Product Made In Japan
Manufacturer: Maiko Shokai
Model: RNY Series

Trade Name	Certification
	JIS	AWS
RNY308	JIS Z 3221 ES308-16	AWS A5.4 E308-16
RNY308HT	JIS Z 3221 ES308H-16	AWS A5.4 E308H-16
RNY308L	JIS Z 3221 ES308L-16	AWS A5.4 E308L-16
RNY308LA	JIS Z 3221 ES308L-16	AWS A5.4 E308L-16
RNY309	JIS Z 3221 ES309-16	AWS A5.4 E309-16
RNY309L	JIS Z 3221 ES309L-16	AWS A5.4 E309L-16
RNY309Mo	JIS Z 3221 ES309Mo-16	AWS A5.4 E309Mo-16
RNY309MoL	JIS Z 3221 ES309LMo-16	AWS A5.4 E309LMo-16
RNY310	JIS Z 3221 ES310-16	AWS A5.4 E310-16
RNY312	JIS Z 3221 ES312-16	AWS A5.4 E312-16
RNY316	JIS Z 3221 ES316-16	AWS A5.4 E316-16
RNY316L	JIS Z 3221 ES316L-16	AWS A5.4 E316L-16
RNY316LA	JIS Z 3221 ES316L-16	AWS A5.4 E316L-16
RNY317L	JIS Z 3221 ES317L-16	AWS A5.4 E317L-16
RNY329J3L	JIS Z 3221 ES2209-16	AWS A5.4 E2209-16
RNY329J4L	JIS Z 3221 ES329J4L-16	AWS A5.4 E2594-16
RNY2595	JIS Z 3221 ES329J4L-16	AWS A5.4 E2595-16
RNY347	JIS Z 3221 ES347-16	AWS A5.4 E347-16
RNY347HT	JIS Z 3221 ES347-16	AWS A5.4 E347-16
RNY347L	JIS Z 3221 ES347L-16	AWS A5.4 E347-16

RNY308

• Applicable Specification

• JIS Z 3221 ES308-16
  AWS A5.4 E308-16

•  Identification Color

• End Face: Yellow
  Side Face:－

• Applications and Characteristics

• TASETO RNY308 is the electrode designed for Type 304 stainless steel. RNY308 is a lime-titania type covered electrode suitable for positional welding

• Notes on Usage

• Dry the electrode at 150℃ to 200℃ for 60 minutes before use.
  Remove oil and dust from the surface to be welded.
  Use welding current as low as possible to reduce intergranular corrosion.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
Typical	0.057	0.46	1.34	0.023	0.005	9.90	19.98	0.09	0.12

• Mechanical Properties of All Weld Metal

	Tensile Strength (MPa)	5D Elongation (%)	Absorbed Energy at 20℃ (J)
Typical	610	43.2	103

• Typical Mechanical Properties of All Weld Metal in Elevated Temperatures

Temperature (℃)	Tensile Strength (MPa)
550	372
650	308
725	234
800	173

• Other Properties of All Weld Metal

• * Typical Ferrite Content: 7.3% (Schaeffler’s Diagram)

• Sizes Available, Recommended Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
3.2	300	50-90	45-80
3.2	350	80-120	65-110
4.0	350	110-150	85-135
5.0	350	150-200	—

RNY308HT

• Applicable Specification

• JIS Z 3221 ES308H-16
  AWS A5.4 E308H-16

• Identification Color

• End Face: Yellow
  Side Face: White

• Applications and Characteristics

• TASETO RNY308HT is the electrode developed to limit the ferrite content of all weld metals to 3～8% and improve the mechanical properties at elevated temperatures. It is used for welding Type 304H for high-temperature service. The crack resistibility of its weld metal is good.
  RNY308HT is a lime-titania type covered electrode suitable for positional welding

• Notes on Usage

• Dry the electrode at 150℃ to 200℃ for 60 minutes before use.
  Remove oil and dust from the surface to be welded.
• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
Typical	0.050	0.49	1.58	0.027	0.005	10.14	19.53	0.07	0.12

• Mechanical Properties of All Weld Metal

	0.2% Proof Stress (MPa)	Tensile Strength (MPa)	5D Elongation (%)
Typical	440	584	41.0

• Typical Mechanical Properties of All Weld Metal in Elevated Temperatures

Temperature (℃)	0.2% Proof Stress (MPa)	Tensile Strength (MPa)	5D Elongation (%)
550	239	372	28.7
650	211	271	29.3
700	181	231	43.3
750	152	189	61.7

• Typical Creep Rupture Strength (700℃, MPa)

1,000h	5,000h	10,000h
94	71	63

• Other Properties of All Weld Metal

• Typical Ferrite Content: 4.5% (DeLong’s Diagram)

• Sizes Available, Recommended Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
3.2	350	80-120	65-110
4.0	350	110-150	85-135
5.0	350	150-200	—

RNY308L

• Applicable Specification

• JIS Z 3221 ES308L-16
  AWS A5.4 E308L-16

•  Identification Color

• End Face: Red
  Side Face:－

• Applications and Characteristics

• TASETO RNY308L is designed for welding of Type 304L, with excellent intergranular corrosion resistance by suppressing the carbon content in all weld metal. This electrode is suitable for welding of corrosion-resistant containers where solution heat treatment is impracticable.
  RNY308L is a lime-titania type electrode and is applicable for positional welding.

• Notes on Usage

• * Dry the electrode at 150℃ to 200℃ for 60 minutes before use.
  Remove oil and dust from the surface to be welded.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
Typical	0.030	0.52	1.58	0.021	0.006	9.92	19.05	0.11	0.11

• Mechanical Properties of All Weld Metal

	Tensile Strength (MPa)	5D Elongation (%)	Absorbed Energy at 20℃ (J)
Typical	571	43.0	103

• Typical Mechanical Properties of All Weld Metal in Elevated Temperatures

Temperature (℃)	Tensile Strength (MPa)
550	336
650	279
725	220
800	200

• Other Properties of All Weld Metal

• * Typical Ferrite Content: 7.0% (Schaeffler’s Diagram)
  * 65% Nitric Acid Test: max. 0.001 in/month
  * Copper Sulfate-Sulfuric Acid Test: No defects after Bending (650℃×2h PWHT)

• Sizes Available, Recommended Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50-90	45-80
3.2	350	80-120	65-110
4.0	350	110-150	85-135
5.0	350	150-200	—

RNY308LA

• Applicable Specification

• JIS Z 3221 ES308L-16
  AWS A5.4 E308L-16

• Identification Color

• End Face: Red
  Side Face: Black

• Applications and Characteristics

• TASETO RNY308LA is designed to suppress the ferrite content in weld metal with excellent low-temperature impact strength.
  It is used for welding equipment for extra low-temperature environments including liquid hydrogen, liquid nitrogen, and liquid helium.
  RNY308LA is a lime-titania type electrode suitable for positional and its weld metal has good hot cracking resistibility.

• Notes on Usage

* Dry the electrode at 150℃ to 200℃ for 60 minutes before use.
Remove oil and dust from the surface to be welded.
Keep interpass temperature at 120℃ or less.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
Typical	0.027	0.33	1.725	0.018	0.006	11.29	19.70	0.09	0.10

• Mechanical Properties of All Weld Metal

	0.2% Proof Stress (MPa)	Tensile Strength (MPa)	5D Elongation (%)
Typical	413	568	40.1

• Impact Properties of  All Weld Metal

	Absorbed Energy (J)			Lateral Expansion (mm)
	20°C	-100°C	-196°C	-196°C
Typical	113	67	48	0.83

• Other Properties of All Weld Metal

• * Typical Ferrite Content: 3.6% (Schaeffler’s Diagram)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50-90	45-80
3.2	350	80-120	65-110
4.0	350	110-150	85-135
5.0	350	150-200	—

 

RNY309

• Applicable Specification

• JIS Z 3221 ES308-16 AWS A5.4 E308-16

• Identification Color

• End Face: Yellow Side Face:－

• Applications and Characteristics

• TASETO RNY308 is the electrode designed for Type 304 stainless steel. RNY308 is a lime-titania type covered electrode suitable for positional welding

• Notes on Usage

• Dry the electrode at 150℃ to 200℃ for 60 minutes before use. Remove oil and dust from the surface to be welded. Use welding current as low as possible to reduce intergranular corrosion.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
Typical	0.065	0.47	1.70	0.025	0.006	13.61	24.50	0.18	0.12

• Mechanical Properties of All Weld Metal

	Tensile Strength (MPa)	5D Elongation (%)	–
Typical	597	40.4	–

Other Properties of All Weld Metal

• * Typical Ferrite Content: 7.7% (Schaeffler’s Diagram)

• Sizes Available, Recommended Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50-90	45-80
3.2	350	80-120	65-110
4.0	350	110-150	85-135
5.0	350	150-200	—

RNY309L

• Applicable Specification

• JIS Z 3221 ES309L-16 AWS A5.4 E309L-16

• Identification Color

• End Face: Yellowish Green Side Face:－

• Applications and Characteristics

• TASETO RNY309L is the low-carbon type electrode of RNY309 and is suitable for the first layer of low-carbon type stainless steel overlay welding. Also, this electrode provides performance as equal to RNY309 when used in the welding of dissimilar metals and the welding of martensitic and ferritic-type stainless steels such as Type 410 or 430. RNY309L is a lime-titania-type electrode suitable for positional welding.

• Notes on Usage

• Dry the electrode at 150°C to 200°C for 60 minutes before use. Remove oil and dust from the surface to be welded.

• Chemical Composition of All Weld Metal (%)

• 	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
  Typical	0.030	0.47	1.81	0.022	0.006	13.45	23.59	0.35	0.13

• Mechanical Properties of All Weld Metal

	Tensile Strength (MPa)	5D Elongation (%)	Absorbed Energy at 20°C (J)
Typical	551	41.0	106

• Other Properties of All Weld Metal

• * Typical Ferrite Content: 8.3% (Schaeffler’s Diagram)

• Sizes Available, Recommended Welding Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50-90	45-80
3.2	350	80-120	65-110
4.0	350	110-150	85-135
5.0	350	150-200	—

RNY309Mo

• Applicable Specification

JIS Z 3221 ES309Mo-16
AWS A5.4 E309Mo-16

• Identification Color

End Face: Silver
Side Face:

Applications and Characteristics

Major uses of TASETO RNY309Mo are the same as RNY309, dissimilar metal joint welding and overlay welding. Especially, RNY309Mo containing about 2.5%Mo, is preferred to apply the first layer of Type 316 stainless steel overlay. RNY309Mo is a lime-titania-type electrode suitable for positional welding.

• Notes on Usage

*Dry the electrode at 150°C to 200°C for 60 minutes before use.
*Remove oil and dust from the surface to be welded.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
Typical	0.060	0.58	1.51	0.021	0.007	13.06	24.06	2.45	0.12

• Typical Mechanical Properties of All Weld Metal in Elevated Temperatures

Temperature (℃)	Tensile Strength (MPa)
550	464
650	384
725	330
800	276

• Other Properties of All Weld Metal

* Typical Ferrite Content: 15.0% (Schaeffler’s Diagram)

 Sizes Available, Recommended Welding Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50-90	45-80
3.2	350	80-120	65-110
4.0	350	110-150	85-135
5.0	350	150-200	—

RNY309MoL

• Applicable Specification

JIS Z 3221 ES309LMo-16
AWS A5.4 E309LMo-16

• Identification Color

End Face: Silver
Side Face: Neutral Green

Applications and Characteristics

TASETO RNY309MoL has the same characteristics as RNY309Mo except low carbon content in all weld metals less than 0.04%. It is particularly suitable for applying the first layer of overlay welding of Type 316L. RNY309MoL is a lime-titania-type electrode suitable for positional welding.

• Notes on Usage

*Dry the electrode at 150°C to 200°C for 60 minutes before use.
*Remove oil and dust from the surface to be welded.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
Typical	0.036	0.49	1.38	0.019	0.007	13.21	23.92	2.51	0.13

• Mechanical Properties of All Weld Metal

Temperature (℃)	Tensile Strength (MPa)
Typical	677
5D Elongation (%)	33.6
Absorbed Energy at 20℃ (J)	79

• Other Properties of All Weld Metal

* Typical Ferrite Content: 16.4% (Schaeffler’s Diagram)

Sizes Available, Recommended Welding Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50~90	45~80
3.2	350	80~120	65~110
4.0	350	110~150	85~135
5.0	350	150~200	—

RNY310

• Applicable Specification

JIS Z 3221 ES310-16
AWS A5.4 E310-16

• Identification Color

End Face: Pink
Side Face: —

Applications and Characteristics

TASETO RNY310 is suitable for welding AISI310 or SUS310S. As RNY310 is specifically designed to reduce the hot cracking susceptibility and embrittlement caused by PWHT, this electrode is also suitable for welding of dissimilar metals where heat treatment is required. RNY310 is a lime-titania-type electrode suitable for positional welding.

• Notes on Usage

Dry the electrode at 150°C to 200°C for 60 minutes before use.
Avoid excessively high current or wide weaving to prevent hot cracking.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
Typical	0.10	0.41	2.03	0.017	0.003	20.90	26.84	0.09	0.08

• Mechanical Properties of All Weld Metal

Temperature (°C)	Tensile Strength (MPa)
Typical	586

• Typical Mechanical Properties of All Weld Metal in Elevated Temperatures

Temperature (°C)	Tensile Strength (MPa)
550	407
650	322
725	256
800	198

• Other Properties of All Weld Metal

* Typical Ferrite Content: 0% (Schaeffler’s Diagram)

Sizes Available, Recommended Welding Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50~90	45~80
3.2	350	80~120	65~110
4.0	350	110~150	85~135
5.0	350	150~200	—

RNY312

• Applicable Specification

JIS Z 3221 ES312-16
AWS A5.4 E312-16

• Identification Color

End Face: Green
Side Face: Dark Blue

Applications and Characteristics

Since TASETO RNY312 contains a large amount of ferrite, its crack sensitivity is very low in the case of dissimilar welding. This electrode is used for welding stainless steel to carbon steel or to low alloy steel with high carbon content, also welding the first layer of overlay welding on carbon steel or to low alloy steel with high carbon content. RNY312 is a lime-titania-type electrode suitable for positional welding.

• Notes on Usage

Dry the electrode at 150°C to 200°C for 60 minutes before use.

As all weld metal contains a large amount of ferrite, weld metal is embrittled by severe PWHT.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
Typical	0.065	0.54	1.45	0.018	0.006	9.12	28.39	0.11	0.12

• Mechanical Properties of All Weld Metal

Temperature (°C)	Tensile Strength (MPa)
550	492
650	405
725	283
800	145

• Other Properties of All Weld Metal

* Typical Ferrite Content: 20.9% (Schaeffler’s Diagram)

Sizes Available, Recommended Welding Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
3.2	350	80~120	65~110
4.0	350	110~150	85~135
5.0	350	150~200	—

RNY316

• Applicable Specification

JIS Z 3221 ES316-16
AWS A5.4 E316-16

• Identification Color

End Face: White
Side Face: —

Applications and Characteristics

TASETO RNY316 provides weld metal with good corrosion resistibility against acetic acid, sulfuric acid, phosphoric acid, and chlorides. RNY316 is a lime-titania-type electrode suitable for positional welding.

• Notes on Usage

Dry the electrode at 150°C to 200°C for 60 minutes before use.
Use a low current to prevent carbides from precipitating in the heat-affected zone.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
Typical	0.056	0.59	1.59	0.024	0.006	12.60	19.50	2.30	0.11

• Mechanical Properties of All Weld Metal

• 	Tensile Strength (MPa)	5D Elongation (%)	Absorbed Energy at 20°C (J)
  Typical	582	40.2	93

• Typical Tensile Strength of All Weld Metal at High Temperature

Temperature (°C)	Tensile Strength (MPa)
550	407
650	336
725	271
850	191

• Typical Creep Rupture Strength of All Weld Metal at High Temperature

650°C x 1,000h: 139 MPa

• Other Properties of All Weld Metal

* Typical Ferrite Content: 5.2% (Schaeffler’s Diagram)
* Copper Sulfate-Sulfuric Acid Test: No defects after bending 5% Sulfuric Acid Test: max 7 g/m²·h

Sizes Available, Recommended Welding Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
3.2	350	80~120	65~110
4.0	350	110~150	85~135
5.0	350	150~200	—

RNY316L

• Applicable Specification

JIS Z 3221 ES316L-16
AWS A5.4 E316L-16

• Identification Color

End Face: Green
Side Face: —

Applications and Characteristics

TASETO RNY316L is the first covered electrode of 18%Cr-12%Ni-2%Mo stainless steel produced in Japan. Because of good resistibility for intergranular corrosion, it is used for welding low carbon (Type 316L) plates or castings for important chemical equipment, which may be omitted post-weld solution heat treatment. RNY316L is a lime-titania-type electrode suitable for positional welding.

• Notes on Usage

Dry the electrode at 150°C to 200°C for 60 minutes before use.
Remove oil and dust from the surface to be welded.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
Typical	0.031	0.55	1.58	0.023	0.006	12.80	19.43	2.38	0.13

• Mechanical Properties of All Weld Metal

Tensile Strength (MPa)	5D Elongation (%)	Absorbed Energy at 20°C (J)
586	42.4	100

• Other Properties of All Weld Metal

Typical Ferrite Content: 6.4% (Schaeffler’s Diagram)
Copper Sulfate-Sulfuric Acid Test: No defects after bending (650°C x 2h PWHT)
5% Sulfuric Acid Test : max. 6 g/m²·h

•  Sizes Available, Recommended Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50~90	45~80
3.2	350	80~120	65~110
4.0	350	110~150	85~135
5.0	350	150~200	—

RNY316LA

• Applicable Specification

JIS Z 3221 ES316L-16
AWS A5.4 E316L-16

• Identification Color

End Face: Green
Side Face: Black

Applications and Characteristics

TASETO RNY316LA is designed to suppress the ferrite content in weld metal with excellent toughness at low temperatures. It is used for welding equipment for extra low-temperature environments including liquid hydrogen, liquid nitrogen, and liquid helium. RNY316LA is a lime-titania type electrode suitable for positional and its weld metal has good hot cracking resistibility.

• Notes on Usage

Dry the electrode at 150°C to 200°C for 60 minutes before use.
Remove oil and dust from the surface to be welded.
Keep interpass temperature at 120°C or less.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
Typical	0.026	0.49	1.73	0.022	0.006	13.01	18.93	2.12	0.10

• Mechanical Properties of All Weld Metal

Tensile Strength (MPa)	5D Elongation (%)
545	44.5

• Impact Properties of All Weld Metal

• 	Absorbed Energy (J)	Lateral Expansion (mm)
  	-196°C	-196°C
  Typical	48	0.83

  Other Properties of All Weld Metal

* Typical Ferrite Content: 4.1% (Schaeffler’s Diagram)

• Sizes Available, Recommended Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50~90	45~80
3.2	350	80~120	65~110
4.0	350	110~150	85~135
5.0	350	150~200	—

RNY317L

• Applicable Specification

JIS Z 3221 ES317L-16
AWS A5.4 E317L-16

• Identification Color

End Face: Chestnut Color
Side Face: –

Applications and Characteristics

TASETO RNY317L has excellent resistance to pitting and intergranular corrosion. It is used for welding 18%Cr-12%Ni-3%Mo stainless steel (Type 317, 317L), which is used for bleaching equipment. RNY317L is a lime-titania-type electrode suitable for positional welding.

• Notes on Usage

Dry the electrode at 150°C to 200°C for 60 minutes before use.
Remove oil and dust from the surface to be welded.
Avoid excessively high currents to prevent hot cracking.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
Typical	0.034	0.63	1.62	0.011	0.009	15.91	17.82	5.13	0.13

• Mechanical Properties of All Weld Metal

• 	Tensile Strength (MPa)	5D Elongation (%)
  Typical	551	35.4

• Sizes Available, Recommended Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50-90	45-80
3.2	350	80-120	65-110
4.0	350	110-150	85-135
5.0	350	150-200	—

RNY329J3L

• Applicable Specification

JIS Z 3221 ES2209-16
AWS A5.4 E2209-16

• Identification Color

End Face: Brown
Side Face: –

Applications and Characteristics

TASETO RNY329J3L is used for welding duplex stainless steel such as 2205. It exhibits excellent corrosion resistibility in industrial water containing chlorine ions in small concentrations. Resistibility to stress corrosion cracking and pitting corrosion is excellent too. The hot cracking resistibility of all weld metal is good. RNY329J3L is a lime-titania type electrode of good usability in positional welding.

• Notes on Usage

* Dry the electrode at 150°C to 200°C for 60 minutes before use.
* Post-weld heat treatment adversely affects embrittlement.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu	N
Typical	0.025	0.37	0.79	0.027	0.007	8.58	21.60	2.93	0.12	0.12

• Mechanical Properties of All Weld Metal

	0.2% Proof Stress (MPa)	Tensile Strength (MPa)	5D Elongation (%)	Absorbed Energy (J) 0℃	Absorbed Energy (J) 76℃
Typical	634	829	24.0	80.4	43.1

• Other Properties of All Weld Metal

* 5% Sulfuric Acid Test: max. 1 g/m2･h
* 65% Nitric Acid Test: max. 0.5 g/m2・h

•  Sizes Available, Recommended Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
3.2	350	80~120	65~110
4.0	350	110~150	85~135
5.0	350	150~200	—

RNY329J4L

• Applicable Specification

JIS Z 3221 ES329J4L-16
AWS A5.4 E2594-16

• Identification Color

End Face: Purple
Side Face: –

Applications and Characteristics

TASETO RNY329J4L is used for welding duplex stainless steel such as SUS329J4L. It exhibits excellent corrosion resistibility in industrial water containing chlorine ions in small concentrations. Resistibility to stress corrosion cracking, pitting corrosion, and seawater corrosion is excellent more than RNY329J3L. The hot cracking resistibility of all weld metal is good. RNY329J4L is a lime-titania type electrode of good usability in positional welding.

• Notes on Usage

* Dry the electrode at 150℃ to 200℃ for 60 minutes before use.
* Post-weld heat treatment adversely affects embrittlement.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu	N	W
Typical	0.027	0.47	0.64	0.015	0.007	8.23	25.68	3.15	0.28	0.13	0.02

• Mechanical Properties of All Weld Metal

	0.2% Proof Stress (MPa)	Tensile Strength (MPa)	5D Elongation (%)
Typical	590	815	25.0

• Other Properties of All Weld Metal

* 5% Sulfuric Acid Test: max. 2 g/m2･h
* 65% Nitric Acid Test: max. 0.001 in/month (0.5g/m2・h)

• Sizes Available, Recommended Currents (AC or DCEP)

 

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50-90	45-80
3.2	350	80-120	65-110
4.0	350	110-150	85-135
5.0	350	150-200	—

RNY2595

• Applicable Specification

JIS Z 3221 ES329J4L-16
AWS A5.4 E2595-16

• Identification Color

End Face: Purple
Side Face: –

Applications and Characteristics

TASETO RNY2595 is used for welding of super duplex stainless steel such as UNS S32760. It exhibits excellent corrosion resistibility in industrial water containing chlorine ions in small concentrations. Resistibility to stress corrosion cracking, pitting corrosion, and seawater corrosion is excellent too. The hot cracking resistibility of all weld metal is good. RNY2595 is a lime-titania type electrode of good usability in positional welding.

• Notes on Usage

* Dry the electrode at 150℃ to 200℃ for 60 minutes before use.
* Post-weld heat treatment adversely affects embrittlement.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu	N	W
Typical	0.033	0.58	0.74	0.021	0.002	9.46	25.13	3.98	0.53	0.24	0.58

• Mechanical Properties of All Weld Metal

	0.2% Proof Stress (MPa)	Tensile Strength (MPa)	5D Elongation (%)
Typical	737	923	22.0

• Other Properties of All Weld Metal

* 6% Ferric Chloride Test: No pitting at 35℃×24h

• Sizes Available, Recommended Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50～90	45～80
3.2	350	80～120	65～110
4.0	350	110～150	85～135
5.0	350	150～200	－

RNY347

• Applicable Specification

JIS Z 3221 ES347-16
AWS A5.4 E347-16

• Identification Color

End Face: Blue
Side Face: –

Applications and Characteristics

Since TASETO RNY347 has excellent resistibility to intergranular corrosion in polythionic acid conditions of desulfurization plant, because of the carbon stabilizing effect of Nb added in weld metal. It is used for welding of Type 347 and Type 321 stabilized stainless steel. RNY347 is a lime-titania type electrode suitable for all position welding.

• Notes on Usage

* Dry the electrode at 150℃ to 200℃ for 60 minutes before use.
* Since Nb is added, crack sensitivity is high. Thus avoid excessively high current or excessively rapid weaving.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu	Nb
Typical	0.042	0.52	1.57	0.023	0.005	9.63	19.22	0.07	0.06	0.70

• Mechanical Properties of All Weld Metal

	Tensile Strength (MPa)	5D Elongation (%)
Typical	600	41.0

• Other Properties of All Weld Metal

* Typical Ferrite Content: 8.2% (Schaeffler’s Diagram)
* 65% Nitric Acid Test: max. 0.001 in/month, max. 0.0025 in/month (650℃×2h, AC)
* Copper Sulfate-Sulfuric Acid Test: No defects after bend (650℃×2h PWHT)

• Sizes Available, Recommended Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50～90	45～80
3.2	350	80～120	65～110
4.0	350	110～150	85～135
5.0	350	150～200	－

RNY2595

• Applicable Specification

JIS Z 3221 ES329J4L-16
AWS A5.4 E2595-16

• Identification Color

End Face: Purple
Side Face: –

Applications and Characteristics

TASETO RNY2595 is used for welding of super duplex stainless steel such as UNS S32760. It exhibits excellent corrosion resistibility in industrial water containing chlorine ions in small concentrations. Resistibility to stress corrosion cracking, pitting corrosion, and seawater corrosion is excellent too. The hot cracking resistibility of all weld metal is good. RNY2595 is a lime-titania type electrode of good usability in positional welding.

• Notes on Usage

* Dry the electrode at 150℃ to 200℃ for 60 minutes before use.
* Post-weld heat treatment adversely affects embrittlement.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu	N	W
Typical	0.033	0.58	0.74	0.021	0.002	9.46	25.13	3.98	0.53	0.24	0.58

• Mechanical Properties of All Weld Metal

	0.2% Proof Stress (MPa)	Tensile Strength (MPa)	5D Elongation (%)
Typical	737	923	22.0

• Other Properties of All Weld Metal

* 6% Ferric Chloride Test: No pitting at 35℃×24h

• Sizes Available, Recommended Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50～90	45～80
3.2	350	80～120	65～110
4.0	350	110～150	85～135
5.0	350	150～200	－

RNY347

• Applicable Specification

JIS Z 3221 ES347-16
AWS A5.4 E347-16

• Identification Color

End Face: Blue
Side Face: –

Applications and Characteristics

Since TASETO RNY347 has excellent resistibility to intergranular corrosion in polythionic acid conditions of desulfurization plant, because of the carbon stabilizing effect of Nb added in weld metal. It is used for welding of Type 347 and Type 321 stabilized stainless steel. RNY347 is a lime-titania type electrode suitable for all position welding.

• Notes on Usage

* Dry the electrode at 150℃ to 200℃ for 60 minutes before use.
* Since Nb is added, crack sensitivity is high. Thus avoid excessively high current or excessively rapid weaving.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu	Nb
Typical	0.042	0.52	1.57	0.023	0.005	9.63	19.22	0.07	0.06	0.70

• Mechanical Properties of All Weld Metal

C	Tensile Strength (MPa)	5D Elongation (%)
Typical	600	41.0

• Other Properties of All Weld Metal

* Typical Ferrite Content: 8.2% (Schaeffler’s Diagram)
* 65% Nitric Acid Test: max. 0.001 in/month, max. 0.0025 in/month (650℃×2h, AC)
* Copper Sulfate-Sulfuric Acid Test: No defects after bend (650℃×2h PWHT)

• Sizes Available, Recommended Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50～90	45～80
3.2	350	80～120	65～110
4.0	350	110～150	85～135
5.0	350	150～200	－

RNY347HT

• Applicable Specification

JIS Z 3221 ES347-16
AWS A5.4 E347-16

• Identification Color

End Face: Blue
Side Face: White

Applications and Characteristics

TASETO RNY347HT is the electrode developed to keep the ferrite content in its all-weld metal at 3% to 7% and improve the performance (resistance to creep rupture) in elevated temperatures. It is used for welding of Type 347 stainless steel. RNY347HT is a lime-titania-type electrode suitable for all-position welding.

• Notes on Usage

Dry the electrode at 150℃ to 200℃ for 60 minutes before use.
Remove oil and dust from the surface to be welded.
Use welding current as low as possible to reduce intergranular corrosion.

• Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu	Nb
Typical	0.056	0.48	1.72	0.028	0.002	9.87	19.21	0.08	0.05	0.61

• Mechanical Properties of All Weld Metal

	0.2% Proof Stress (MPa)	Tensile Strength (MPa)	5D Elongation (%)
Typical	508	612	40.2

• Typical Mechanical Properties of All Weld Metal at High Temperatures

Temperature (℃)	0.2% Proof Stress (MPa)	Tensile Strength (MPa)	5D Elongation (%)
550	340	425	18.6
650	311	395	18.2
700	304	357	18.8

• Typical Creep Rupture Strength at High Temperatures

Temperature (℃) × Time (hours)	Creep Rupture Strength (MPa)
550 × 1,000	232
650 × 1,000	179

• Other Properties of All Weld Metal

* Typical Ferrite Content: 5.3% (Schaeffler’s Diagram)

• Sizes Available, Recommended Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50～90	45～80
3.2	350	80～120	65～110
4.0	350	110～150	85～135
5.0	350	150～200	－

RNY347L

• Applicable Specification

JIS Z 3221 ES347L-16
AWS A5.4 E347-16

• Identification Color

End Face: Blue
Side Face: Blue

Applications and Characteristics

TASETO RNY347L has the same uses as RNY347. As it contains less carbon than RNY347, the resistibility to intergranular corrosion is better than RNY347. RNY347L is suitable for overlay welding of Type 347 stainless steel.

• Notes on Usage

* Dry the electrode at 150℃ to 200℃ for 60 minutes before use.
* Since Nb is added, hot cracking sensitivity is high. Thus avoid excessively high current or excessively rapid weaving.

Chemical Composition of All Weld Metal (%)

	C	Si	Mn	P	S	Ni	Cr	Mo	Cu	Nb
Typical	0.031	0.45	1.59	0.020	0.004	9.72	19.30	0.08	0.06	0.50

Mechanical Properties of All Weld Metal

Tensile Strength (MPa)	5D Elongation (%)
584	40.8

Other Properties of All Weld Metal

* Typical Ferrite Content: 8.5% (Schaeffler’s Diagram)
* 65% Nitric Acid Test: max. 0.001 in/month
* Copper Sulfate-Sulfuric Acid Test: No defects after bend (650℃×2h PWHT)

Sizes Available, Recommended Currents (AC or DCEP)

Size (mm)	Length (mm)	Welding Current (A)
		Flat	Vertical, Overhead
2.6	300	50～90	45～80
3.2	350	80～120	65～110
4.0	350	110～150	85～135
5.0	350	150～200	－