NFK NK-7400 Expansion Joints (Universal Type) Kouei Japan Trading

NFK NK-7400 Expansion Joints (Universal Type)

Product Made in Japan
Manufacturer: NFK
Model: NK-7400

NFK expansion joints are used in gas and liquid transport system lines used by steel making, chemical and industrial plants to transport substances such as air, water, gases, steam, oil and exhaust gases. They can compensate for expansion and contraction caused by temperature differences in air-conditioning/sanitation lines in buildings and other structures. They also handle conditions such as line center misalignment, vibrations, foundation subsidence and earthquakes.

Feature

The bellows connect the two, lateral move performance is large, and it is structure prevent extension and thrust in the tie-rod.
Applicable fluid: Gas, Water, Air, Steam
Applicable bellows: MF, HF, iO, E
Material: SUS304, SUS316L,
*Please contact us for material.
Standard: JIS, ANSI, DIN

NK-7400

Materials

① Bellows	Stainless Steel
② End Pipe	Carbon steel, Stainless Steel
③ Flange	Carbon steel, Stainless Steel
④ Reinforcing Ring	Carbon steel, Stainless Steel
⑤ Guide Flange	Carbon steel, Stainless Steel
⑥ Neck Ring	Carbon steel, Stainless Steel
⑦ Common Connecter	Carbon steel, Stainless Steel
⑧ Tie Rod	Carbon steel, Stainless Steel
⑨ Shipping Bolt	Carbon steel, Stainless Steel
⑩ Beam	Carbon steel, Stainless Steel
⑪ Holder	Carbon steel, Stainless Steel
⑫ Stopper	Carbon steel, Stainless Steel
⑬ Spherical Washer	Carbon steel, Stainless Steel

Specification table

X = Axial Movement

DN	Length(mm)
DN	Y=50	Y=100	Y=150	Y=200	Y=250	Y=300
50	600	800	1000	1100	1200	1400
65	650	850	1000	1200	1400	1600
80	750	1000	1300	1400	1700	1800
100	850	1100	1300	1500	1700	1800
125	750	1000	1200	1300	1500	1600
150	800	1050	1350	1450	1600	1800
200	900	1200	1400	1700	1800	2050
250	1000	1300	1500	1700	1800	2100
300	1050	1400	1600	1800	2000	2300
350	1100	1500	1700	1900	2150	2450
400	1200	1600	1900	2100	2400	2700
450	1250	1700	2000	2200	2500	2900
500	1400	1800	2100	2400	2700	3100
550	1200	1600	1850	2000	2300	2600
600	1300	1700	1900	2100	2400	2700

Expansion Joints, Japan, NFK, Pipe