Expansion Joints, Japan, NFK, Pipe
NFK NK-6500・NK-6600・NK-6700 Expansion Joints (General-Purpose Type)
Product Made in Japan
Manufacturer: NFK
Model: NK-6500, NK-6600, NK-6700
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
This product welds a pipe to a bellows.
Applicable fluid: Exhaust gas Air Low pressure steam Water
Applicable bellows: MF,iO
Material: SUS304 SUS316L SUS310S
*Please contact us for material.
Standard: JIS, ANSI, DIN
Specification
Drawing
NK-6500
Materials
| ① Bellows | Stainless Steel |
|---|---|
| ② End Pipe | Carbon steel, Stainless Steel |
| ③ Inner Sleeve | Stainless Steel |
| ④ Flange | Carbon steel, Stainless Steel |
| ⑤ Holder | Carbon steel, Stainless Steel |
| ⑥ Shipping Bolt | Carbon steel, Stainless Steel |
NK-6600
Materials
| ① Bellows | Stainless Steel |
|---|---|
| ② End Pipe | Carbon steel, Stainless Steel |
| ③ Inner Sleeve | Stainless Steel |
| ④ Flange | Carbon steel, Stainless Steel |
NK-6700
Materials
| ① Bellows | Stainless Steel |
|---|---|
| ② End Pipe | Carbon steel, Stainless Steel |
| ③ Inner Sleeve | Stainless Steel |
Specification table
X = Axial Movement
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