Expansion Joints, Japan, NFK, Pipe
NFK NK-7000・NK-7100 Expansion Joints (Reinforcing Ring Type)
Product Made in Japan
Manufacturer: NFK
Model: NK-7000, NK-7100
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
To cope with high-pressure piping, this product is fitted with a reinforcing ring bellows.
NK-7000 is single bellows NK-7100 is double bellows.
NK-7100 is double bellows.
Applicable fluid: Steam, High-pressure gas, Water, Air
Applicable bellows: MF, HF
Material: SUS304, SUS316L,
*Please contact us for material.
Standard: JIS, ANSI, DIN
Specification
Drawing
NK-7000
NK-7100
Materials
| ① Bellows | Stainless Steel |
|---|---|
| ② End Pipe | Carbon steel, Stainless Steel |
| ③ Inner Sleeve | Stainless Steel |
| ④ Flange | Carbon steel, Stainless Steel |
| ⑤ Reinforcing Ring | Carbon steel, Stainless Steel |
| ⑥ Neck Ring | Carbon steel, Stainless Steel |
| ⑦ Beam | Carbon steel, Stainless Steel |
| ⑧ Tie Rod | Carbon steel, Stainless Steel |
| ⑨ Stopper | Carbon steel, Stainless Steel |
| ⑩ Shipping Bolt | Carbon steel, Stainless Steel |
Specification table
X = Axial Movement
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