1 metal band
A. spiral wound gasket with a thickness of 0.15mm ~ 0.25mm of 08F0Cr13,0Cr18Ni19Ti, 0Cr18Ni9Ti, 00Cr18Ni10,0Cr18Ni12Mo2Ti, 00Cr17Ni14Mo2 such as cold-rolled strip, or by both parties through consultation.
B. metal band preformed V-or W-shaped narrow band, the surface should be smooth. Clean, there should be rough. Cracks scratches. Pits and rust and other defects
C. hardness of stainless steel HV≤200
2 non-metallic belt
A special non-metal filled with asbestos, flexible graphite tape, Teflon tape, non-asbestos fiber tape, and mica, etc. With a thickness of 0.3-1.0mm.
B. Special asbestos LOI must ≤25%
Chloride ion content of non-metallic belt ≤100PPM C.
Recommended temperature and pressure D. all kinds of media and a variety of non-metallic belt
Note: in a non-oxidizing media of graphite may be used to 800 ℃.
3 reinforcement ring Unless otherwise agreed, the reinforcement ring material with a metal belt material shall be the same as the outer ring of the reinforcing material selection A3 steel and anti-rust treatment. |