BJ41Y锻钢保温截止阀标准材质明细表

序号

零件名称

CS to ASTM

AS to ASTM

AS to ASTM

Type A105

Type F22

Type F304(L)

Type F316(L)

1

阀体

A105

A182F22

A182F304(L)

A182F316(L)

2

垫片

316夹柔性石墨+graphite

316夹柔性石墨 SS+PTFE

3

阀盖螺栓

A193 B7

A193 B16

A193 B8

A193 B8M

4

圆柱销

A276 420

5

填料压套

A276 410

A182 F304(L)

A182 F316(L)