体、盖
Body Cover Disc

 

阀杆
Stem

密封面
Sealing Face

垫片(环)
Sealing Shim

填料 
 Packing

工作温度Working Temperature

适用介质
Suitable Medium

WCB

2Cr13

13Cr
 STL
木体材料
With Body
Material
尼龙
Nylon

增强柔性石墨
 13Cr/柔性石墨
Enhanced Flexible Graphite
1Cr13/Flexible Graphite
SFB-2
08软钢
08 Soft Steal
F304
F316
F304L
F316L

柔性石墨
 增强柔性石墨
Flexible Graphite
Enhanced Flexible Graphite
SFB/260
SFP/260
PTFE

≤425

水 蒸汽 油品
 Water
Steam
Petroleum
Products

WC1

38CrMoAl 25Cr2MoV

≤425

WC6

≤540

WC9

≤570

C5 C12

≤540

CF8

F304

≤200

硝酸 醋酸 尿素
 Nitric acid
Acetic acid

CF8M

F316

CF3

F304L

CF3M

F316L