设计与制造 Design and Manufacture

结构长度
Face To Face

法兰尺寸
Flange Dimension

压力-温度 Pressure Temperature Lating

试验-检验 Inspection And Test

GB122235

GB12221

GB9113 JB79

GB9131

GB/T13927 JB/T9092

公称压力NominalPressure

1.6

2.5

4.0

6.4

10.0

16.0

强度试验 Shell Test

2.4

3.8

6.0

9.6

15.0

24.0

水密封试验 Water Seal Test

1.8

2.8

4.4

7.0

11.0

18.0

上密封试验Backseat Test

1.8

2.8

4.4

7.0

11.0

18.0

气密封试验 Air Seal Test

0.5-0.7

体、盖、板 Body Cover Disc

阀杆
Stem

密封面 Sealing Face

垫片
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

Enhanced Flexible Graphite

13Cr/柔性石墨

1Cr13/Flexible Graphite

08软钢

08 Soft Steal

0Cr18Ni9Ti

0Cr17Ni12Mo2Ti

XD550F（T）

PTFE

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

Ptoducts

WC1

38CrMoAl

25Cr2MoV

≤450

WC6

≤540

WC9

≤570

C5 C12

≤540

ZGCr5Mo

≤200

肖酸类Nitric acid

ZG1Cr18Ni9Ti

1Cr18Ni9Ti

≤200

醋酸类Acetic acid

ZG1Cr18Ni12Mo2Ti

1Cr18Ni12Mo2Ti