产品规范

设计规范

结构长度

连接法兰

试验 与检验

GB/T12237

GB/T12221

JB/T79-94；GB/T9113

GB/T13927

API608

ASME/ANS B16.10

ASME/SNS B16.5

API 598

公称压力

1.6 MPa

2.5 MPa

4.0 MPa

6.4 MPa

10.0 MPa

150 Lb

300 Lb

600 Lb

强度试验

2.4 MPa

3.75 MPa

6.0 MPa

9.5 MPa

15.0 MPa

3.1 MPa

7.5 MPa

15.0 MPa

水密封试验

1.76MPa

2.75 MPa

4.4 MPa

7.04 MPa

11.0 MPa

2.2 MPa

5.5? MPa

11.0 MPa

气密封试验

0.6MPa

名称

WCB类

CF8类

CF8M

CF3M

阀体

WCB

A35-CF8

A351-CF8M

A351-CF3M

阀盖

WCB

A35-CF8

A351-CF8M

A351-CF3M

球芯

0Cr18Ni9

A351-CF8

A351-CF8M

A351-CF3M

阀杆

2Cr13

A182-F304

A182-F316

A182-316L

阀座

A105

304

1Cr18Ni12Mo2Ti

00Cr17Ni14Mo2

阀座支承圈

2Cr13

A182-F304

A182-F316

A182-F316L

O形圈

304+柔性石墨

304+柔性石墨

316+柔性石墨

316L+柔性石墨

弹簧

17-7PH

螺柱

35

A193-B8

A193-B8

A193-B8

螺母

45

A193-B8

A193-B8 A193-B8

A193-B8 A193-B8