应用规范
1设计制造ANSI B16.34;API602
2连接端尺寸：  

（1）承插口尺寸按ANSI B16.11,JIS B2306
（2）??????????°?ANSI B1.20.1:BS21:JIS BO203:S10⁷/1
3阀门检查和试验：

API 598
4结构特征P.T.OS&Y
5材料按AIS/ASTM的规定
6主要材料   A105；F5；F11；F22；304；304L；316；316L；LF2合金等

?? Application criterion
1??Design and manufacture??to ANSI B16.34;API602
2??Size of coupling end:
   （1）.Size of socket joint hole:to ANSI B16.11,JIS B236
   （2）.Size of threaded end :to ANSI B1.20.1:BS21:JIS BO203:S10⁷/1
3??Valve inspection and test??to API 598
4??Structure characteristics??P.T.OS&Y
5??Material:to AIS/ASTM
6??Materiare fo main body??
   A105??F5??F11??F22??304??304L??316??316L??LF2.etc

规格DN
Specification DN

S

L

T（IN）

W

H（??）Open

????kg weight

公制

 metric

ANSI

JIS

900 1500 Pound grade

2500 Pound grade

ANSI

ISO,BS

JIS

NPI????60??

RC????55??

PT????55??

1/2

15

21.8

22.2

140

186

1/2

125

321

12.3

3/4

20

27.1

27.7

140

186

3/4

125

321

11.6

1

25

33.8

34.5

140

186

1

160

321

10.8

1¹/4

32

42.6

43.2

178

232

1¹/4

160

380

26.0

1¹/2

40

48.7

49.1

178

232

1¹/2

180

414

28.4

2

50

61.1

61.1

216

279

2

200

502

60.0

?÷??????
Materials of main body

??·??? Airproof Set

H

Y

C

E

G

J

K

X

A

M

13cr/13cr

13cr/stl

STL/STL

304/304

316/316

304L/304/L

316L/316L

（NACE）STL/STL

K.C/H.C

M./M.

A015

PZ15WHC

PZ15WHC

PZ15SCC

KPZ15SXFA

F5

PZ15SCE

F11

PZ15SCB

F22

PZ15SCL

LF2

PZ15SYF

PZ15SCF

KPZ15SXCA

304

PZ15SCD

PZ15SE

PZ15SAP

PZ15SMP

304L

PZ15SCS

PZ15SJS

PZ15SAS

PZ15SMS

316

PZ15SCR

PZ15SGR

PZ15SAR

PZ15SMR

316L

PZ15SCL

PZ15SKL

PZ15SAL

PZ15SML