Applied norm 1、Design and manufacture:ASME/ANSI B16.34 API 600;GB/T12224;GB/T12228;GB/T12235;GB/T12236 2、Ends connection:1)SW dimension:ASME、ANSI B16.11;JB/T1751 2)Screwed dimension:ASME、ANSI B12.0.1(NPT); 3、Structural feature:B.C or W.C;Piston lifting type or Swing type 4、Sealing accessory material:according to "ordering guide" 5、Body material:A105;LF2;F5;F11;F22;F304;F316;F304L;F316L 6、Valve inspection and test according to API 598 or GB/T13927
主要尺寸和重量 Main dimensions and weight
规格NPS
R.P
Mm
8
10
15
20
25
32
40
50
(in)
1/4
3/8
1/2
3/4
1
1 1/4
1 1/2
2
F.P
Mm
-
8
10
15
20
25
32
40
(in)
-
1/4
3/8
1/2
3/4
1
1 1/4
1 1/2
d
R.P
7
10
10
13
18
24
29
36.5
F.P
-
10
13
18
24
29
36.5
46.5
L
升降式 Lifting type
79
79
79
92
111
120
152
172
旋启式
Swing type
79
79
79
92
111
120
120
140
H
升降式 Lifting type
61
61
61
61
78
84
103
118
旋启式
Swing type
61
61
61
61
78
84
103
120
重量(kg) Weight
升降式 Lifting type
1.5
1.4
1.2
1.4
2.3
3.9
5.6
8.9
旋启式
Swing type
1.3
1.2
1.0
1.1
1.9
3.9
4.5
7.3
说明:弹簧升降式止回阀具有水平或垂直安装的功能。产品型号前冠“T”表示。例如:TH41H-40 Notes:The lifting check valve with spring can be installed horizontally and vertiaclly.The product code:marked with“T”in front of lifting check valve.For example:TH41H-40