welded steel ball valve
nominal diameter: dn15 ~ 250mm
nominal pressure: pn1.6 ~ 6.4mpa, class150 ~ 600lb
main material: wcb, a105, f11, f22, f304, f316, cf8, cf8m, wcc or according to customer requirements.
temperature: -40 ℃ ~ 220 ℃
design and manufacturing standards: gb / t 12237-2007
structure length standard: gb / t 12221-2005
socket weld standard: gb12224, ansib16.25
pressure temperature level: gb / t 12224-2005
test test standards: gb / t 13927-2008
steel ball valve product uses:
1) city gas: gas output pipes, main lines and the supply of the regional pipeline.
2) centralized heating: large-scale heating equipment output lines, main lines, branch lines.
3) heat exchanger: the pipeline and the loop hoist.
4) steel plants: all kinds of fluid pipes, exhaust pipes, gas and heat supply pipes, fuel supply pipes.
5) all kinds of industrial equipment: all kinds of heat treatment pipes, all kinds of industrial gas and heat pipe.
steel ball valve main connection size:
|
dn |
nominal diameter bore |
dh |
d |
t |
l |
h1 |
h2 |
a |
weight kg |
|
a / b |
|||||||||
|
50 |
40 |
89 |
60.3 / 57 |
4 |
300 |
35 |
135 |
180 |
4 |
|
65 |
50 |
108 |
76.1 / 76 |
4 |
300 |
35 |
144 |
275 |
5.2 |
|
80 |
65 |
133 |
88.9 / 89 |
5 |
300 |
44 |
154 |
275 |
6.3 |
|
100 |
80 |
159 |
114.6 / 108 |
5 |
325 |
50 |
193 |
365 |
11 |
|
125 |
100 |
193 |
139.7 / 133 |
5 |
325 |
42 |
218 |
365 |
16 |
|
150 |
125 |
219 |
168.3 / 159 |
6 |
350 |
83 |
343 |
650 |
24 |
|
200 |
150 |
273 |
219/219 |
7 |
400 |
84 |
345 |
800 |
39 |