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API Cryogenic Gate Valve

MFG: Shanghai Fengqi Industry Development Co., Ltd.
Eml: sales@fengqi.sh.cn

Tel: 0086 (021) 3652 8716
Mob: (0086) 138 1635 6498

product drawing

API cryogenic gate valves
API cryogenic gate valves

Dimensions & constructral diagram

API cryogenic gate valve constructral diagram
API cryogenic gate valve constructral diagram

Standard

item design and manufacture pressure-temperature standard face to face dimension flange connection test test and inspection
standard API600 ANSIB16.34 ANSI16.10 ANSIB16.5 API598

The pressure test

test item shell intensity test Mpa high-pressure seal test Mpa low-pressure seal test Mpa suitable temperature
medium water air  
pressure level 150Lb 3.0 2.2 0.6 ≤ 150 ℃
pressure level 300Lb 7.5 5.5 0.6 ≤ 150 ℃
pressure level 600Lb 15.0 11.0 0.6 ≤ 150 ℃

The materials of main parts

part name CF8 series CF3 series CF8 series CF3 series WCB series
body,bonnet CF8 CF3 CF 8M CF 3M WCB
disc CF8 CF3 CF 8M CF 3M WCB
stem F304 F 304L F316 F 316L 1Cr13 Graphite
packing PTFF weave PTFE weave PTFE weave PTFE weave Graphite+304
gasket PTFE+304 PTFE+ 304L PTFE+ 316L PTFE+ 316L Graphite +304
gland CF8 CF3 CF 3M CF 3M WCB
packing pressure ring 304 304L 316L 316L 1Cr13
bolt 193-BB A193-B8 193-B 8M A193-B 8M 35CrMoA
nut A194 -8M A194 -8M A194 -8M A194 -8M 45

The main connection dimensions

model Temperature(℃) -46℃ -101℃ -196℃
Specification(mm) Dimension(mm)
inch DN neck height H
DZ40W/H/Y-150/300/600/900 1/2″ 15 90 110 130
3/4″ 20 100 110 140
1″ 25 100 120 150
11/4″ 32 110 130 160
11/2″ 40 110 130 160
2″ 50 110 130 170
21/2″ 65 110 130 170
3″ 80 120 150 190
4″ 100 130 160 200
5″ 125 130 160 200
6″ 150 140 170 220
8″ 200 140 170 220
10″ 250 150 180 240
12″ 300 150 180 240
14″ 350 160 190 250
16″ 400 160 190 250
18″ 450 160 190 250
20″ 500 170 200 260
24″ 600 170 200 260
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