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Globe Valve > Products >GB Cast Steel Flange Globe Valve

GB Cast Steel Flange Globe Valve

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

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

product drawing

GB cast steel flange globe valves
GB cast steel flange globe valves

Dimensions & constructral diagram

GB cast steel flange globe valve constructral diagram(pic1)
GB cast steel flange globe valve constructral diagram(pic1)
GB cast steel flange globe valve constructral diagram(pic2)
GB cast steel flange globe valve constructral diagram(pic2)

Implement standard

design and manufacture face to face dimension flange dimension pressure test test, inspection
GB12235 GB12221 GB9113 JB79 GB9131 GB/T13927 JB/T9092

Pressure test

nominal pressure 1.6 2.5 4.0 6.4 10.0 16.0
intensity test 2.4 3.8 6.0 9.6 15.0 24.0
water sealing test 1.8 2.8 4.4 7.4 11.0 18.0
upper sealing test 1.8 2.8 4.4 7.04 11.0 18.0
gas sealing test 0.4-0.7

The materials of main parts and performance

Body, gland Stem sealing surface gasket(ring) packing working temperature °C applicable medium
WCB 2Cr13 13Cr STL body material nylon enhanced flexible graphite 1Crl3/flexible graphite 08 mild steel 0Cr18Ni9Ti OCr18Ni12Mo2Ti flexible graphite enhanced flexible graphite SFB-260 SFP-260 ≤425  Water,steam,oil
WC1 38CrMoAI 25Cr2MoV ≤450
WC6 ≤540
WC9 ≤570
ZGCr5Mo ≤540
ZG1Cr18Ni9Ti 1Cr18Ni9Ti ≤200 nitric acid
ZGCr18Ni12Mo2Ti 1C18Ni12Mo2Ti ≤200 acetic acid

Specification and main dimensions

1.6MPa DN L D D1 D2 b n-Φd H D0
male flange RF J41H J41Y J41W J41F J41N 16C 16P 16R 16I 10 130 90 60 40 14 4-Φ14 198 120
15 130 95 65 45 14 4-Φ14 218 120
20 150 105 75 55 14 4-Φ14 258 140
25 160 115 85 65 14 4-Φ14 275 140
32 180 135 100 78 16 4-Φ18 280 160
40 200 145 110 85 16 4-Φ18 330 180
50 230 160 125 100 16 4-Φ18 350 200
65 290 180 145 120 18 4-Φ18 370 280
80 310 195 160 135 20 8-Φ18 400 280
100 350 215 180 155 20 8-Φ18 415 320
125 400 245 210 185 22 8-Φ18 460 360
150 480 280 240 210 24 8-Φ23 510 450
200 600 335 295 265 26 12-Φ23 710 500
250 650 405 335 320 30 12-Φ25 786 550
300 750 460 410 375 30 12-Φ25 925 600
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