Globe Valve > Products >GB Cast Steel Flange Globe Valve
GB Cast Steel Flange Globe Valve
manufacturer: Shanghai MeiYan Yi Pump & Valve Co., Ltd.
Eml: sales@1bengfa.com
Tel: +86 (21) 5640 2009
Mob: +86 138 1691 3072（WeChat Same Account）
product drawing
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(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 |
