China Double Body Ball Valve, Worm Gear Double Body Ball Valve, Manual Double Body Ball Valve, Find details about China Offset Central Line Ball Valve, Wc Eccentric Half Ball Valve from Double Body Ball Valve, Worm Gear Double Body Ball Valve, Manual Double Body Ball Valve
Manual / Worm Gear Double Body Ball Valve
· More reasonable structure design
· Lower pressure loss
· Better quality assurance of sealing
· Longer service life
· Maintenance easier
Part Name | Material | ||||||
Body | WCB | ZG1Cr18Ni9Ti | CF8(304) | CF3(304L) | ZG1Cr18Ni 12Mo2Ti | CF8M (316) | CF3M (316L) |
Stem | 2Cr13 | 1Cr18Ni9Ti | 0Cr19Ni9 (304) | 00Cr19Ni11 (304L) | 1Cr18Ni12 Mo2Ti | 0Cr17Ni12 Mo2(316) | 00Cr17Ni12Mo2 (316L) |
Seal ring | (PTFE),(PPL),PPL soft graphite | ||||||
Medium | water, gas, steam, oil etc. | Corrosion medium such as Nitric acid | Strong oxidizing medium | Acetic acid and other corrosive medium | Urea and other corrosive medium |
Design standard: | ASME B16.34 |
Flanged Ends: | ASME B16.5 Class 150/300/600 |
Face to face: | ASME B16.10 |
Testing: | API 598 |
Material: | ASTM A351 CF8/304,CF8M/316,CF3/304L,CF3M/316L |
ASTM A216 WCB | |
Size: | 1/2"- 8" |
Working pressure: | 150/300/600 LB |
Working pressure: | -20 ~ 180°C (RPTFE), -20 ~300 °C (PPL) |
Working medium: | Water,oil,gas,acid,steam,ect |