standard design features
•metal to metal seat
•floating & trunnion mounted ball
•double block and bleed
•anti blow-out proof stem
•anti-static device
•high temperature service
•leakage rate class v
production range
•valve size : 1/2″~24″ (dn15-dn600)
•pressure : asme class 150~2500 (pn20-pn420)
•temperature: -46℃~ 500℃
body materials: carbon steel, stainless steel, alloy steel, duplex steel
•trim : carbon steel, stainless steel, duplex steel
•end connection : rf, rtj, bw, ff
design standards
•design: asme 16.34/api 6d
•face to face: asme b16.10
•end flange: asme b16.5
•bw end: asme b16.25
•test: api 598/bs 6755/api 6d
•fire safe test: api 6fa
•special: nace mr-01-75, mr-01-03
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