Side-mounted bore eccentric semi-ball valve:
Flange and dimension as per:GB/T9133,ASME/ANSI 16.5
Face to face as:GB12221-2005,ASME B16.10
Design and manufacture :GB12237-89 API6D
test and inspection:JB/9092-1999,GB/13927-92,API598
Top mounted eccentric semi-ball valve: (mm)
Main parts materials code:
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Part name
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YSA40FM type
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YSQ40 Y type
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YSQ40 YM type
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body
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Carbon steel WCB/stainless steel CF8
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Carbon steel WCB/stainless steel CF8
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Carbon steel WCB/stainless steel CF8
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stem
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2Cr13/304
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2Cr13/304
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2Cr13/304
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Seal pair for the valve spool
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WCB/CF8+Cr
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WCB/CF8+hard alloy steel
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Special hardened alloy steel jk117/17Co alloy
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Seal pair for the valve seat
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PTFE/molon
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WCB/CF8+hardened alloy steel
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Special hardened alloy steel jk117/17Co alloy
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