Material: ASTM A216 WCB, ASTM A351 CF8，ASTM A351 CF8M, ASTM A351 CF3，ASTM A351 CF3M, ASTM A352 LCB, ASTM A217 WC6 and ASTM A217 WC9
Bolted Bonnet, OS&Y, Rising stem
Size: 1/2' -48'
Pressure: 150LB, 300LB, 600LB, 900LB, 1500LB
Design and manufacture: ANSI B16.34, API 600, API6D
Face to face dimension: ANSI B16.10
Flange end: ANSI B16.5
Butt welded: ANSI B16.25
Test and inspection: API 598
Application: water, oil, natural gas
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