OS&Y,Rising stem,Flexible Wedge

Bolted Bonnet,Threaded or welded seat ring

ASTM A216 WCB,A217 WC6,A351 CF8,A351 CF8M,

A351 CF3,A351 CF3M,A351 CN7M

Standards compliance

Design and Manufacture:ANSIB16.34,API600 API6D,API603,BS1414
Face to face(end to end):ANSIB16.10,API6D
Flanged connection:2"~24"to ANSIB16.5,22",26"~36"to MSS-SP-44 to API605 on Request
Test and inspection:API598,API6D
Butt welded end:ANSIB16.5

A.Anti-friction ball thrust bearing:Reduces friction between mating parts to ensure smooth operation

B.Grub screw:Secures yoke nut in the bonnet

C.Grease nipple:Supplies lubricant to the mating parts