Size: 20 - 48 Inch, DN500 - DN1200
Pressure: Class 150 LB, PN20
Design: API 600, ASME B16.34, GB/T 12234
Flanged Standard: ASME B16.5, GB/T 9113
BW Standard: ASME B16.25
Body: ASTM A216 WCB
Face to Face Dimension: ASME B16.10, GB/T12221
Inspection & Test: API 598, API 6D, JB/T 9092
Operation methods: handwheel, bevel gear or electric operation
Overlay welding by hard alloy can be performed on the seat surface according to specifications in API600
Replaceable valve seat and back seat
Integral seat and back seat are adopted in stainless steel valves