Cast hydrogenation (sulfur resistant) self-sealing gate valv
product description
Type:cast,pressure seal bonnet
Nominal Size NPS:2"~20"
Pressure Grade Class:600~2500
Working Temperature:-29℃~500℃
Body Material: Carbon steel, Alloy steel,Stainless steel, Duplex stainless steel, Nickel alloy, etc
Design standard: NACE MR0175, API600,ASME B16.34, API602,JB/T11484
Type of connection: BW,RF,RTJ
Operating:Manual, Electric
Applicable medium:H2,H2S, etc