... P type','BES',etc.,the seal is sefe and reliable,and the operation is simple, tubing hanger adopts the mandrel type,rubber is ... 'RCMS'type metal seal,the seal is safe and reliable,the operation is simple,the tubing hanger and the casing hanger both adopt ... ppaarraammeetteerrs sWorking pressure:2000PSI-15000PSI Working medium:petrol,natural gas containing H2S and Co2 Working temperature:-46°C~121°C(LU ...