size              1/2"-96"
Type             flat face flange
standard       ASME B16.5 ASM E B16.47 MSS SP - 44 EN 1092
material         stainless steel,carbon steel,Alloy steel
qualification   ISO9001 API CE
packing         Wooden case&pallets,flat face flange
Application     Petroleum, chemical, machinery, electric power, shipbuilding, papermaking, construction, etc

Testing         direct reading spectrometer,Hydrostatic test,X-Ray flaw detectr,Ultrasonic flaw detector Magentic particle in 

Special design available as the requirement of customer