碳钢、不锈钢法兰盘，欧标体系HG20593,HG20594,HG20595,美标体系ASME B16.5,国标体系GB/T 9115-2000,GB/T9116-2000,GB/T9119-2000,日标体系JIS N2220.

型号有：SOP TYPE, SOH TYPE, WELDING NECK ,SLIP ON, BLIND ,SOCKET WELDING, THREADED , LAP JOINT , TING JOINT 等等。

美标法兰常 用材料： ASTM A105/A105M, ASTM A182/A182M, ASTM A515/A515M