二组阀EF-3  不锈钢二组阀EF-3  EF-3二组阀

EF-3型二阀组 内螺纹二阀组设计制造标准Design Manafacfure According:ASME B16.34-2004GB/T 12224-2005JB/T 8473-1996 EF-3型二阀组 内螺纹二阀组连接形式Mode of connection:内螺纹连接 Female thread type 结构特征Structure character:锥面密封Conical Sealing 阀门检验和试验Test Standard:API 598-1996GB/T 13927-1992 材料Material:                                              

碳钢Carbon steel:ASTM A105/A105MGB/T 12228-1989                                                           不锈钢Stainless steel:ASTM A276/ASTM A314GB/T 1220-1992 适用介质Applicable Medium:油Oil,水Water,气体Air适用温度Applicable temperature:-70-240℃  -20-440℃