详细说明
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1.?????????DN15-DN800(1/2"-32")???DN600-DN1800(24"--72")
2.???????SCH10,SGP,SCH20, SCH30, STD,SCH40,SCH80,SCH160 ,SCHXXS.
3.??????:GB/T12459-2005.GB/T13401-2005.GB/T9119-2000.HG/T20592-2009. ANSI B 16.9,ASME,ASTM,JIS,DIN, EN??
4.????:A105,Q235,20#?45#,ST37,ST52,???304,304L?316?316L????15CrMo?12Cr1mov?35CrMo?P91??
5.????????????????????????????????3PE????????
6.??????????????????????????????????????????????
7.????????????????????????????????????????????????,???????
8.??????????????????????????????????
