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產品展示/ PRODUCTS

304不銹鋼帶頸對焊法蘭

帶勁對焊法蘭

執行標準:化工部:HG/T20592-2009、HG/T20615-2009。 標準:GB/T9115.1-2000、GB/T9115.2-2000等。機械部標準:JB/T86.2-94。船用標準:CB/T47-1999。

連接方式:單面焊接、雙面螺栓連接

生產方式:鍛打、鑄造、車床加工、鉆孔等。

規格:DN10-DN2000

壓力:16/25

在线a亚洲视频简约网址导航在线观看黄色视频福利片135
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