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                2023-03

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                  钢制对焊管件△GB/T12459-2017?钢制对焊管件GB∕T13401-2017??压力容器封头GB/T25198-2...

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                2024-01

                GB/T33926-2017不锈钢△环压式管件№

                  GB/T33926-2017不锈钢环压式管件 下载文件

                20余年实体生产厂家营销现货板式平焊接法兰,带颈对焊法兰,法兰盖,盲板,中频◥煨弯线弯,大弯弯管,不锈钢金属软管无缝长半径弯头,三通,四通,大小头,异径管,变径管,封头,管帽,锻造高压管件,,单丝头,双丝头,皮管接头,阀门,片式球阀,闸阀,球阀,截止阀,止回阀,蝶阀,针型阀,安全阀,过滤器,垫片螺栓紧固件,wl重庆万里法兰管件阀门gr重庆国荣管件制造有限公司,碳钢,不锈钢,合金钢,低温钢,管线钢,特材等