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                三通系列
                河北广浩管件有限公司官方网站 > 三通系列 > 大※口径三通

                大口這個是青神風和銀雷艾她竟然好像沒有任何感覺径三通

                大口了径三通

                三通怪物接头是管件的一种,它的连接形式就是直接将三通与钢管对焊,三通接头的主要制造标准一般是GB/T12459、GB/T13401、ASME B16.9、SH3408、SH3409、HG/T21635、HG/T21631、SY/T0510