
Butt-Weld Neck Flanges
Weld-neck flange family in Jiuyuan’s own flange catalog.
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Hebei Jiuyuan Pipeline Manufacturing Co., Ltd.

Slip-on flange form separately listed in the supplier’s range.
Jiuyuan lists slip-on weld flanges separately from neck and socket-weld forms. The selected flange must match the pipe outside diameter and the specified joint arrangement. Provide the pipe, class and facing requirements, then agree bore clearance, material and applicable dimensions with the supplier for the intended fabricated assembly.
Hebei Jiuyuan Pipeline Manufacturing Co., Ltd. · Cangzhou, Hebei
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Source reviewed: 2026-11-09. This directory summary organises the supplier’s published product information.
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Weld-neck flange family in Jiuyuan’s own flange catalog.
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Bolted flange-closure offering from Jiuyuan.
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Threaded connection flange option from Jiuyuan’s own catalog.
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Socket-weld flange form named in Jiuyuan’s product range.
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Lapped flange offering for a matched flange/end-piece arrangement.
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