
Carbon-Steel Slip-On Flanges
Forged carbon-steel welding flanges in Shuanggong’s own item catalog.
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Shuanggong Valve Co., Ltd.

WCB cast-steel flanged gate-valve offering in Shuanggong’s product list.
Shuanggong lists Z41H WCB gate valves under several pressure-code options. Match the required body and trim specification to the actual isolation duty. Provide nominal size, medium and operating conditions, then confirm the selected pressure variant, flange dimensions and operator with the supplier rather than assume every option shares one performance envelope.
Shuanggong Valve Co., Ltd. · Taiyuan, Shanxi
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Source reviewed: 2026-11-09. This directory summary organises the supplier’s published product information.
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Forged carbon-steel welding flanges in Shuanggong’s own item catalog.
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Blind flange closures named as a separate Shuanggong product.
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Welded end-cap and dished closure offering in Shuanggong’s catalog.
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Carbon-steel branch fittings offered in Shuanggong’s own product list.
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H41X-16Q flanged check-valve offering named in Shuanggong’s catalog.
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J41H cast-steel flanged globe-valve options in Shuanggong’s range.
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Non-rising-stem resilient-seat gate valves listed by Shuanggong.
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