
F4 Resilient-Seated Gate Valve
F4 gate-valve offering described as a German-standard resilient-seat form.
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Botou Valve Manufacturing Industry Co., Ltd.

Buried-service gate-valve offering with an extended or telescopic stem.
Botou’s catalog includes a buried gate-valve offering with an extended or telescopic operating stem. The extension arrangement should be selected around the burial depth and surface operating point. Send the valve and ground-level layout, then confirm the extension support, coupling, operating head and access provisions for the actual installation.
Botou Valve Manufacturing Industry Co., Ltd. · Cangzhou, Hebei
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Source reviewed: 2026-11-08. This directory summary organises the supplier’s published product information.
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F4 gate-valve offering described as a German-standard resilient-seat form.
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F5 gate-valve range listed separately from the supplier’s F4 offering.
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Remote float-control valve listed in the Botou product range.
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Pilot-controlled bypass-valve offering for supply/return pressure control.
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Ball-type non-return valve named in the supplier’s catalog.
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