Z41h-16c Cast Steel Wcb Rising Stem Hard Sealing Wedge Flange Type Gate Valve
In the valve procurement when it comes to cast steel gate valve usually means WCB grade carbon steel gate valve, because in the earliest days of steel castings are not as abundant as now, when it comes to cast steel gate valve only WCB this material good choice, time default cast steel gate valve is WCB carbon steel gate valve, WCB carbon steel gate valve is also the longest history, one of the most widely used form of valve structure.
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Valve Parts
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Material
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Seat
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316,316L
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Seal
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EPDM,NBR,VOTIN
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Body
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WCB,CF8M,CF3,CF3M,HT200,GGG40
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Stem seal
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PTFE,EPDM
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Stem seal
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WCB,CF8
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Wedge Disc
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201,304,316L
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Stem Mut
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Copper
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Stem
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2Cr13,304,316,316L
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Precautions for installation of Gate valves
1. The valve must be inspected before installation, and the nameplate of the valve should comply with the current national standard GB 12220.
2. Handwheel, handle and transmission mechanism are not allowed to be used for lifting, and collision is strictly prohibited.
3. Gate valves with driving mechanism should be installed according to the instructions of the product.
