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Tel:  +86-577-6735 6515
       +86-577-6799 5055
Zip code:  325102
Fax:  +86-577-6735 8449
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Address:  NO.1921 Binhai Avenue 1, Economy & Technology Development Zone, Wenzhou City, Zhejiang Province, China 325025

產品詳情
Single-plate gate valve

Technical parameters and characteristics:

Product type ON/OFF
Product description Single- and double-plate flat gate valve with deflector hole
Model Zp43/4H(F)-flat gate valve
Nominal diameter NPS 2”~48”(DN50~DN1200)
Operating temperature -196℃~593℃(the range of service temperature may vary for different materials)
Nominal pressure CLASS 150~1500 (PN20~PN260)
Material Main material: A216 WCB、WCC; A217 WC6、WC9、C5、C12、C12A、CA15; A351 CF8、CF8M、CF3、CF3M、CF8C、CN3MN、CK3MCUN、CN7M; A352 LCB、LCC; A494 CW-6MC、CU5MCuC、M35-1; A890 4A(CD3MN)、5A(CE3MN)、6A(CD3MWCuN); ASME B 148 C95800、C95500, etc.
Design standard API 6D、ASME B16.34
Structural length ASME B16.10、GB/T 12221
Connecting end ASME B16.5、ASME B16.47、ASME B16.25
Test standard API 598、ISO 5208、GB/T 26480
Operation method non-elevating hand wheel, bevel gear, motor drive unit, pneumatic drive unit
Application fields Oil and natural gas pipelines, and urban gas pipeline
Other remarks 1 The valve seat is embedded with flexible seal ring for zero leakage of seal; the valve seat and the slide sealing surface are build-up welded with hard alloy to improve the scouring resistance and extend the service life of the valve.
Other remarks 2 SS+ graphite or metallic seal or pressure self-sealing is adopted between valve body and bonnet for reliable sealing
Other remarks 3 Rising stem structure, making the valve switch position be clear at a glance
Other remarks 4 The valve stem thread will not come into contact with the medium, so the corrosion of medium to the thread is reduced.
Other remarks 5 Small switching moment, reliable sealing
Other remarks 6 The flat gate valve with deflector hole is also convenient for pigging.
Other remarks 7 Small flow resistance, high flow capacity and good flow characteristics
Other remarks 8 K-plate flat gate valve can realize zero leakage through the valve seat of special process.
Other remarks 9 Through improving the structural design and selecting reasonable packing structure and qualified packing supplier, the valves can meet the Class A sealing test requirements of ISO 15848 FE.
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