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Quoting Standards BB OS & Y structure Flanged or Butt-welding Ends Manufacture in accordance with API 6D or API 600 Face to face/End to End Dimensions to ANSI B 16.10 Flange Dimensions to ANSI B 16.5 Butt-welding End Dimensions to ANSI B 16.25 ValveTested to API 6D or API 598 Product Main Usage API Gate Valve are suitable to pipes which use Class 150～300Lb and working temperature is no more than 425℃ in water ,steam, Oil. It is a open-close device to control medium. Product Construction 1. Conform to domestic and abroad advanced standard requirement, reliable seal, perfect performance, good figure. 2. Wedge disc, seat seal face adopt iron alloy or stellite, wearable, anti-high-temperature, rust- proof, non-scrape, long life usage. 3. Use wedge flexible disc, large and middle diameter valve use relating bearing, flexible snitch, on- off is easily operated. 4. Stem is nitrified, gear rust- proof, non-scratch and wearable. 5. Suitable for all kinds of fitting, flange and flange seal face, meat all kinds of project application and clients' requirement. 6. Large scale of body material for selection, packing and gasket is adoptable according to actual situation or clients' requirement, applicable for all kinds of pressure rating, temperature and media

Shell	ASTM A216 WCB	ASTM A351 CF8
Disc	WCB	CF8	CF 8M	Monel
Stem	F 6a	F304	F316	Monel	F304
Disc facing	13 Cr	13 Cr	STL	304	STL	316	STL	Monel	304	304	STL
Seat facing	13 Cr	STL	STL	304	STL	316	STL	Monel	304	304	STL
Shell	ASTM A351 CF3	ASTM A351 CF 8M	ASTM A351 CF8
Disc
Stem	F 304L	F316	F316
Disc facing	304L	304L	STL	316	316	STL	316L	316L	STL
Seat facing	304L	STL	STL	316	STL	STL	316L	316L	STL