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China, Chinese API 11ax Standard Stellite V11-175 Valve Balls and Valve Seats1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Valve PartsValve BallStellite Valve Seat and Valve BallStellite Valve Balls and Valve Seats
Puyang Zhongshi Group Co., Ltd.
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Product Description Cobalt-base Alloys V11-175 Valve Balls and Valve Seats Both are mainly used for the sealing of valves of oil pumps in petroleum industry's sand containing wells, viscous oil wells, sea oil wells and high pressure sulfur resistant oil wells, etc. They are used with compatible cemented carbide valve seats. 1.Made by 100% original raw materials2.Good abrasive resistance3.After accurate grinding and polishing,the frictional factor of surface is very low.4.Widely used in ball-bearing,seat valve, ball screws and flow meters.pen,spraying machines ,pump,machinery parts,oil,hydrochloric zcid lab,hardness measuring instrument,and so high-end industry. 5.Recommended grade: YG8,YG11,YG15,YS2T,YL10.2,other grade can be offered by customers' request.features: 1. High strength, high wear resistance, 2.high precision, high temperature resistant, 3.corrosion resistant. 4.Stainless Steel, Tungsten Carbide, Titanium Carbide, Cobalt Alloy are the main material.valve balls main specifications for reference: SizeBall Diameter (in)API Symbol1065/8V11-1069/16ALT1253/4V11-12511/16ALT15015/16V11-1507/8ALT1751-1/8V11-1751ALT2001-1/4V11-2001-1/8ALT2251-3/8V11-2251-1/4ALT2501-11/16V11-2501-1/2ALT3252V11-3253752-1/4V11-3752 main material for reference: SymbolSymbolHardnessMaterialA1Stainless SteelBall: HRC 58-65Seat: HRC 52-56UNS 41000-UNS 44000B1Cobalt Alloy, CastBall: HRC 56-63Seat: HRC 50-56Cobalt, chromium, andtungsten alloyB2Cobalt Alloy, PowderMetalBall: HRC 53-60Seat: HRC 51-57Cobalt, chromium, andtungsten alloyC1Tungsten CarbideBall: HRA 88-89Seat: HRA 88-89.5Tungsten with CobaltbinderC3Titanium CarbideBall: HRA 89-90.5Seat: HRA 89-90.5Tungsten and titanium carbidewith cobalt binder
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