Zhuzhou Hong Yang Hard Alloy Co., Ltd.
China Tungsten Carbide Parts Manufacturer
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WC Tungsten Carbide Valve Seats / Tungsten Carbide Valve Core
Description
Precision machined carbide balls and valve seats
High strength, high wear resistance, high precision, high temperature resistant, corrosion resistant.
They 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.
The surface finish, tolerance class and tolerances of dimensions have respectively reached the standards of the machine industry: G5, G10, G16, G40 and G100 of JB/T 9145-1999.
Precision machined cemented carbide balls of other grades and specifications are also available based on customers’ demands.
Compatible high precision valve seats can also be made available.
Specification
YG11 cemented carbide chemical composition: WC: 89%, Co: 11%.
Physical properties of YG11 cemented carbide: density ρ13.4-13.8, average particle 1.2μ, hardness ≥88HRA, flexural strength ≈3400
YG11 cemented carbide comprehensive performance: combined with the high hardness of YG8 and the bending resistance of YG15, it has good
comprehensive mechanical properties.
Applications
WC Tungsten Carbide Valve Seats / Tungsten Carbide Valve Core Widely used in all kinds of molds, tools, mining equipment, valves, nozzles.
Suitable for mass production.