stellite material finished valve ball and valve seat for sucker rod pumps


For sealing of valves of oil pumps in petroleum industry's sand containing wells, viscous oil wells, sea oil wells,high pressure sulfur resistant oil wells, compatible Cemented Carbide valve seats, etc.Various grades for cemented carbide balls/pellets can be supplied according to customer's drawings.The surface finish, tolerance class and tolerances of dimensions have respectively reached the standards of the machine industry. 


Main Material:
 
stainless steel,
 
ceramic,
 
hard alloy (tungsten carbide),
 
 Standard: API Spec 11AX
 
High Precission in Shape;
Strong corrosion resistance
Excellent mechanical property
 
Materials: Stainless Steel, Tungsten Carbide, Titanium Carbide, Cobalt Alloy
 
and can meet the needs of various well conditions., with  advantages of high hardness, wear resistance, corrosion resistance.
Main Specifications for reference:
 Specifications:
Ball valve and valve seats 
 Precision machined carbide balls and valve seats
1. High strength, high wear resistance, high precision, good temperature resistance and good corrosion resistance.
2. Mainly used for the sealing of valves of oil pumps in petroleum industry's containing wells, viscous oil wells, sea oil wells and high pressure sulfur resistant oil wells, etc.
3. Balls and seats are used with compatible cemented carbide valve seats.
4. The finished surface, tolerance standard have reached the standards of the machine industry: G5, G10, G16, G40 and G100 of JB/T 9145-1999.
5. Precision machined cemented carbide balls of other grades and specifications are also available based on customers` demands.
6. Compatible high precision valve seats can also be made.