Name: API V11-275 cobalt valve ball and seat supplier in China
Brand: ZS
Availability: InStock

Product Details

Description
We manufacture and supply the deep oil well sucker rod pumps according to the API 11AX specifications of THC, THM, TLE, RWAC, RWBC, RHAC, RHBC, TP, RHAM, RHBM, RHTM, RHTC, RWBM, RXBC, RXBM, RWTC and RWTM
Special pumps can be designed and manufactured such as hi-viscosity crude oil pumps, gas-proof pumps and sand-proof pumps according to the request of users
Key parts of the pumps are made of materials with strong corrosion resistance and good mechanical properties conditions
The valve balls and valve seats are made of different materials such as excellent corrosion-resisting stainless steel, tungsten carbide hardness alloy and metal ceramic
Materials: AISI304, AISI316, AISI420C, AISI440.
Parameters

Symbol	Symbol	Hardness	Material
A1	Stainless steel	Ball:58-65HRC Seat: 52-56HRC	UNS 41000–UNS 44000
B1	Cobalt alloy, cast	Ball: 56-63HRC Seat: 50-56HRC	Cobalt, chromium, and tungsten alloy
B2	Cobalt alloy, powder metal	Ball: 53-60HRC Seat: 51-57HRC	Cobalt, chromium, and tungsten alloy
C1	Tungsten carbide	Ball: 88-89HRA Seat: 88-89.5HRA	Tungsten with Cobalt binder
C3	Titanium carbide	Ball: 89-90.5HRA Seat: 89-90.5HRA	Tungsten and titanium carbide with cobalt binder