Cobalt Alloy Cast Ball and Seat

Specifications

The seat must be checked for tightness with the help of a vacuum sealed device and the ball under the vacuum pressure not less than 0.65kgf/cc during 10 seconds. The pressure changes are strictly forbidden if the seat is not hermetic in the seat.

Properties: good resistance against corrosion and oxidation;

Application fields: Subsurface pump/Oilfield Tubing pump/Insert pump, sealing, it is widely used in petroleum industry and other anti-corrosion machine parts.

Material: cobalt-base alloy(stellite), nickel -base alloy, Titanium carbide, Tungsten Carbide, stainless steel or other corrosion resistant material.


Technical Parameters

1. Industrial Standard: API or GOST
2. Manufacturing Process: B1 or B2
3. Treated with anti-corrosion material.
4. Valve Seat Height: 12.7mm
5. Usage: oilfield sucker rod pump or used as other valve pair
6. Model: V11-106, V11-125, V1-150, V11-175, V11-225, V11-250 or oversized

Cobalt Alloy Cast Ball and Seat


API No.

Seat Size
Ball Size
V11-106
1-1/16"
5/8"
V11-125
1-1/4"
3/4"
V11-150
1-1/2"
15/16"
V11-175
1-3/4"
1-1/8"
V11-200
2"
1-1/4"
V11-225
2-1/4"
1-3/8"
V11-250
2-3/4"
1-1/16"
V11-375
3-3/4"
2-1/4"