Gold Member Since 2010
Audited Supplier
Puyang Zhongshi Group Co., Ltd.

Cobalt Alloy Cast Ball and Seat, Cobalt Alloy Powder Metal Ball and Seat, Cobalt Alloy Ball Valve and Seat manufacturer / supplier in China, offering Cobalt Alloy Cast Ball and Seat, API Certificated Nylon Composite Plastic Centralizer, API Spiral Blade Cast Aluminum Centralizer and so on.

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Supplier Homepage Product Oil & Gas Extraction Equipment Cobalt Alloy Cast Ball and Seat

Cobalt Alloy Cast Ball and Seat

FOB Price: Get Latest Price
Min. Order: 50 Sets
Production Capacity: 60000 PCS/Month
Transport Package: Carton Box or Plywood Cases.
Payment Terms: T/T, Western Union

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Basic Info
  • Model NO.: API
  • Certificate: API 11ax
  • Specification: API
  • HS Code: 84139100
  • Ball Diameter: 28.575mm-100mm
  • Trademark: PYZS
  • Origin: Cn
Product Description


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


Seat Size
Ball Size

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