Cobalt Alloy Stellite 21 Valve Balls Seats

  • Brand: EB
  • Cobalt Alloy Stellite 21 Valve Balls Seats
  • Material Grade:Stellite
  • Size: OD 90mm~300mm
  • Surface Finish: mirror finish






Description

ZAlCu10 High precision Alu Cast Parts EB9090

Cobalt Alloy Stellite 21 Valve Balls Seats

 Application and Advantage:Cobalt Alloy

1. Valve balls and valve seats  are widely used  in oil fields.

2. Valve Ball and Seat performance directly affects the use effect and service life of the sucker rod pumps.

3. Each ball-and-seat combination is vacuum tested to ensure a perfect seal is obtained in all positions of contact.

 Chemical Composition of Cobalt Alloy Stellite 21 Valve Balls Seats:

Co

Cr W C Others
Base 29-33 11-14 2.0-2.7

Ni, Fe, Si, Mn

 Size of Valve Ball and Seat:

API No. V11-106 V11-125 V11-150 V11-175 V11-200 V11-225 V11-250

V11-375

Valve Seat Size 1-1/16″ 1-1/4″ 1-1/2″ 1-3/4″ 2″ 2-1/4″ 2-3/4″ 1-1/16″
Valve Ball Size 5/8″ 3/4″ 15/16″ 1-1/8″ 1-1/4″ 1-3/8″ 3-3/4″ 2-1/4″

Our Photos for Cobalt Based Alloy Stellite 21 Valve Balls and Seats:

Cobalt Alloy Stellite 21 Valve Balls Seats

Our Experience

  • 13 Year Experience in Heat-resistant Steel Field
  • 18 Year Expertise in Wear-resistant Material Field
  • 20 Year Customer-made High Quality Castings & Forgings

 Trading Terms:

  1. The nearest seaport is Shanghai port
  2. The nearest airport is Shanghai Pudong airport
  3. Payment Terms are L/C,TT,West Union,Paypal
  4. Payment Condition is 50% before production, 50% before delivery against complete set of inspection report
  5. Supply Capability is 10,000 tons per year
  6. Sample Availability is yes
  7. Sample Time is 15-30 Days
  8. Packing is Plywood Cases or Steel Crates
  9. Delivery time is about 45 working days per 20 tons regular castings & forgings
  10. Service is OEM, ODM or Customized

ZAlCu10 High precision Alu Cast Parts EB9090

1. 20-year Foundry Operation Experience.
2. Friendly & High Efficient Technical & Commercial Communication.
3. Professional Export Practices: Exported to +60 Overseas Countries.