Cobalt 20 Cobalt Alloy Valve Ball Sucker Rod Pumps Part

• Certification: ISO
• Surface Treatment: Polishing
• Temperature: High Temperature
• Pressure: High Pressure
• Material: Cobalt
• Type: Balls
• Model NO.: EB6022
• Performance: Wear, Corrosin and Thermal Resistance
• Surface Finish: Mirror
• Cast Process: Investment Cast, Metallurgic Powder
• Dimension: Customer′s Drawings
• Transport Package: Plywood Case
• Specification: Stellite 20
• Trademark: EB
• Origin: China
• Production Capacity: 500000pieces/Year

Product Description

1.Product Name:
Cobalt 20 Valve Balls

2.Material Grade:
Cobalt 20

3.Hardness:
G100 HRC 52-60

4.Process:
Cast Process

5.Standard:

 

Type	Fluid, mm2	Dw, mm	D, mm	d mm	H, mm
V11-106	107	15.8750	20.142	11.68	12.70
V11-125	153	19.0500	23.317	13.97	12.70
V11-150	227	23.8125	29.667	17.02	12.70
V11-175	345	28.5750	35.255	20.96	12.70
V11-225	569	34.9250	43.688	26.92	12.70
V11-250	869	42.8625	51.054	33.27	12.70
V11-375	1623	57.1500	78.029	45.47	19,05

 

 7.Chemical Composition:

Composition (%)

C

Si

Mn

Cr

Ni

S

P

Mo

W

Fe

Co

Hardness

Cobalt 20 Balls

2.30-3.00

≤1.5

≤1.0

31.0-36.0

≤3.0

≤0.04

≤0.04

≤1.0

16.0-19.5

≤3.0

Bal.

HRC:52-60

Q: Are you trading company or manufacturer ? 
A: We are factory. 

Q: How long is your delivery time? 
A: Generally it is 5~10 days if the goods are in stock.Or it is 45 days if the goods are not in stock, it is according to quantity. 

Q: What is your terms of payment ? 
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T in advance ,balance before shipment.
irrevocable LC at sight.