Cobalt 20 Cobalt Alloy Valve Ball Sucker Rod Pumps Part

Basic Info.

Model NO.	EB6022
Cast Process	Investment Cast, Metallurgic Powder
Dimension	Customer′s Drawings
Surface Finish	Mirror
Performance	Wear, Corrosin and Thermal Resistance
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.