Since April 2018, we have produced Stellite 20 cobalt-based alloy valve balls for US companies with powder metallurgy and casting processes.

Valve Balls
Valve Balls

 

 

 

 

 

 

 

 

 

 

1.This order is divided into two batches due to the large number of quantities, which were delivered in April and August.

S21 Valve Balls
S21 Valve Balls
S21 Valve Balls
S21 Valve Balls

 

 

 

 

 

 

 

 

 

 

 

2.This order is made of Stellite-20 material and has 9 sizes:

11/16″

Diameter: 17.4625mm

3/4″

Diameter :19.0500mm

7/8″

Diameter :22.2250mm

15/16″

Diameter :23.8125mm

1″

Diameter :25.4000mm

1-1/8″

Diameter :28.5750mm

1-3/8″

Diameter :34.9250mm

1-1/2″

Diameter :38.1000mm

2″

Diameter :50.8000mm

 

S21 Valve Balls
S21 Valve Balls
S21 Valve Balls
S21 Valve Balls

 

 

 

 

 

 

 

 

 

 

 

 

3.We use the powder metallurgy process and casting process to make the valve balls. After rough machining, fine machining and fine grinding, the surface finish of the valve balls is mirro finish, Ra500 micro-inch, the dimensional tolerance is as per G100.The quality of our balls are recognized by US customers.

S21 Valve Balls
S21 Valve Balls

 

 

 

 

 

 

 

 

Eternal Bliss Alloy Casting & Forging Co, Ltd.

Technical Dept.

E-mail: cast@ebcastings.com

What’sApp Number:0086-13093023772

Morgan

2018.8