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Valve ball and seat
Release time:2016-12-15 16:33:05   Click:second-rate   【Print】【Close

 

  

 

Features:

1. Different material is available according to the corrosion characteristics.

 2. Different heat treatment process

 

       

 

 

 

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 Material performance table 

CODE INSTRUCTION HARDNESS MATERIAL
A1 Stainless steel Ball: HRC 58-65 UNS 41000–UNS 44000
Seat: HRC 52-56 9Cr18Mo  & 6 Cr18Mo
B1 Cobalt alloy casting Ball: HRC 56-63 Cobalt, chromium and tungsten alloy
Seat: HRC 50-56
B2

Cobalt alloy, powder metallurgy

Ball: HRC 53-60 Cobalt, chromium and tungsten alloy
Seat: HRC 51-57
C1 Tungsten carbide Ball: HRA 88-89 Tungsten with cobalt adhesive
Seat: HRA 88-89.5
C3 Titanium carbon compounds Ball: HRA 89-90.5

Tungsten and titanium with cobalt  adhesive carbon compounds

Seat: HRA 89-90.5

   Size Table:

   

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