Our Company

DOI BK

We support maintaining optimal performance
through various part replacements and repairs,
ensuring meticulous care.

Product

A company providing innovative technology to customers

Choke Valve Nozzle

Use tungsten carbide (TC) and stainless steel manufactured in Korea 

Design / manufacturing / grinding mass production of finished products

Proven durability above standard levels

Excellent and consistent wear resistance

 

Part Type Hardness Range

Application

 Seat  V/SR  89~92  Tungsten
 Stem  V/SR  89~92

Tungsten

 Seat Body  -  -  SUS410
 Stem Body  -  -  SUS304

 

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