A Comparison Table of Different High Speed Steel (HSS) Grade Standards

by Hanjiang Wang, Diamond Blade Select
May 16th, 2009. Copyright © 2008-2017. All rights reserved.

There are many standards for High Speed Steel (HSS) grades. We make the comparison table based on Chinese grades to try to tell the counterparts of a HSS grade you know in other standards.

HSS Types Standards for HSS Grades
General W6Mo5Cr4V2 M2 HS6-5-2 SKH51   S601
HS6-5-2C   EM2 S600
W2Mo9Cr4V2 M7 HS2-9-2 SKH58 EM7 S400
W18Cr4V T1 HS18-0-1 SKH2 ET1 S200
Economical W4Mo3Cr4VSi          
High Performance With Cobalt W2Mo9Cr4VCo8 M42 HS2-9-1-8 SKH59 EM42 S500
W6Mo5Cr4V2Co5 M35 HS6-5-2-5 SKH55 EM35 S705
W12Cr4V5Co5 T15 HS12-1-4-5 SKH10    
(W10Mo4Cr4V3Co10) M48 HS10-4-3-10 SKH57 WKE42 S700
With Aluminum W6Mo5Cr4V2Al         S620
High Carbon & High Vanadium W6Mo5Cr4V3 M3-2 HS6-5-3 SKH53 EM3:2 S607
CW6Mo5Cr4V3   HS6-5-3C      
(W12MoCr4V4)       E EV4  

* The grade names in brackets are not included in the Chinese standard.

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Comments (1)
  1. syed mujasim
    March 8th, 2011 at 14:01 | #1

    It is very good information to engineering students and buisness peoples of related field.

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