835M15 / EN39B Bright / black 4.1/4% nickel chromium case hardening steel


BS970: 1955 BS970: 1991 COLOUR CODE DESCRIPTION
EN39B835M15orange/light blueBright / black 4.1/4% nickel chromium case hardening steel


CHEMICAL ANALYSIS
Car0.12 / 0.18
Sil0.10 / 0.40
Mang0.25 / 0.50
Chr1.00 / 1.40
Moly0.15 / 0.35
Nick3.90 / 4.30


INTERNATIONAL SPECIFICATION COMPARISON
BRITISH BS 970:1991 835M15
BRITISH BS 970:1955 EN39B
GERMAN DIN  
FRENCH AFNOR 
SWEDISH SS 
AMERICAN SAE 
EUROPEAN STEEL NO. 
EUROPEAN STEEL NAME 
EUROPEAN STANDARD 


QUICK VIEW SYSTEM
MACHINEABILITY60
WELDABILITYPre / post heat precaution required
HARDENABILITYHigh strength case hardening
SELECTION GUIDE AND USAGE EXAMPLESAs EN36B but tougher


SIZES.