835M30 / EN30B Black 4.1/4% nickel chromium (with/without) molybenum steel


BS970: 1955 BS970: 1991 COLOUR CODE DESCRIPTION
EN30B835M30blue/purpleBlack 4.1/4% nickel chromium (with/without) molybenum steel


CHEMICAL ANALYSIS
Car0.26 / 0.34
Sil0.10 / 0.35
Mang0.45 / 0.70
Phos0.025 max
Sul0.025 max
Chr1.10 / 1.40
Moly0.20 / 0.35
Nick3.90 / 4.30


INTERNATIONAL SPECIFICATION COMPARISON
BRITISH BS 970:1991 835M30
BRITISH BS 970:1955 EN30B
GERMAN DIN  
FRENCH AFNOR 
SWEDISH SS 
AMERICAN SAE 
EUROPEAN STEEL NO.1.6773
EUROPEAN STEEL NAME36CrNiMo16
EUROPEAN STANDARDEN10083-1


QUICK VIEW SYSTEM
MACHINEABILITY40
WELDABILITYSeek advice
HARDENABILITYAir hardening up to 60mm dia
SELECTION GUIDE AND USAGE EXAMPLESChisels and hammers


SIZES.