CHEMICAL COMPOSITION:

C 0.54 – 0.82
Si 0.18 – 0.40
Mn  0.60 – 1.05
S 0.04 max
P  0.035 max
As 0.01 max of Mass share
Norms R-50 GOST-7173-75 and R-65 GOST-8165-75
R50 (51.67 KG/M)  GOST 7173-75
R65 (64.72 KG/M)  GOST 8165-75

Description

Chemical Composition: International Standards as follows:
R50 51,67 kg/m GOST 7173-75
C: 0.67 – 0.8 %
Mn: 0,75 – 1.05 %
Si: 0.13 – 0.28 %
P: max. 0.035 %
S: max. 0.045 %
Ar: max. 0.15 %
R65 64.72 kg/m GOST 8165-75
C: 0.6 – 0.082 %
n: 0.75 – 1.05 %
Si: 0.13 – 0.28 %
P: max. 0.035 %
S: max. 0.045 %
Ar: max. 0.15

HMS1 and HMS2 are normally sold together with a ratio of 80/20 (or similar) depending on the price, heavy and light.
Cutting: 1 – 1.5 – 6 – 12 meters (or other cuts)Cutting: 1 – 1.5 – 6 – 12 meters (or other cuts).