Carbon & Alloy Steel

Carbon & Alloy Steel

We are one of the leading stockists and suppliers of Carbon, Tool and Alloy Steels in Rounds, Squares, Flats, Bright Bars, etc., We stock and supply rolled and forged products of various grades like MS, En8, En9, En19, En24, En36, En41B, En47, En353, C20, C45 C50, 16MnCr5, 20MnCr5, 42CrMo4, 34CrNiMo6, AISI 8620, AISI 4140, AISI 1018, AISI 1045, AISI 1020, AISI 4340, 20C8, 30C8, 35C8, 40C8, 45C8, etc., in all IS (Indian Standards), British StandardsDIN (German), JIS (Japan), AISI (USA) and other International Standards. Our Size ranges from 6mm Dia up to 800 mm Dia in Rounds, 6mm to 400mm in Squares, and different sizes in Rectangles. We can supply in proof machined and Heat Treated conditions also as per customer requirement and drawing.

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CHEMICAL COMPOSITION OF DIFFERENT STEEL GRADES

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Grade C Mn Si S P Cr Ni Mo
En1A 0.07-0.15 0.80-1.20 0.10 max 0.20 - 0.30 0.070 max - - -
En3A 0.15-0.25 0.40-0.90 0.05-0.35 0.060 max 0.060 max - - -
EN5 0.25-0.35 0.60-1.00 0.05-0.35 0.060 max 0.060 max - - -
EN6 0.40 max 0.50-0.90 0.05-0.35 0.060 max 0.060 max - - -
EN8 0.35-0.45 0.60-1.00 0.05-0.35 0.060 max 0.060 max - - -
EN9 0.50-0.60 0.50-0.80 0.05-0.35 0.060 max 0.060 max - - -
EN15 0.30-0.40 1.30-1.70 0.10-0.35 0.050 max 0.050 max - - -
EN16 0.30-0.40 1.30-1.80 0.10-0.35 0.050 max 0.050 max - - 0.20-0.35
EN18 0.35-0.45 0.60-0.95 0.10-0.35 0.050 max 0.050 max 0.85-1.15 - -
EN19 0.35-0.45 0.50-0.80 0.10-0.35 0.050 max 0.050 max 0.90-1.50 - 0.20-0.40
EN24 0.35-0.45 0.45-0.70 0.10-0.35 0.050 max 0.050 max 0.90-1.40 - 0.20-0.35
EN25 0.27-0.35 0.50-0.70 0.10-0.35 0.050 max 0.050 max 0.50-.080 2.30-2.80 0.40-0.70
EN31 0.90-1.20 0.30-0.75 0.10-0.35 0.050 max 0.050 max 1.00-1.60 - -
EN36C 0.12-0.18 0.30-0.60 0.10-0.35 0.050 max 0.050 max 0.60-1.10 3.00-3.75 0.10-0.25
EN41B 0.35-0.45 0.65 max 0.10-0.45 0.050 max 0.050 max 1.40-1.80 0.40 max 0.10-0.25 Al - 0.90-1.30
EN42J 0.75-0.90 0.60-0.90 0.35 max 0.050 max 0.050 max - - -
EN45 0.55-0.60 0.70-1.00 1.50-2.00 0.050 max 0.050 max - - -
EN47 0.45-0.55 0.50-0.80 0.50 max 0.050 max 0.050 max 0.80-1.20 - - V - min 0.15
EN353 0.20 max 0.50-1.00 0.35 max 0.050 max 0.050 max 0.75-1.25 1.00-1.50 0.08-0.15
EN355 0.20 max 0.40-0.70 0.35 max 0.050 max 0.050 max 1.40-1.70 1.80-2.20 0.15-0.25
20C8 0.15-0.25 0.60-0.90 0.15-0.35 0.040 max 0.040 max
40C8 0.35-0.45 0.60-0.90 0.10-0.35 0.040 max 0.040 max - - -
45C8 0.40-0.50 0.60-0.90 0.10-0.35 0.040 max 0.040 max - - -
55C8 0.50-0.60 0.60-0.90 0.10-0.35 0.040 max 0.040 max - - -
E250A 0.23 max 1.50 max 0.40 max 0.045 max 0.045 max
E250BR 0.22 max 1.50 max 0.40 max 0.045 max 0.045 max
AISI 1018 0.15-0.20 0.60-0.90 - 0.050 max 0.040 max - - -
AISI 1045 0.43-0.50 0.60-0.90 - 0.050 max 0.040 max
AISI 4140 0.38-0.43 0.75-1.00 0.15-0.30 0.040 max 0.035 max 0.80-1.10 - 0.15-0.25
AISI 8620 0.18-0.23 0.70-0.90 0.15-0.30 0.040 max 0.035 max 0.40-0.60 0.40-0.70 0.15-0.25
16MnCr5 0.14-0.19 1.00-1.30 0.15-0.40 0.035 max 0.035 max 0.80-1.10 - -
20MnCr5 0.17-0.22 1.10-1.40 0.15-0.40 0.035 max 0.035 max 1.00-1.30 - -
42CrMo4 0.38-0.45 0.50-0.80 0.15-0.40 0.035 max 0.035 max 0.90-1.20 - 0.15-0.30

This is only for reference, Please check the original standard to get the Actual Composition.