Chemical Composition

CHEMICAL COMPOSITION

Material Grade	C	Mn	Si	S	P	Cr	Ni	Mo
EN-8	35-45	60-1.00	10-35	050 Max	050 Max	-	-	-
EN-8D	40-45	70-90	05-35	060 Max	060 Max	-	-	-
EN-9	50-60	50-80	05-35	040 Max	040 Max	-	-	-
EN-15	30-40	1.30-1.70	10-35	040 Max	040 Max	-	-	-
EN-16	30-40	1.30-1.80	10-35	040	040	-	-	20-30
EN-18	35-45	60-95	10-35	040	040	85-1.15	-	-
EN-19	35-45	50-80	10-35	040	040	90-1.40	-	20-40
EN-24	35-45	45-70	10-35	040	040	90-1.40	1.30-1.80	20-40
EN-25	27-35	50-70	10-35	040	040	50-80	2:30-2:80	40-70
EN-47	45-55	50-80	50 MAX	040	040	80-120	-	-
EN-42	70-85	55-75	10-40	040	040	-	-	-
EN-353	20 Max	50-1.00	35 MAX	040	040	75-125	1.00-1.50	08-15
EN-354	20 Max	50-1.00	35 MAX	040	040	75-125	130-20	10-20
16Mncr5	14-19	1.00-1.30	15-40	035 Max	035 Max	80-110	-	-
20Mncr5	17-22	1.10-1.40	10-35	035	035	1:00-1:30	-	-
SAE-4140	38-43	75-1.00	20-35	035	035	80-110	15-25	-
SAE-8620	18-23	70-90	20-35	040	040	40-60	40-70	15-25

WEIGHT FORMULA

Special Formula (Size in MM) All Weight Per Mtr.

MILD & ALLOY & CARBON STEEL

Round	MM X MM x 0.00617
Hex	MM X MM x 0.00678
Square	MM X MM x 0.00785

BRASS

Round	MM X MM x 0.00668
Hex	MM X MM x 0.0074
Square	MM X MM x 0.00855

COPPER

Round	MM X MM x 0.007
Hex	MM X MM x 0.00775
Square	MM X MM x 0.00895

ALLUMINIUM

Round	MM X MM x 0.00216
Hex	MM X MM x 0.00234
Square	MM X MM x 0.00275

GUNMETAL & P.B.

Round	MM X MM x 0.00700
Square	MM X MM x 0.00895

Weight of Pipe

OD (-) Wall Thickness x Wall thickness x 0.02478 = 1 MTR. Wt.

Weight of Allum Sheet / Plate

MTR x MTR x THICK x 2.75 = Piece Weight

Weight of SS & MS Sheet / Plate

MTR x MTR x THICK x 7.8 = Piece Weight

Weight of Brass Sheet / Plate

MTR x MTR x THICK x 8.6 = Piece Weight