080M40 BRIGHT AXLE STEEL (En 8)

BS 970	SAE (A1S1)	WERKSTOFF No
080M40	1043	1.0503

CHEMICAL COMPOSITION

Carbon	Silicon	Manganese	Sulphur	Phosphorus
0.36 - 0.44	0.05 - 0.35.	0.060 - 1.00	0.06 Max	0.06 Max.

MECHANICAL PROPERTIES

PROPERTY
Limited Ruling Section Min.	150
Tensile Strength, MPa. Min.	540
Yield Stress, MPa, Min.	277
Elongation percent, Min.	17
Izod Impact Value, Joule, Min.	-
Brinell Hardness Number	152/207

STANDARD STOCK SIZES

SIZE	Kg/m		SIZE	Kg/m		SIZE	Kg/m		SIZE	Kg/m		SIZE	Kg/m		SIZE	Kg/m		SIZE	Kg/m
6mm	0.222		5/8"	1.554		25mm	3.853		38mm	8.903		55mm	18.650		3½"	48.726		125mm	96.337
7mm	0.302		16mm	1.578		1"	3.987		1½"	8.950		2¼"	20.137		90mm	49.939		127mm	99.441
8mm	0.395		17mm	1.782		26mm	4.168		40mm	9.865		60mm	22.195		95mm	55.642		130mm	104.195
9mm	0.499		18mm	1.998		28mm	4.824		42mm	10.876		2½"	24.861		100mm	61.654		135mm	112.364
10mm	0.617		19mm	2.226		1 1/8"	5.034		1 3/4"	12.181		65mm	26.049		4"	63.642		140mm	120.841
11mm	0.746		20mm	2.466		30mm	5.549		45mm	12.485		70mm	30.210		105mm	67.973		145mm	129.627
12mm	0.888		21mm	2.179		1 1/4"	6.215		48mm	14.205		75mm	34.680		110mm	74.601		150mm	138.721
1/2"	0.994		22mm	2.984		32mm	6.313		50mm	15.413		3"	35.799		4 1/2"	80.547		6"	143.195
14mm	1.175		7/8"	3.045		35mm	7.553		2"	15.911		80mm	39.458		115mm	81.537		155mm	148.123
15mm	1.387		24mm	3.551		36mm	7.990		2 1/8"	17.962		85mm	44.545		120mm	88.781		160mm	157.833

TYPICAL USES

Dynamo and motorshafts, heat-treated bolts, crankshafts, connecting rods, driving rings and flanges, railway couplings, axles, brackets, housings, miscellaneous gun and small arms parts not subjected to high stresses or severe wear.