AISI 1040 equivalent to EN8/080M40. An unalloyed medium carbon steel. SAE 1040 is a medium strength steel with good tensile strength.
Hot Rolled
Suitable for Shafts, Stressed Pins, Studs, Keys etc.
AISI | BS 970 1955 EN | BS 970 1991 | Werkstoff | |
1040 | EN8 | 080M40 | 1.1186 |
C | MN | SI | S | P | |||||
.37-.44 | 0.6-0.9 | 0.15-0.35 | .05 max | .04 max |
170-200 BHN
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