Technical Specification

Technical

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BS 970 070M20 
(EN 3A)

GENERAL:
A MILD STEEL FOR GENERAL ENGINEERING PURPOSES.

USES:
SUITABLE FOR LIGHTLY STRESSED STUDS, BOLTS,SHAFTS ETC. GOOD FOR MACHINIING AND WELDING.

CHEMICAL ANALYSIS:
C SI MN S P
0.16/0.24 0.10/0.40 0.50/0.90 0.050 MAX 0.050 MAX
TYPICAL MECHANICAL PROPERTIES: (EXAMPLE ONLY)
TEN. STRENTH YIELD STRESS ELONG BHN
430 N/MM2 300 N/MM2 21% 140

HEAT TREATMENT & CONDITION
COMMERCIALY AVAILABLE IN HOT ROLLED, NORMALISED, COLD DRAWN & TURNED BAR

SECTIONS
COMMERCIALY AVAILABLE IN BLACK ROUNDS,BLACK SQUARE BILLET,
BRIGHT ROUNDS,HEXAGONS & FLATS.

RELATED SPECIFICATIONS
SAE 1023,WERKSTOFF 1.0402,KURZNAME C22.

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