Technical Specification

Technical

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BS 970 070M55 
(EN 9)

GENERAL:
A HARD WEARING MEDIUM CARBON STEEL

USES:
SUITABLE FOR GEARS SHAFTS AND CAMS ETC.

CHEMICAL ANALYSIS:
C SI MN S P
0.50/0.60 0.10/0.40 0.50/0.90 0.50 MAX 0.50 MAX
TYPICAL MECHANICAL PROPERTIES: (EXAMPLE ONLY)
TEN. STRENTH YIELD STRESS ELONG
715 N/MM2 415 N/MM2 16%

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

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

RELATED SPECIFICATIONS
SAE 1055,WERKSTOFF 1.0535,KURZNAME C55

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