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Data Sheet:

Non-Corrosion Resisting Steel 5S21

Chemical Composition Limits
Weight % C

Si

 Mn P+S max Ni
5S21 0.10 / 0.15 0.10 / 0.35 0.50 / 0.80 0.040 max 0.04 max

Chemically similar British Specifications BS.970 Pt1.
Weight % C

Si

 Mn P+S max

Others
060A15 0.13 / 0.18 0.40 max 0.50 / 0.70 0.050 max

-
080A15 0.13 / 0.18 0.40 max 0.70 / 0.90 0.050 max

-
080M15 EN32C  0.12 / 0.18 0.10 / 0.40 0.60 / 1.00 0.050 max

-
EN3 0.25 max 0.05 / 0.35 1.00 max 0.060 max

-
EN3D 0.15 / 0.25 0.05 / 0.35 0.60 / 1.00  -

-

Other Chemically similar Specifications

Weight %

C

Si

Mn

P+S max

Others
AMS 5070  0.18 / 0.23

0.15 / 0.30

 0.70 / 1.00 0.040P 0.050S -
AFNOR XC18SN 0.15 / 0.22 0.25 max 0.40 / 0.65 0.040P 0.035S -
AISI 1022 0.18 / 0.23 0.15 / 0.30 0.70 / 1.00 0.040P 0.050S -

SIS 1450

0.25 max

0.10 / 0.40

0.40 / 0.80

0.050 max

-

 

SPECIFICATIONS

S21 is available in Bar.

 

TYPICAL MECHANICAL PROPERTIES

S21
Treatment Tensile Strength Rm, tonf/in2

Elongation in 5.65√Cross 

Sectional Area (%)

Normalised 25 / 35 20
Cold Drawn 28 12

 

Disclaimer    

Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.

 

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