01246 291 111

sales@westspecialfasteners.co.uk

01246 291 111

sales@westspecialfasteners.co.uk

347 Cold Drawn St/St

About 347 Cold Drawn St/St

347 cold drawn is an austenitic solution treated stainless steel, which has been cold worked to provide minimum tensile strengths as described below. B8C Class 2 is known for its excellent resistance to oxidation and scaling at high temperatures and has good resistance to carburizing and thermal shock.

Common applications can include but not limited to: Power Generation, Aerospace, Petrochemical Industry, Oil & Gas Industry

347 Cold Drawn St/St Grades & Equivalents

  • ASTM A193 B8C CLASS 2
  • ASTM A320 B8C CLASS 2

Typical chemical analysis

C
0.080
P
0.045
Ni
9.00-12.00
Si
1.00
S
0.030
Cb/Nb
10 x C To 1.10
Mn
2.00
Cr
17.0-19.0

Typical mechanical properties

Tensile Strength

860 N/mm2 min

0.2% Proof Stress

690 N/mm2 min

Elongation

12%

Impacts

Nil

Hardness

321 HBw

Reduction of Area

35%

Stress Rupture

Nil

Other Remarks

** Minimum tensile properties are dictated by the size of the component, above taken from the size range of ≤ 0.750/M20. please enquire if you need further information.

Download metal data sheets

347 Cold Drawn St/St Material Data Sheet

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Location

Callywhite Ln, Dronfield, S18 2XR
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