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ASTM1040 steel specification, ASTM1040 steel equivalent

ASTM1040 steel specification, ASTM1040 steel equivalent

Posted:2014-11-30 15:33:29

ASTM A29 / A29M 1040 steel Specification for General Requirements for Steel Bars, Carbon and Alloy, Hot-Wrought.

ASTM1040 steel application:Bolts,Studs,Gears,Axles,Shafts,Machine parts.
 ASTM1040 Chemical composition %:



Grade
Chemical composition %:
C Si Mn S P Cr Ni Cu
ASTM1040 0.37-0.44 0.17-0.37 0.60-0.90 ≤0.05 ≤0.04 ≤0.25 ≤0.25 ≤0.25

ASTM1040 mechanical properties:



Grade
Mechanical properties:
Tensile strength σb
(Mpa)
Yield strength σs
(Mpa)

Elongation δ5/(%)
Percentage reduction of areaψ (%) Impact AKv(J) Impact toughness value of alpha kv (J/cm2) Hardness
No heat treatment
min min min min min min max
ASTM1040 570(58) 335(34) 19 45 47 59(6) 217

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