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ASTM1022 High quality Carbon Steel

ASTM1022 High quality Carbon Steel

ASTM1022 High quality Carbon Steel
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ASTM1022 High quality Carbon Steel



Material Name


Material Name: 1022 High quality Carbon Steel
Execution standard:ASTM A29/A29M-04

Characteristics and scope of application


High manganese low carbon steel, performance is similar to 15Mn.



Chemical Composition 


C Si Mn S P Cr Ni Cu
0.18～0.23 0.17～0.37 0.70～1.00 Below 0.050 Below 0.040
 Below 0.25 Below 0.25 Below 0.25

 Mechanical Property


Tensile strength
σb (MPa) 		Yield Strength
σs 0.2 (MPa)
Elongation
δ5 (％)
reduction of crosssection area 
ψ (％)
Hardness
(HB )
specimen size 
Above 450 Above 275 Above 24 Above 50
 unheated treatment: below 137 25mm

specification of heat treatment and metallurgical structure


Specification of heat treatment : normalizing 910℃

Delivery State


Non heat treatment or heat treatment (annealing, normalizing and high temperature tempering) state of delivery. For heat treatment delivery should be noted in the contract, or by non heat treatment delivery.