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Shanghai Jingteng Metal Group Co., Ltd.

   
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ASTM1030 High quality Carbon Steel

ASTM1030 High quality Carbon Steel

ASTM1030 High quality Carbon Steel
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ASTM1030 High quality Carbon Steel



Material Name


Material Name: 1030 High quality Carbon Steel
Execution standard:ASTM A29/A29M-04

Characteristics and scope of application


Strength and hardenability is better than 30 steel, moderate welding performance and cold deformation plasticity, good machinability, generally used in the normalized condition , for the manufacture of bolts, nuts, levers and small parts working under high stress.


Chemical Composition 


C Si Mn S P Cr Ni Cu
0.28～0.34 0.17～0.37 0.60～0.90 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 (％)
 ballistic work
Akv (J) 		pounding toughness value
 αkv (J/cm2)
                         
                                           Hardness 
            unheated treatment            annealed steel                         

specimen size 
Above 540 Above 315 Above20   Above 45
 Above 63
 Above 78
                Below 217HB                       Below 217HB                25mm

specification of heat treatment and metallurgical structure

 
Specification of heat treatment : normalizing 880℃; hardening 860℃; tempering 600℃

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.