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Shanghai Jingteng Metal Group Co., Ltd.

   
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ASTM5150 Alloy Steel

ASTM5150 Alloy Steel

ASTM5150 Alloy Steel
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ASTM5150 Alloy Steel



Material Name


Material Name: ASTM5150
Execution standard: ASTM A29/A29M-04

Characteristics and scope of application


The machinability is good after normalizing, hardening and tempering, good hardenability, cold deformation plasticity is low, and weldability is low. used for the parts bearing heavy load and friction, such as hot roller, reducer shaft, gears, tractor clutch gear, diesel engine connecting rod, bolts, heavy mining machinery of high strength and wear resistance of gear, oil film bearing sleeve and the middle elastic spring.


Chemical Composition 


C Si Mn S P Cr Ni Cu
0.47～0.54 0.17～0.37 0.50～0.80 Below 0.035 Below 0.035
 0.80～1.10 Below 0.030 Below 0.030

 Mechanical Property


Tensile strength
σb (MPa) 		Yield Strength
σs 0.2 (MPa)
Elongation
δ 5 (％)
reduction of crosssection area 
ψ (％)
 ballistic work
Akv (J) 		pounding toughness value
 αkv (J/cm2)
 Hardness
（HB）
specimen size 
Above 1080 Above 930 Above 9 Above 40
 Above 39
 Above 49
   Below 229 25mm

specification of heat treatment and metallurgical structure

 
Specification of heat treatment : normalizing 830℃, oil cooling; tempering 520℃, water cooling, oil cooling.

Delivery State


Heat treatment (normalizing, annealing or high temperature tempering) or non heat treatment state of delivery, the delivery state should be indicated in the contract.