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Shanghai Jingteng Metal Group Co., Ltd.

   
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ASTM1330 Alloy Steel

ASTM1330 Alloy Steel

ASTM1330 Alloy Steel
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ASTM1330 Alloy Steel



Material Name


Material Name: ASTM1330
Execution standard: ASTM A29/A29M

Characteristics and scope of application


High strength, toughness and wear resistance after hardened and tempered, good static strength and fatigue strength. used as small section of the important fasteners, frame beam, gearbox, shaft, cold heading bolt and larger cross section of the hardened and tempered, in mining machinery, carburized parts with high requirements of center strength, such as crane rear axle shaft and axle journal.


Chemical Composition 


C Si Mn S P Cr Ni Cu
0.28～0.33 0.15～0.35 1.60～1.90 Below 0.040 Below 0.035
 Below 0.30 Below 0.30 Below 0.30

 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 785 Above 635 Above 12 Above 45
 Above 63
 Above 78
   Below 207 25mm

specification of heat treatment and metallurgical structure

 
Specification of heat treatment : normalizing 840℃, oil cooling; tempering 500℃, water 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.