Shanghai Jieteng Precision Mold Factory

Shanghai Jingteng Metal Group Co., Ltd.

   
Product
Article
Search
NameDescriptionContent
Product center
  
  
  
location：
HOME ≡ Special Steel ≡ Alloy Steel ≡ American Standard Alloy Steel ≡ ASTM 5140
PRODUCT CENTER
Contact us
ASTM 5140

ASTM 5140

ASTM 5140 Alloy Steel
￥ 0.00
0.00
Thickness：
Diameter：
  
ASTM 5140 Alloy Steel



Material Name


Material Name: ASTM 5140
Execution standard: ASTM A29/A29M-04

Characteristics and scope of application


After surface quenching for load and high wear resistance, and no great impact on the parts, such as gears, shaft, crankshaft, pin sleeve.


Chemical Composition


C
 Mn S P
 		Cr Ni Cu
0.17～0.37
 0.70-0.90
 Max 0.040 Max 0.035
 0.70-0.90 Max 0.030 Max 0.030

Mechanical Properties


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)
Min 980 Min 785 Min 9 Min 45
 Min 47
 Min 59
   Max 207

specification of heat treatment and metallurgical structure


Specification of heat treatment : hardening 850℃ oil cooling, tempering 520℃ water cooling, oil cooling.

Delivery State


In the heat treatment (quenching, annealing or tempering) or heat treatment delivery, delivery status should be indicated in the contract.