1j79 Precision Alloy Bar

Type: Special Steel Bar
Standard: AISI, ASTM, DIN, JIS, GB
Composition: Ferrous Steel Scrap
Technique: Hot Rolled
Shape: Bar
Surface Treatment: Polished
Samples:
US$ 5/Piece 1 Piece(Min.Order)
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Customization:
Diamond Member Since 2016

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Basic Info.

Special Use
High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
Application
Boiler Plate
Yield RP0.2 (MPa)
724
Tensile RM (MPa)
171
Impact Kv/Ku
42
Elongation a (%)
31
Reduction in Cross Section on Fracture Z
44
as-Heat-Treated Condition
Solution and Aging, Annealing, Ausaging, Q+T
Brinell Hardness (Hbw)
242
Transport Package
Woven Bag, Wooden Box
Specification
ISO SGC
Trademark
Taixie
Origin
Wuxi, Jiangsu
HS Code
7507120000
Production Capacity
10000tons/Y

Product Description

DATASHEET FOR:STEEL GRADES:SPECIAL ALLOY:1J79

Chemical composition(mass fraction)(wt.%) of the 1J79
C(%)Si(%)Mn(%)P(%)S(%)Ni(%)Mo(%)Cu(%)Fe(%)
0.030.30-0.500.60-1.100.0200.02078.5-80.03.8-4.1≤0.2Bal
Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade1J79

MECHANICAL PROPERTIES
Yield
Rp0.2(MPa)
Tensile
Rm(MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated ConditionBrinell hardness (HBW)
724 (≥)171 (≥)423144Solution and Aging, Annealing, Ausaging, Q+T,etc242

PHYSICAL PROPERTIES 
Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) andThermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson's coefficient, ν
11--  0.43- 
327768-41.3214 - 
323-3324.2  321233

Heat treated : 1256°C - 1768°C

Doris
Phone:+8613400008153
Tel: 0510-88222973
Fax: 0510-88222975
Web: taixie.en.made-in-china.com
Add:No.22, Xinfeng Road, Xin District, Wuxi, Jiangsu, China.
Over 16 years of specialist experience in Copper, Mould steel, steel alloy, aluminum ! Welcome to order and customized.

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Diamond Member Since 2016

Suppliers with verified business licenses

Manufacturer/Factory, Trading Company, Group Corporation
Management System Certification
ISO 9001, ISO 9000, ISO 20000, SA 8000, BS 25999-2, GAP
Export Year
2016-10-21