Available 24/7 at sales@steel-grades.com

A871 TypeⅣ

Description

A871 TypeⅣ Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: A871 TypeⅣ

Chemical composition(mass fraction)(wt.%) of the A871 TypeⅣ

C
Si
Mn
P
S
Cr Ni
0.17   0.25-0.5 0.5-1.2  0.04  0.05   0.4-0.7 0.4 
Mo Al Cu Nb Ti V Ce
0.1     0.3-0.5 0.005-0.05       
N Co Pb B Other    
             
             

Mechanical Properties of steel grade A871 TypeⅣ

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
919 (≥) 381 (≥) 43 32 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade A871 TypeⅣ

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
32 - -     0.14 -  
963 386 - 12.3 343   -  
223 - 33 42.2   331 333

Heat Treatment of steel grade A871 TypeⅣ

Heat treated : 1773°C - 1332°C

Technological Curves of steel grade A871 TypeⅣ

Cross Reference Table (Equivalent Grade) of A871 TypeⅣ

Grade Standard Country Application
Q195 China Engineering and welding
Q215 China Engineering and welding
Q215 B China Engineering and welding
Q235 China Engineering and welding
Q235 B China Engineering and welding
Q235 C China Engineering and welding
Q235 D China Engineering and welding
Q255 A China Engineering and welding
Q255 B China Engineering and welding
Q275 China Engineering and welding
Q235q C China Bridge structure with steel
Q235q D China Bridge structure with steel
Q345q E China Bridge structure with steel
Q345q C China Bridge structure with steel
ASTM 1030 ASTM USA General use carbon steel bar
UNS G10300 UNS USA General use carbon steel bar
ASTM 1005 ASTM USA General use carbon steel bar
UNS G10050 UNS USA General use carbon steel bar
ASTM 1006 ASTM USA General use carbon steel bar
UNS G10060 UNS USA General use carbon steel bar

Available Suppliers

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com
  • Do you supply this A871 TypeⅣ?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top