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

25-7-4 Grade 110

China SY/T 25-7-4Grade110 耐蚀合金套管和油管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 25-7-4Grade110 / 25-7-4 Grade 110
Category Grade Standard Region/Area Standard Content
Metals 25-7-4 Grade 110 SY/T 6950 China 耐蚀合金套管和油管

Chemical composition(mass fraction)(wt.%) of the 25-7-4 Grade 110

Element Min Max Similar
PRE 40.0000 - -
N - 0.2700 -
Mo - 4.0000 -
Ni - 7.0000 -
Cr - 25.0000 -
C - 0.0200 -

Mechanical Properties of steel grade 25-7-4 Grade 110

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)
591 (≥) 372 (≥) 11 33 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade 25-7-4 Grade 110

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
14 - -     0.44 -  
383 155 - 24.3 244   -  
332 - 34 14.2   324 223

Heat Treatment of steel grade 25-7-4 Grade 110

Heat treated : 1835°C - 1458°C

Technological Curves of steel grade 25-7-4 Grade 110

Cross Reference Table (Equivalent Grade) of 25-7-4 Grade 110

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 25-7-4 Grade 110?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top