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

Description

UK B.S. BS T 72-T 73, T.72 Specialsteel Specifications for 18/10 chromium-nickel corrosion-resisting steel tube for hydraulic purposes (niobium/titanium stabilized: 550 MPa) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: T.72
Category Class Grade Standard Country Application
Steel GradesSpecialsteel T.72 B.S. UK Specifications for 18/10 chromium-nickel corrosion-resisting steel tube for hydraulic purposes (niobium/titanium stabilized: 550 MPa)

Chemical composition(mass fraction)(wt.%) of the T.72

C Si Mn P S Cr Ni Mo Nb Cu
≤0.08 0.20 -1.00 0.50 -2.00 ≤0.035 ≤0.025 17.00 -19.00 9.00 -12.00 ≤ ≥ 10×C -1.00 ≤0.50

Mechanical Properties of steel grade T.72

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)
791 (≥) 659 (≥) 23 14 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade T.72

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 - -     0.13 -  
552 538 - 33.3 324   -  
766 - 24 14.2   421 414

Heat Treatment of steel grade T.72

Heat treated : 1358°C - 1711°C

Technological Curves of steel grade T.72

Relevant standard of T.72

BS T 72-T 73 Specifications for 18/10 chromium-nickel corrosion-resisting steel tube for hydraulic purposes (niobium/titanium stabilized: 550 MPa) BS-T-72-T-73.pdf

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 T.72?
  • List your company on S&G now? Join
  • Non-paying users only
Top