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2T.68

Favorite Datasheet
T.67 T.69
#2T-68

Description

UK B.S. BS 2T 68, 2T.68 Specialsteel Specification for cold drawn 18/10 chromium-nickel corrosion-resisting steel tube (niobium stabilized: 800 MPa) (weldable) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 2T.68
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 2T.68 B.S. UK Specification for cold drawn 18/10 chromium-nickel corrosion-resisting steel tube (niobium stabilized: 800 MPa) (weldable)

Chemical composition(mass fraction)(wt.%) of the 2T.68

C Si Mn P S Cr Ni Mo Nb
≤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

Mechanical Properties of steel grade 2T.68

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)
675 (≥) 789 (≥) 14 34 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade 2T.68

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
34 - -     0.22 -  
431 513 - 11.3 211   -  
753 - 21 31.2   313 321

Heat Treatment of steel grade 2T.68

Heat treated : 1186°C - 1188°C

Technological Curves of steel grade 2T.68

Relevant standard of 2T.68

BS 2T 68 Specification for cold drawn 18/10 chromium-nickel corrosion-resisting steel tube (niobium stabilized: 800 MPa) (weldable) BS-2T-68.pdf
T.67 T.69
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Jiangyou Longhai Special Steel Co.,Ltd.

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...

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