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2T.66

Favorite Datasheet
S.538 T.67
#2T-66

Description

UK B.S. BS 2T 66, 2T.66 Specialsteel Specification for 18/10 chromium-nickel corrosion-resisting steel tube (niobium stabilized: 550 MPa) (weldable) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 2T.66
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 2T.66 B.S. UK Specification for 18/10 chromium-nickel corrosion-resisting steel tube (niobium stabilized: 550 MPa) (weldable)

Chemical composition(mass fraction)(wt.%) of the 2T.66

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.66

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)
661 (≥) 728 (≥) 12 24 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade 2T.66

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
44 - -     0.21 -  
942 947 - 42.3 442   -  
331 - 21 34.2   444 231

Heat Treatment of steel grade 2T.66

Heat treated : 1226°C - 1648°C

Technological Curves of steel grade 2T.66

Relevant standard of 2T.66

BS 2T 66 Specification for 18/10 chromium-nickel corrosion-resisting steel tube (niobium stabilized: 550 MPa) (weldable) BS-2T-66.pdf
S.538 T.67
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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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