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B 649 R20033

Description

USA SAE B 649 (2006), B 649 R20033 Specialsteel Nickel-iron-chromium-molybdenum-copper low-carbon alloys bar and wire and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: B 649 R20033
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel B 649 R20033 Precipitation-Hardening SAE USA Nickel-iron-chromium-molybdenum-copper low-carbon alloys bar and wire

Chemical composition(mass fraction)(wt.%) of the B 649 R20033

C Si Mn Cr Ni Mo Co W Al Cu Ti Fe Nb
≤0.12 ≤0.30 ≤0.80 ≤19.00 ≤14.00 ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥ ≤remaining ≤1.60

Mechanical Properties of steel grade B 649 R20033

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)
773 (≥) 951 (≥) 12 14 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade B 649 R20033

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
24 - -     0.44 -  
813 254 - 13.3 424   -  
329 - 31 32.2   323 124

Heat Treatment of steel grade B 649 R20033

Heat treated : 1166°C - 1569°C

Technological Curves of steel grade B 649 R20033

Cross Reference Table (Equivalent Grade) of B 649 R20033

Relevant standard of B 649 R20033

B 649 (2006) Nickel-iron-chromium-molybdenum-copper low-carbon alloys bar and wire B-649-(2006).pdf

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