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K21650

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K21604 N02216
#216

Description

USA AISI K21650 Specialsteel Alloy steel casting and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: K21650
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel K21650 Precipitation-Hardening AISI USA Alloy steel casting

Chemical composition(mass fraction)(wt.%) of the K21650

C Si Mn P S Ni Cr Al Cu Ti Fe N Mo
≤0.08 ≤1.00 7.50 -9.00 ≤ ≥ ≤ ≥ 5.00 -7.00 17.50 -22.00 ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥ 0.25 -0.50 2.00 -3.00

Mechanical Properties of steel grade K21650

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)
521 (≥) 169 (≥) 42 23 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade K21650

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
22 - -     0.44 -  
485 415 - 31.3 332   -  
365 - 33 14.2   421 413

Heat Treatment of steel grade K21650

Heat treated : 1574°C - 1193°C

Technological Curves of steel grade K21650

Cross Reference Table (Equivalent Grade) of K21650

Grade Standard Country Application
1.2162
1.7216
216XM-17
S21600
216LXM-18
S21603
216
S21600
S21603
UNS W50216
2216
1.2162
1.2162
K21604 N02216
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Jiangyou Longhai Special Steel Co.,Ltd.
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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