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UNS J21890

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ASTM WC9 UNS J11872
#UNS # #J21890

Description

USA AISI UNS J21890 and UNS J21890 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: UNS J21890
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy UNS J21890 AISI USA
UNS J12092
UNS J12524
ASTM WC1
UNS J12082
ASTM WC4
ASTM WC5
UNS J22000
ASTM WC6
UNS J12072
ASTM WC9

Chemical composition(mass fraction)(wt.%) of the UNS J21890

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) W(%) Cu(%)
0.05-0.18 Max 0.60 0.40-0.70 Max 0.040 Max 0.045 2.00-2.75 0.50 0.90-1.20 0.10 0.50

Mechanical Properties of steel grade UNS J21890

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)
872 (≥) 919 (≥) 14 43 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade UNS J21890

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
21 - -     0.33 -  
187 983 - 13.3 211   -  
439 - 43 21.2   321 411

Heat Treatment of steel grade UNS J21890

Heat treated : 1381°C - 1937°C

Technological Curves of steel grade UNS J21890

Cross Reference Table (Equivalent Grade) of UNS J21890

Grade Standard Country Application
UNS G10300 UNS USA General use carbon steel bar
UNS G10050 UNS USA General use carbon steel bar
UNS G10060 UNS USA General use carbon steel bar
UNS G10080 UNS USA General use carbon steel bar
UNS G10110 UNS USA General use carbon steel bar
ASTM 1012 ASTM USA General use carbon steel bar
UNS G10120 UNS USA General use carbon steel bar
UNS G10130 UNS USA General use carbon steel bar
UNS G10150 UNS USA General use carbon steel bar
UNS G10160 UNS USA General use carbon steel bar
UNS G10170 UNS USA General use carbon steel bar
UNS G10180 UNS USA General use carbon steel bar
UNS G10190 UNS USA General use carbon steel bar
UNS G10200 UNS USA General use carbon steel bar
UNS G10210 UNS USA General use carbon steel bar
UNS T72301 UNS USA Carbon tool steel
W2-A ASTM USA Carbon tool steel
UNS T72302 UNS USA Carbon tool steel
UNS S42800 UNS USA Martensitic special steel
UNS S43100 UNS USA Martensitic special steel
ASTM WC9 UNS J11872
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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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