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1.4021

Favorite Datasheet
X20Cr13 X30Cr13
#X20Cr13 #1-4021

Description

UK B.S. BS EN 10088-1, BS EN 10088-2, BS EN 10088-3, BS EN 10088-4, BS EN 10088-5, BS EN 10151, BS EN 10250-4, 1.4021 Specialsteel Open die steel forgings for general engineering purposes - Part 4: Stainless steels and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 1.4021
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel 1.4021 Martensite B.S. UK Open die steel forgings for general engineering purposes - Part 4: Stainless steels

Chemical composition(mass fraction)(wt.%) of the 1.4021

C Si Mn P S Cr Ni Mo
0.16 -0.25 ≤1.00 ≤1.50 ≤0.04 ≤0.015 12.00 -14.00 ≤ ≥ ≤ ≥

Mechanical Properties of steel grade 1.4021

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)
738 (≥) 195 (≥) 11 12 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade 1.4021

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
13 - -     0.22 -  
992 985 - 21.3 133   -  
754 - 21 44.2   133 212

Heat Treatment of steel grade 1.4021

Heat treated : 1555°C - 1315°C

Technological Curves of steel grade 1.4021

Cross Reference Table (Equivalent Grade) of 1.4021

Grade Standard Country Application
X20Cr13
X20Cr13
X20Cr13
X20Cr13
X20Cr13
X20Cr13
X20Cr13
X20Cr13(AFNOR)
X20Cr13(AFNOR)

Relevant standard of 1.4021

BS EN 10088-1 Stainless steels - Part 1: List of stainless steels BS-EN-10088-1.pdf
BS EN 10088-2 Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes BS-EN-10088-2.pdf
BS EN 10088-3 Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes BS-EN-10088-3.pdf
BS EN 10088-4 Stainless steels - Part 4: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for construction purposes BS-EN-10088-4.pdf
BS EN 10088-5 Stainless steels - Part 5: Technical delivery conditions for bars, rods, wire, sections and bright products of corrosion resisting steels for construction purposes BS-EN-10088-5.pdf
BS EN 10151 Stainless steel strip for springs - Technical delivery conditions BS-EN-10151.pdf
BS EN 10250-4 Open die steel forgings for general engineering purposes - Part 4: Stainless steels BS-EN-10250-4.pdf
X20Cr13 X30Cr13
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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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