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1.4749

Favorite Datasheet
X18CrN28 X25CrMnNiN25-9-7
#X18CrN28 #1-4749

Description

UK B.S. BS EN 10088-1, BS EN 10095, BS EN 10297-2 (2005), 1.4749 Specialsteel Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 1.4749
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 1.4749 B.S. UK Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel

Chemical composition(mass fraction)(wt.%) of the 1.4749

C Si Mn P S Cr Ni Al N
0.15 -0.20 ≤1.00 ≤1.00 ≤0.040 ≤0.015 26.00 -29.00 ≤ ≥ ≤ ≥ 0.15 -0.25

Mechanical Properties of steel grade 1.4749

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)
766 (≥) 428 (≥) 44 24 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade 1.4749

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
34 - -     0.13 -  
156 842 - 13.3 123   -  
219 - 33 42.2   132 243

Heat Treatment of steel grade 1.4749

Heat treated : 1684°C - 1496°C

Technological Curves of steel grade 1.4749

Cross Reference Table (Equivalent Grade) of 1.4749

Grade Standard Country Application
X18CrN28
X18CrN28

Relevant standard of 1.4749

BS EN 10088-1 Stainless steels - Part 1: List of stainless steels BS-EN-10088-1.pdf
BS EN 10095 Heat resisting steels and nickel alloys BS-EN-10095.pdf
BS EN 10297-2 (2005) Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel BS-EN-10297-2-(2005).pdf
X18CrN28 X25CrMnNiN25-9-7
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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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