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1.4878

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X8CrNiTi18-10 X9CrNiSiNCe21-11-2
#X8CrNiTi18-10 #1-4878

Description

UK B.S. BS EN 10088-1, BS EN 10095, BS EN 10297-2 (2005), 1.4878 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: 1.4878
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 1.4878 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 1.4878

C Si Mn P S Cr Ni Al Ti
≤0.10 ≤1.00 ≤2.00 ≤0.045 ≤0.015 17.00 -19.00 9.00 -12.00 ≤ ≥ ≤0.80

Mechanical Properties of steel grade 1.4878

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)
319 (≥) 435 (≥) 44 42 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade 1.4878

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
32 - -     0.11 -  
351 844 - 43.3 321   -  
126 - 24 21.2   114 123

Heat Treatment of steel grade 1.4878

Heat treated : 1548°C - 1485°C

Technological Curves of steel grade 1.4878

Cross Reference Table (Equivalent Grade) of 1.4878

Grade Standard Country Application
X8CrNiTi18-10
X8CrNiTi18-10/X12CrNiTi18-9
X8CrNiTi18-10/X12CrNiTi18-9
X6CrNiTiB18-10/X8CrNiTi18-10
X6CrNiTiB18-10/X8CrNiTi18-10
X6CrNiTiB18-10/X8CrNiTi18-10
X6CrNiTiB18-10/X8CrNiTi18-10

Relevant standard of 1.4878

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
X8CrNiTi18-10 X9CrNiSiNCe21-11-2
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