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Grade NiCr20TiAl
ISO Numeric Designation 4952-070-80-I
Corresponding Standard ISO 4955-2016
Heat-Resistant Steels
Classification Nickel and Nickel Alloys
Properties Corrosion Resistance
NiCr20TiAl Chemical Element Composition Content (%)
Component Fe C Si Mn P S Cr Ni Cu Ti B Co Al
Minimum Value - 0.04 - - - - 18 65 - 1.8 - - 1
Maximum Value 1.5 0.1 1 1 0.02 0.015 21 - 0.2 2.7 0.008 1 1.8
NiCr20TiAl Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Reduction of Area
ψ
%
flat products,0.5≤t＜3 Precipitation Hardening (+P) ≥1000 ≥600
flat products,3≤t≤20 Precipitation Hardening (+P) ≥1000 ≥600 ≥18
Section steel, 5 ≤ d ≤ 160 Precipitation Hardening (+P) ≥1000 ≥600 ≥18
Approximate Comparison Table Deformed High-Temperature Alloy
China United States International Organization for Standardization European Standard
GB SAE ISO EN Numerical Grade
GH4080A HEV5 NiCr20TiAl NiCr20TiAl 2.4952
NiCr20TiAl Corresponding Standards(Same grade name, different standards)
1 EN 10269-2006
NiCr20TiAl 2.4952
2 EN 10302-2008
NiCr20TiAl 2.4952
3 EN 10269-2013
NiCr20TiAl 2.4952
4 DIN 17742-2002
NiCr20TiAl 2.4952
5 GB /T 3098.24-2020
NiCr20TiAl SB UNS N07080 合金 80A
6 VDI 2230-1-2015
NiCr20TiAl 2.4952
7 DIN EN 10269-2014
NiCr20TiAl 2.4952
8 DIN 17240-1976
NiCr20TiAl 2.4952
9 DIN 17742-2020
NiCr20TiAl 2.4952
10 ISO 683-15-1992
NiCr 20 TiAl
11 ISO 4955-2016
NiCr20TiAl 4952-070-80-I

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