Sichuan Liaofu Special Steel Company is one of the most experienced manufacturers and suppliers of 1.4871 chemical composition 21-4n material properties in China. With over 20 years' experience, our factory offer high quality products made in China with competitive price. Welcome to contact us for wholesale service.
1.4871 Chemical Composition 21-4n Material Properties Factory in China
Sichuan Liaofu Special Steel Company.,Ltd was established in 2001, specialized in special steel production and inventory as the main business.
1.4871 Chemical Composition 21-4n Material Properties
21-4N is a kind of duplex stainless steel, has a unique chemical composition, has strong corrosion resistance and mechanical properties, can be well adapted to acid, alkali, salt and other corrosive environment, and can adapt to high temperature, high pressure, low temperature, vacuum and other working conditions. It can effectively extend the service life of the valve, reduce maintenance costs, and ensure the safe operation of the system.
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Material |
ASTM 21-4N |
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|
Chemical Composition |
Mechanical Properties(In Quenched & Tempered State) 565 °C |
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|
C |
0.48-0.58 |
Tensile strength(MPA) |
560 |
|
Si |
<0.35 |
Yield strength (MPA) |
885 |
|
Mn |
8.00-10.00 |
Elongation(δ5/%) |
8 |
|
Cr |
20.00-22.00 |
Reduction in Area (ψ/%) |
- |
|
Mo |
- |
Impact (J) |
-- |
|
P |
≤0.035 |
Hardness |
>302 |
|
S |
≤0..030 |
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|
N |
0.35-0.50 |
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|
Ni |
3.25-4.50 |
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3.Similar steel grade & equivalent steel materials:
|
USA |
Japanese |
Gemany |
British |
France |
International |
Chinese |
|
ASTM&AISI&SAE |
JIS |
EN DIN |
EN BS |
EN NF |
ISO |
GB |
|
EV8 |
SUH35 |
X53CrMnNiN21-9(1.4871) |
------ |
5Cr21Mn9Ni4N |
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|
SU1 |
1.4718 X45crsi9-3 |
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4 1.4718 and1.4871 valvle steel chemical composition below
jis SUH 1 valve steel x45cr9si3 valvle steel bar 4cr9si2 from factory
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