NS143 nickel-chromium iron alloy

NS143 equal material : UNS N08020 , 0Cr20Ni35Mo3Cu4Nb, NiCr20CuMo , W.Nr.2.4660

NS143(0Cr20Ni35Mo3Cu4Nb ), also called # 20 alloy, Carpenter20Cb3, corrosion resistant alloy has many excellent performances, and the oxidizing and reducing corrosion medium has good resistance, excellent resistance to stress corrosion cracking ability and good resistance to local corrosion ability in many chemical process medium has satisfactory corrosion resistant properties, including aggressive strong inorganic acid solution, chlorine and various medium containing chloride, chlorine gas drying, formic acid and acetic acid, acid anhydride, seawater and brine etc.

NS143 Specifications:

	Ni	Co	Cr	Fe	Nb	Ta	C	Mn	Si	S	P	Cu
Min	14	6.0
Max	72	17	10.0	1.0	0.15	1.0	0.5	0.015	0.04	0.5	0.35	0.50

Forging, bar, sheet, strip, ring, wire, bolt, spring, such as negotiating supply, according to the customer request production

NS143 Physical properties
NS143 Density: 8.08g/cm3
NS143 Melting point: 1357 -1430 degree

NS143 Mechanical property:(The minimum value in 20 degree testing mechanical properties )

Heat treatment	Strenth extention σb/MPa	Yield Extention σp0.2/MPa	Elongation σ5 /%	Brinell hardness HBS
Solid solution treatment	585	240	30	≥217

NS143 Alloy features:
Corrosion resistant alloy has many excellent performances, and the oxidizing and reducing corrosion medium has good resistance,excellent resistance to stress corrosion cracking ability and good resistance to local corrosion ability in much chemical process
medium has satisfactory corrosion resistant properties.

NS143 Scope of application areas are:
Hydrometallurgy and sculpture acid industry.

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