Alloy 20 nickel-chromium steel alloy

Alloy 20 nickel-chromium steel alloy
Alloy 20 equal material : UNS N08020 , NS143, 0Cr20Ni35Mo3Cu4Nb, NiCr20CuMo

Alloy20 (NS143), 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.

Alloy 20 Chemical composition

	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

Alloy 20 Specifications:
Forging, bar, sheet, strip, ring, wire, bolt, spring, such as negotiating supply, according to the customer request production

Alloy 20 Physical properties
Alloy 20 steel Density: 8.08g/cm3
Alloy 20 Melting point: 1357 -1430 degree

Alloy 20 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

Alloy 20 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.

Alloy 20 Scope of application areas are:
Hydrometallurgy and sculpture acid industry.

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