W.Nr.2.4660 nickel-chromium iron alloy

W.Nr.2.4660 nickel-chromium iron alloy
W.Nr.2.4660 equal material : UNS N08020 , NS143, 0Cr20Ni35Mo3Cu4Nb, NiCr20CuMo
W.Nr.2.4660 (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.

W.Nr.2.4660 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

W.Nr.2.4660 Specifications:
Forging, bar, sheet, strip, ring, wire, bolt, spring, such as negotiating supply, according to the customer request production
W.Nr.2.4660 Physical properties
W.Nr.2.4660 Density: 8.08g/cm3
W.Nr.2.4660 Melting point: 1357 -1430 degree

W.Nr.2.4660 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

W.Nr.2.4660 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.

W.Nr.2.4660 Scope of application areas are:
Hydrometallurgy and sculpture acid industry.

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