Nickel alloy-Qinhuangdao HaiChi Technology & Trade Co., Ltd.

Nickel Alloy

High Permeability soft magnetic material

NiCr,NiCrFe Alloy

FeCrAl Alloy

Non-ferrous metals

Chemical Products

Mechanical and Electrial Equipment

Spheroidal Gtaphite cast iron pipe

Furnace Meterial

Stainless Steel

Titanium and Titanium Alloy

Electrothermal Alloy

2009/8/8 16:30:18

☆Electrothermal Alloy
Main technical performance

Grade performance		1Cr13A14	1Cr21A14	0Cr21A16	0Cr23A15	0Cr25A15	0Cr21A16Nb	0Cr27A17Mo2
main chemical components %	Cr	12.0～15.0	17.0～21.0	19.0～22.0	20.5～23.5	23.0～26.0	21.0～23.0	26.5～27.8
	Al	4.0～6.0	2.0～4.0	5.0～7.0	4.2～5.3	4.5～6.5	5.0～7.0	6.0～7.0
	Fe	Margin	Margin	Margin	Margin	Margin	Margin	Margin
	Re	Appropriate	Appropriate	Appropriate	Appropriate	Appropriate	Appropriate	Appropriate
							Amount Nb:0.5	Amount MO:1.8～2.2
highest temperature℃		950	1100	1250	1250	1250	1350	1400
Melting point℃		1450	1500	1500	1500	1500	1510	1520
Density g/cm³		7.40	7.35	7.16	7.25	7.10	7.10	7.10
Resistivity μΩ.m ,20℃		1.25±0.08	1.23±0.06	1.42±0.07	1.35±0.06	1.45±0.07	1.45±0.07	1.53±0.07
Tensile strength Mpa		588～735	637～784	637～784	637～784	637～784	637～784	686～784
Elongation %		≥16	≥12	≥12	≥12	≥12	≥12	≥10
Bending frequency		≥5	≥5	≥5	≥5	≥5	≥5	≥5
Fast Lifeh/℃		-	≥80/1250	≥80/1300	≥80/1300	≥80/1300	≥50/1350	≥50/1350
Specific heat		0.490	0.490	0.520	0.460	0.494	0.494	0.494
Thermal conductivity KJ/m.h℃		52.7	46.9	63.2	60.1	46.1	46.1	45.2
Linear expansion Coefficient a×10-6/℃ （20～1000℃）		15.4	13.5	14.7	15.0	16.0	16.0	16.0
HardnessHB		200～260	200～260	200～260	200～260	200～260	200～260	200～260
Microstructure		Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite
Magnetic		Have	Have	Have	Have	Have	Have	Have

Main technical performance

Grade Performance		Cr20Ni80	Cr30Ni70	Cr15Ni60	Cr20Ni35	Cr20Ni30
Chemical composition %	Ni	Margin	Margin	55.0～61.0	34.0～37.0	30.0～34.0
	Cr	20.0～23.0	28.0～31.0	15.0～18.0	18.0～21.0	18.0～21.0
	Fe	≤1.0	≤1.0	Margin	Margin	Margin
highest temperature ℃		1100	1100	1000	1000	1000
Melting point℃		1400	1380	1390	1390	1390
Densityg/cm²		8.40	8.10	8.2	7.90	7.90
Resistivity μΩ.m ,20℃		1.09±0.05	1.18±0.05	1.11±0.05	1.04±0.05	1.04±0.05
Elongation%		≥20	≥20	≥20	≥20	≥20
Specific heat J/g. ℃		0.440	0.461	0.494	0.500	0.500
Thermal conductivity KJ/m.h℃		60.3	45.2	45.2	43.8	43.8
Linear expansion coefficient a×10-6/℃ （20～1000℃）		18.0	17.0	17.0	19.0	19.0
Microstructure		Austenite	Austenite	Austenite	Austenite	Austenite
Magnetic		Without	Without	without	weak	weak