China AWG11 0Cr21Al6Nb Bright Wire for Electrical Resiatances Manufacture and Factory

AWG11 0Cr21Al6Nb Bright Wire for Electrical Resiatances

Short Description:

Grade: 0Cr21Al6Nb

Size: AWG11

Color: Bright

Elongation(%): ›12

Density(g/cm³): 7.1

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Compared to NiCr alloy, Fe-Cr-Al alloy offers superior resistivity, higher maximum service temperature, and lower cost.

Applications:
Ironr-chrome-aluminium electrie esistorstipis wmidely usedfor making electrie heatng elementsin home appliancesand imdustial fmaces, pid appicatonsarefat rons, ioningmachines,naterheater, plastimoulding dies, soldering irons, metal sheathed tubular elements and cartridge elements.

Grade		1Cr13Al4	TK1	0Cr25Al5	0Cr20Al6RE	0Cr23Al5	0Cr19Al3	0Cr21Al6Nb	0Cr27Al7Mo2
Nominal composition%	Cr	12.0-15.0	22.0-26.0	23.0-26.0	19.0-22.0	22.5-24.5	18.0-21.0	21.0-23.0	26.5-27.8
	Al	4.0-6.0	5.0-7.0	4.5-6.5	5.0-7.0	4.2-5.0	3.0-4.2	5.0-7.0	6.0-7.0
	Re	opportune	0.04-1.0	opportune	opportune	opportune	opportune	opportune	opportune
	Fe	Bal.		Bal.	Bal.	Bal.	Bal.	Bal.	Bal.
								Nb0.5	Mo1.8-2.2
Max operating temp(°C)		650	1400	1250	1250	1250	1100	1350	1400
Resisivity 20℃(Ω/mm2/m)		1.25	1.48	1.42	1.40	1.35	1.23	1.45	1.53
Density(g/cm³)		7.4	7.1	7.1	7.16	7.25	7.35	7.1	7.1
Thermal Conductivity at 20℃,W/(M·K)		0.49	0.49	0.46	0.48	3.46	0.49	0.49	0.49
Linear Expansion Coefficient(×10¯6/℃)20-1000℃)		15.4	16	16	14	15	13.5	16	16
Approximate Melting Point(℃)		1450	1520	1500	1500	1500	1500	1510	1520
Tensile Strength(N/mm2 )		580-680	680-830	630-780	630-780	630-780	600-700	650-800	680-830
Elongation(%)		›16	›10	›15	›15	›15	›15	›12	›10
Section Variation Shrink Rate(%)		65-75	65-75	60-75	65-75	65-75	65-75	65-75	65-75
Repeatedly Bend Frequency(F/R)		›5	›5	›5	›5	›5	›5	›5	›5
Hardness(H.B.)		200-260	200-260	200-260	200-260	200-260	200-260	200-260	200-260
Micrographic Structure		Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite
Magnetic Property		Magnetic	Magnetic	Magnetic	Magnetic	Magnetic	Magnetic	Magnetic	Magnetic
Fast Life(h/℃)		no	≥80/1350	≥80/1300	≥80/1300	≥80/1300	≥80/1250	≥50/1350	≥50/1350