Aluminium bronzes0 pages

نسخه متنی

BROCADUR HIGH PREFORMANCE ALUMINIUM BRONZES FOR GENERAL INDUSTRY

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Trade name:		Brocadur AB170	Brocudur AB275	Brocadur AB300	Brocadur AB350	BrocadurAB418
Chemical composition (in % of weight)	Cr
	Zr
	Co
	Ni
	Fe	3.50	4.50	4.50
	Al	11.00	13.00	14.50
	Si
	P
	Others	2.00	2.00	2.00
	Cu	remainder	remainder	remainder
Mechanical properties (standard values at 20° C):
Hardness Brinell	HB 30	160-180	250-300	300	330-370	418
Tensile strenght	N/mm2	600-700	700	700	1500	1515
0,2% - yield strenght	N/mm2	200-300	400	400	689	689
Elongation A 5	%	15	1	0.5	0	0
Modules of elasticity	N/mm2	115 x 103	105 x 103	103 x 103	103 x 103	110 x 103
Physical properties (Standard values at 20° C):
Specific weight	g/cm3	7.5	7.2	7.1	7.0	7.0
Thermal conductivity	W/mK	63	42	42	33	33
Electrical conductivity	% IACS	14(8MS/m)	10(6MS/m)	10 (6 MS/m)	8 (4 MS/m)	8 (4 MS/m)
Thermal expansion coefficient	20-300C	16.0 x 107K	16.0x10 7K	16.0x 107K	16.0 x 107K	16.0 x 107K
Forms of delivery:
Round drawn		0	0	0	0	0
Round forged		0	0	0	0	0
Flat, square, hexagon drawn		0	0	0	0	0
Flat, square forged		0	0	0	0	0
Forged plates		0	0	0	0	0
Cut from forged round bar / plate		0	0	0	0	0
Cut from premachined round bar / plate		0	0	0	0	0

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Note: N/mm2 = 1MPa 1MS/m = 1 m/Omm

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100% IACS = 58 MS/m

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