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Phosphor bronze A

2024-10-18 09:40:05 浏览次数： 0

Standardization:		Numberical Symbol:
GB/T9460-2008		SCu5180A
AWS A5.7:2007		ERCuSn-A
BS EN ISO24373:2009		CuSn6P
DIN 1733		SG-CuSn6

AWS Chemical Composition:		%
Cu incl.ag		bal.
Sn		4.00-6.00
P		0.10-0.35
Al		0.01
Pb		0.02
Total others		0.50

Physical properties of materials:
Density	Kg/m^3	8.7
Melting range	℃	910-1040
Thermal conductivity	W/m.K	75
Electrical conductivity	S.m/mm^2	6-7
Coefficient of thermal expansion	10^-6/K(20-300℃)	18.1

Standard values of the weld metal:
Elongation	%	20
Tensile strength	N/mm^2	260
Notched bar impact work	J	32
Brinell hardness	HB 2.5/62.5	80

Applications:
Suitable for welding of copper materials,for example copper and tin bronzes,especially used for joining of copper zinc alloys and steels. Also suitable for repair welding of cast bronzes.For large work pieces preheating is recommended.For multilayer welding on steel,pulsed arc welding is recommended-also appropriate for oven soldering.

Make up:
Diameter:0.64 - 0.80 - 1.00 - 1.20 - 1.60 -2.40
Spools:D100,D200,D300,D760,K300,KS300
Rods:1.60 - 9.6 mm x 914/1000 mm
Electrodes available.
Further make ups on request.