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Phosphor bronze

2024-10-18 09:38:45 浏览次数： 0

Standardization:		Numberical Symbol:
GB/T9460-2008		SCu5211
BS EN14640:2005		Cu 5211

GB Chemical Composition:		%
Cu incl.ag		bal.
Zn		max 0.10
Sn		9.00-10.00
Mn		0.10-0.50
Fe		max 0.10
Si		0.10-0.50
P		max 0.10
Al		max 0.01
Pb		max 0.02
Total others		max 0.50

Physical properties of materials:
Density	Kg/m^3	8.7
Melting range	℃	887-1020
Thermal conductivity	W/m.K	47
Electrical conductivity	S.m/mm^2	5-6
Coefficient of thermal expansion	10^-6/K(20-300℃)	18.0

Standard values of the weld metal:
Elongation	%	14
Tensile strength	N/mm^2	290
Notched bar impact work	J	24
Brinell hardness	HB 2.5/62.5	115

Applications:
Welding filler metal with good flowing properties.Low tendency to porosity and spatter.Appropriate for welding of copper materials,like copper,tin bronzes,especially suitable for joining of copper zinc alloys and steels.Particularly suitable for repair welding of bronze statues.For multilayer welding on steels,pulsed arc welding is recommended.For large work pieces preheating is recommended.

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
Further make ups on request.