Prospot UK brochure 2024/2025 - Catalog - Page 38
RESISTANCE WELDING MATERIALS
Prospot are able to supply a wide range of welding materials suitable for all types of resistance welding applications.
GROUP
TYPE
NOMINAL
COMPOSITION
%
SOFTENING
TEMPERATURE
DEGREES C
ELECTRICAL
CONDUCTIVITY
% IACS
HARDNESS
MIN
VPN
TYPICAL APPLICATION
AREAS
Hard Drawn
Copper
A1
99.9Cu
150
98
85
Welding 昀椀xtures,
machine arms
Zirconium
Copper
A2/4
0.1Zr Cu
500
92
120
Aluminium alloys,
Uncoated and coated
steels
Chromium Zirconium
Copper
A2/2
1Cr 0.1Zr
Cu
525
72
120
Uncoated and coated
steels
AI/O Copper
(Nitrode)
B20
1.1AI/O Cu
925
83
160
Coated steels,
excellent non s琀椀cking
characteris琀椀cs
Cobalt Berylium Copper
A3/1
2.0Ni 0.7Si
Cu
500
32
200
Stainless steels, heat
resis琀椀ng materials
Nickel Silicon
Copper
A3/2
2.0Ni 0.7Si
Cu
500
32
200
Stainless steels, heat
resis琀椀ng materials
Copper Tungsten
B11
75W Cu
1000
30
220
Molybdenum
B13
99.5 Mo
1000
30
225-260
Tungsten
B14
99.5W
1000
30
450
MATERIAL TYPE
Inserts for projec琀椀on
welding or for
miniature welds in high
conduc琀椀vity materials
This information is for guidance only.
Please speak to our technical staff for more assistance in selecting the correct materials.
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● Telephone – 01827 254 829 ● sales@prospot.co.uk ● www.prospot.co.uk