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Brass Billets

We Supply Copper Alloy Ingots (Brass Ingots), Copper Alloy Billets (Brass Billets) in confirmation to different International Standards.

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Below are the charts of chemical composition of some of the alloys including copper alloy ingots and billets which we manufacture.
Chemical Composition of Group A Copper Alloy Ingots and Billets - BS 1400 1973
Name BS PB - 04 Phosphors bronze LPB1 Leaded Phosphors Bronze LG2 85/5/5/5 Leaded Phosphors Bronze LG4 87/7/3/3 Leaded Phosphors Bronze
Elements Min Max Min Max Min Max Min Max
Copper REMAINDER - REMAINDER - REMAINDER - REMAINDER -
Tin 9.7 - 6.5 8.5 4.0 6.0 6.0 8.0
Zinc - 0.5 - 2.0 4.5 6.0 1.7 3.2
Lead - 0.75 2.0 0.5 4.0 6.0 2.7 3.5
Phosphorous 0.5 - 0.4 - - 0.02 - 0.02
Nickel - 0.5 - 1.0 - 2.0 - 2.0
Iron - - - 0.2 - 0.2 - 0.2
Aluminum - - - - - - - -
Manganese - - - - - - - -
Antimony - - - 0.2 - 0.2   0.2
Arsenic - - - - - 0.2 - 0.15
Silicon - - - - - - - -
Bismuth - - - - - - - -
Magnesium - - - - - - - -
Sulphur Niobium - - - - - - - -
Impurities - 0.50 - 0.50 - 0.80 - 0.70
Chemical Composition of Group B Copper Alloy Ingots and Billets
Name BS AB1 Aluminum Bronze AB2 Aluminum Bronze HTB1 High Tensile Brass HTB3 High Tensile Beta Brass
Elements Min Max Min Max Min Max Min Max
Copper REMAINDER - REMAINDER - 55.0 - 55.0 -
Tin - 0.1 - 0.1 - 0.1 - 0.20
Zinc - 0.50 - 0.50 REMAINDER - REMAINDER -
Lead - 0.05 - 0.05 - 0.05 - 0.20
Phosphorous - - - - - - - -
Nickel - 1.0 4.0 5.5 - 1.0 - 1.0
Iron 1.5 3.5 4.0 5.5 0.7 2.0 1.5 3.25
Aluminum 8.5 10.5 8.8 10.0 0.5 2.5 3.0 6.0
Manganese - 1.0 - 1.5 - 3.0 - 4.0
Antimony - - - - - -   -
Arsenic - - - - - - - -
Silicon - 0.25 - 0.10 - 0.10 - 0.10
Bismuth - - - - - - - -
Magnesium - 0.05 - 0.05 - - - -
Total Impurities - 0.30 - 0.20 - 0.20 - 0.20
Chemical Composition of Group B Copper Alloy Ingots and Billets
Name BS PB1 Phosphors Bronze PB2 Phosphors Bronze CT1 Copper Tin LG1 83/3/9/5 Leaded Phosphors Bronze
Elements Min Max Min Max Min Max Min Max
Copper REMAINDER - REMAINDER - REMAINDER - REMAINDER -
Tin 10.2 - 11.2 13.0 9.2 11.0 2.0 3.5
Zinc - 0.05 - 0.03 - 0.05 7.5 9.5
Lead - 0.25 - 0.50 - 0.25 4.0 6.0
Phosphorous 0.60 - 0.25 - - 0.15 - -
Nickel - 0.10 - 0.50 - 0.25 - 2.0
Iron - 0.10 - 0.15 - - - -
Aluminum - 0.01 - 0.01 - - - 0.01
Manganese - - - - - - - -
Antimony - - - - - -   -
Arsenic - - - - - - - -
Silicon - 0.02 - 0.02 - - - 0.02
Bismuth - - - - - - - 0.10
Magnesium - - - - - - - -
Total Impurities - 0.60 - 0.20 - 0.80 - 0.1
Name JIS C 3601 (H 3250) JIS C 3604 (H 3250) JIS C 3771 (H 3250)
Elements Min Max Min Max Min Max
Copper 59.00 63.00 57.00 61.00 57.00 61.00
Tin - 0.20 - 0.20 - 0.30
Lead 1.80 3.50 1.80 3.50 0.05 2.50
Iron - 0.30 - 0.35 - 0.35
Aluminum - - - - - -
Manganese - - - - - -
Nickel - - - - - -
Arsenic - - - - - -
Zinc Balance Balance Balance
Total Impurities - 0.50 - 0.50 - 0.50
 
 

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