Gun bronze

 

Gun bronze - ASTM B30-16

ClassificationAlloy nameCuPbSnFeAlNiMnSbPSiZnSAsBiCdCrMgCoSe
ASTM B30-16 C83450
(B, C, A)
min 87 1.5 2.2 - - 0.8 - - - - 5.8 - - - - - - - -
max 89 2.5 3 0.25 0.005 1.5 - 0.25 0.03 0.005 7.5 0.08 - - - - - - -
C83600
(B, C, A)
min 84 4 4.3 - - - - - - - 4.3 - - - - - - - -
max 86 5.7 6 0.25 0.005 0.8 - 0.25 0.03 0.005 6 0.08 - - - - - - -
C83800
(B, C, A)
min 82 5.8 3.5 - - - - - - - 5.5 - - - - - - - -
max 83.5 6.8 4.2 0.25 0.005 0.8 - 0.25 0.02 0.005 8 0.08 - - - - - - -
C84200
(B, C, A)
min 78 2 4.3 - - - - - - - 10 - - - - - - - -
max 82 2.8 6 0.35 0.005 0.8 - 0.25 0.02 0.005 16 0.08 - - - - - - -
C84400
(B, C, A)
min 79 6.3 2.5 - - - - - - - 7 - - - - - - - -
max 82 7.7 3.5 0.35 0.005 0.8 - 0.25 0.02 0.005 10 0.08 - - - - - - -
C84800
(B, C, A)
min 75 5.5 2.3 - - - - - - - 13 - - - - - - - -
max 76.7 6.7 3 0.35 0.005 0.8 - 0.25 0.02 0.005 16 0.08 - - - - - - -

Notes

A In this alloy Cobalt is included in Nickel content
B In determining copper minimum, copper may be calculated as copper plus nickel
C Copper plus sum of named elements, 99.3%

Gun bronze - JIS H 2202:2016

ClassificationAlloy nameCuPbSnFeAlNiMnSbPSiZnSAsBiCdCrMgCoSe
JIS H 2202:2016 CACIN401
(20, 27)
min 79 3 2 - - - - - - - 8 - - - - - - - -
max 83 7 4 0.35 0.005 0.8 - 0.2 0.03 0.005 12 - - - - - - - -
CACIN402
(21, 27)
min 86 - 7 - - - - - - - 3 - - - - - - - -
max 90 1 9 0.2 0.005 0.8 - 0.2 0.03 0.005 5 - - - - - - - -
CACIN406
(20, 27)
min 83 4 4 - - - - - - - 4 - - - - - - - -
max 87 6 6 0.3 0.005 0.8 - 0.2 0.03 0.005 6 - - - - - - - -
CACIN407
(22, 27)
min 86 1 5 - - - - - - - 3 - - - - - - - -
max 90 3 7 0.2 0.005 0.8 - 0.2 0.03 0.005 5 - - - - - - - -
CACIN408
(20, 27)
min 84 2 4 - - - - - - - 5 - - - - - - - -
max 88 4 6 0.3 0.005 0.8 - 0.2 0.03 0.005 7 - - - - - - - -

Notes

20 Cu+Sn+Pb+Zn+Ni 99.0% min.
21 Cu+Sn+Zn+Ni 99.5% min.
22 Cu+Sn+Pb+Zn+Ni 99.5% min.
27 When the copper content is below the lower limit for Cu, the value may be added to the nickel content provided that Ni is within the specified limit, so Cu+Ni is reported

Gun bronze - UNI EN 1982:2017

ClassificationAlloy nameCuPbSnFeAlNiMnSbPSiZnSAsBiCdCrMgCoSe
UNI EN 1982:2017 CB490K
(2)
min 81 3.5 2.2 - - - - - - - 7.5 - - - - - - - -
max 85.5 5.8 3.5 0.5 0.01 2 - 0.25 0.03 0.01 10 0.08 - - - - - - -
CB491K
(2)
min 83 4.2 4.2 - - - - - - - 4.5 - - - - - - - -
max 86.5 5.8 6 0.25 0.01 2 - 0.25 0.03 0.01 6.5 0.08 - - - - - - -
CB492K
(2, 4)
min 85 2.7 6.2 - - - - - - - 1.7 - - - - - - - -
max 88.5 3.5 8 0.2 0.01 2 - 0.25 0.03 0.01 3.2 0.08 - - - - - - -
CB493K
(2, 9)
min 81 5.2 6.2 - - - - - - - 2.3 - - - - - - - -
max 84.5 8 8 0.2 0.01 2 - 0.3 0.03 0.01 5 0.08 - - - - - - -
CB498K
(2)
min 86 1.2 5.7 - - - - - - - 3.2 - - - - - - - -
max 89.5 2 6.5 0.25 0.01 1 - 0.25 0.03 0.01 5 0.08 - - - - - - -
CB499K
(3)
min 84 0.2 4.2 - - 0.1 - - - - 4.5 - - - - - - - -
max 87.5 3 6 0.3 0.01 0.6 - 0.1 0.03 0.01 6.5 0.04 0.02 0.02 0.02 0.02 - - -

Notes

2 Nickel is included in the copper counting
3 For drinking water applications, restrictions to the chemical composition of some materials listed in this table may apply according to national regulations/laws
4 (Tin +1/2nickel) content shall be in the range 7.0% to 8.0%
9 For continuous castings and centrifugal castings, the minimum tin content for ingots shall be 5.4% and for castings 5.2% and the maximum copper content for ingots shall be 85.0% and for castings 86.0%