|
We offer rough-cast or machine-finished castings
in Brass, Bronze, aluminum, stainless steel, and nickel-boron alloys
in commercial, federal, and military grades.
STANDARD BRASS & BRONZE CASTING ALLOYS

Brass & Bronze Casting Alloys
Specifications |
| Family |
CDA |
ASTM |
SAE |
SAE
Superceded |
ALLOY
Identification |
FEDERAL |
MILITARY
Current |
MILITARY
Superceded |
|
RED BRASS |
833 |
|
|
|
131 |
|
|
|
|
836 |
B145-836 |
836 |
40 |
115 |
QQ-C-390 (B5) |
C-22229 Gr2 |
B-16444 GrA |
|
838 |
B145-838 |
838 |
|
120 |
QQ-C-390 (B4) |
|
B-16540 Grc |
| SEMI-RED
BRASS |
844 |
B145-844 |
|
|
123 |
QQ-C-390 (B2) |
|
|
|
848 |
B145-848 |
|
|
130 |
QQ-C-390 (B1) |
|
|
|
MANGANESE BRONZE |
862 |
B147-862 |
862 |
430A |
423 |
QQ-C-390 (C4) |
C-22229 Gr9 |
B-16522 Gr2 |
|
863 |
B147-863 |
863 |
430B |
424 |
QQ-C-390 (C7) |
C-22229 Gr8 |
B-16522 Gr1 |
|
865 |
B147-865 |
865 |
43 |
421 |
QQ-C-390 (C3) |
C-22229 Gr7 |
B-16443 Gr1 |
| TIN BRONZE |
903 |
B143-903 |
903 |
620 |
225 |
QQ-C-390 (D5) |
C-22229 Gr1 |
M-16576 GrA |
|
905 |
B143-905 |
905 |
62 |
210 |
QQ-C-390 (D6) |
|
|
|
907 |
|
907 |
65 |
205 |
|
|
|
|
LEADED TIN BRONZE |
922 |
B143-922 |
922 |
622 |
245 |
QQ-C-390 (D4) |
B-16541 |
|
|
923 |
B143-923 |
923 |
621 |
230 |
QQ-C-390 (D3) |
C-15345 Gr10 |
B-16540 GrA or B |
|
926 |
|
|
|
215 |
|
|
|
|
927 |
|
927 |
63 |
206 |
|
|
|
| HIGH
LEADED TIN BRONZE |
932 |
B144-932 |
932 |
660 |
315 |
QQ-C-390 (E7) |
C-15345 Gr12 |
B-16261 GrVI |
|
934 |
|
|
|
310 |
QQ-C-390 (E8) |
C-22229 Gr3 |
B-16261 GrII |
|
935 |
B144-935 |
935 |
66 |
326 |
QQ-C-390 (E9) |
|
|
|
937 |
B144-937 |
937 |
64 |
305 |
QQ-C-390 (E10) |
|
|
|
938 |
B144-938 |
938 |
67 |
319 |
QQ-C-390 (E6) |
|
B-16261 GrIV |
|
943 |
B144-943 |
943 |
|
322 |
QQ-C-390 (E1) |
|
B-16261 GrV |
|
ALUMINUM BRONZE |
952 |
B148-952 |
952 |
68A |
415A |
QQ-C-390 (G6) |
C-22229 Gr5 |
B-16033 Gr1 |
|
953 |
B148-953 |
953 |
68B |
415B |
QQ-C-390 (G7) |
|
B-16033 Gr2 |
|
954 |
B148-954 |
954 |
|
415C |
QQ-C-390 (G5) |
C-15345 Gr13 |
B-16033 Gr3 |
|
955 |
B148-955 |
955 |
|
415D |
QQ-C-390 (G3) |
C-22229 Gr8 |
B-16033 Gr4 |
|
958 |
|
|
|
415D |
QQ-C-390 (G8) |
|
B-21230 Gr1
B-23921 |
| SILICON BRONZE |
878 |
B30 |
878 |
|
SIBRZ |
|
|
|
Brass & Bronze Casting Alloy

Nominal Chemical Compositions |
| Family |
CDA Alloys |
AMS |
CU% |
SN% |
PB% |
ZN% |
NI% |
FE% |
AL% |
OTHERS% |
|
RED BRASS |
833 |
|
93 |
1-1/2 |
1-1/2 |
4 |
|
|
|
|
|
836 |
4855B |
85 |
5 |
5 |
5 |
|
|
|
|
|
838 |
|
83 |
4 |
6 |
7 |
|
|
|
|
| SEMI-RED
BRASS |
844 |
|
81 |
3 |
7 |
9 |
|
|
|
|
|
848 |
|
76 |
3 |
6 |
15 |
|
|
|
|
|
MANGANESE BRONZE |
862 |
|
64 |
|
|
Rem.26 |
|
3 |
4 |
MN3 |
|
863 |
4862B |
63 |
|
|
Rem.25 |
|
3 |
6 |
MN3 |
|
865 |
4860A |
58 |
.5 |
|
39.5 |
|
1 |
1 |
MN-.25 |
| TIN BRONZE |
903 |
|
88 |
8 |
|
4 |
|
|
|
|
|
905 |
4845D |
88 |
10 |
.3 Max. |
2 |
|
|
|
|
|
907 |
|
89 |
11 |
.5 Max. |
.5 Max. |
|
|
|
|
|
LEADED BRONZE |
922 |
|
88 |
6 |
1.5 |
4.5 |
|
|
|
|
|
923 |
|
87 |
8 |
1 Max. |
4 |
|
|
|
|
|
926 |
4846A |
87 |
10 |
1 |
2 |
|
|
|
|
|
927 |
|
88 |
10 |
2 |
.7 Max. |
 |
|
|
|
| HIGH
LEADED TIN BRONZE |
932 |
|
83 |
7 |
7 |
3 |
|
|
|
|
|
934 |
|
84 |
8 |
8 |
.7 Max. |
|
|
|
|
|
935 |
|
85 |
5 |
9 |
1 |
.5 Max. |
|
|
|
|
937 |
4842A |
80 |
10 |
10 |
|
.7 Max. |
|
|
|
|
938 |
|
78 |
7 |
15 |
|
.75 Max. |
|
|
|
|
943 |
4840A |
70 |
5 |
25 |
|
.7 Max. |
|
|
|
|
ALUMINUM BRONZE |
952 |
|
88 |
|
|
|
|
3 |
9 |
|
|
953 |
|
89 |
|
|
|
|
1 |
10 |
|
|
954 |
4870B 4872B |
85 |
|
|
|
|
4 |
11 |
|
|
955 |
|
81 |
|
|
|
4 |
4 |
11 |
|
|
958 |
|
81 |
|
|
|
5 |
4 |
9 |
MN1 |
| SILICON BRONZE |
878 |
|
80 |
.25 |
.15 |
16 Max. |
.20 |
.15 |
.15 |
|
Chemicals may be varied to yield mechanical properties.
Brass &
Bronze Casting Alloy

Mechanical Properties |
| Family |
CDA |
|
TENSILE STRENGTH |
Min.
(ksi) |
Typ
(ksi) |
|
YIELD
STRENGTH |
Min.
(ksi) |
Typ
(ksi) |
|
|
ELONGATION |
|
Min. (%) |
Typ (%) |
|
BRINELL HARDNESS 10MM-500KG
TYPICAL |
WEIGHT
Lbs. Per Cu. In. |
MACHIN-
ABILITY Free Cut YB=100 |
|
RED BRASS |
833 |
|
32 |
|
10 |
|
35 |
35 |
.318 |
35 |
|
836 |
30 |
37 |
14 |
17 |
20 |
30 |
50-65 |
.318 |
84 |
|
838 |
29 |
35 |
12 |
16 |
15 |
25 |
50-60 |
.312 |
90 |
| SEMI RED
BRASS |
844 |
29 |
34 |
13 |
15 |
18 |
26 |
50-60 |
.314 |
90 |
|
848 |
25 |
36 |
12 |
14 |
15 |
30 |
50-60 |
.310 |
90 |
|
MANGANESE BRONZE |
862 |
90 |
95 |
45 |
48 |
18 |
20 |
170 -195 |
.288 |
30 |
|
863 |
110 |
119 |
60 |
83 |
12 |
18 |
225  |
.283 |
8 |
|
865 |
65 |
71 |
25 |
28 |
20 |
30 |
130  |
.301 |
26 |
| TIN BRONZE |
903 |
40 |
45 |
18 |
21 |
20 |
30 |
60-75 |
.318 |
30 |
|
905 |
40 |
45 |
18 |
22 |
20 |
25 |
75 |
.315 |
30 |
|
907 |
35 |
44 |
18 |
22 |
10 |
20 |
80 |
.317 |
20 |
|
LEADED BRONZE |
922 |
34 |
40 |
16 |
20 |
22 |
30 |
60-72 |
.312 |
42 |
|
923 |
36 |
40 |
16 |
20 |
18 |
25 |
60-75 |
.317 |
42 |
|
926 |
40 |
44 |
18 |
20 |
20 |
30 |
65-80 |
.315 |
40 |
|
927 |
35 |
42 |
|
21 |
10 |
20 |
77 |
.317 |
45 |
HIGH LEADED TIN BRONZE |
932 |
30 |
35 |
14 |
18 |
12 |
20 |
60-70 |
.322 |
70 |
|
934 |
25 |
32 |
|
16 |
8 |
20 |
55-65 |
.320 |
70 |
|
935 |
25 |
32 |
12 |
16 |
8 |
20 |
55-65 |
.320 |
70 |
|
937 |
25 |
35 |
12 |
18 |
8 |
20 |
55-70 |
.320 |
80 |
|
938 |
25 |
30 |
14 |
16 |
10 |
18 |
50-60 |
.334 |
80 |
|
943 |
21 |
27 |
|
13 |
7 |
10 |
42-55 |
.336 |
80 |
|
ALUMINUM BRONZE |
952 |
65 |
80 |
25 |
27 |
20 |
35 |
110 -140 |
.276 |
50 |
|
953 |
65 |
75 |
25 |
27 |
20 |
25 |
140 |
.272 |
55 |
|
954 |
75 |
85 |
30 |
35 |
12 |
18 |
140 -170 |
.269 |
60 |
|
955 |
90 |
100 |
40 |
44 |
6 |
12 |
180 -200 |
.272 |
50 |
|
958 |
85 |
95 |
35 |
38 |
18 |
25 |
150 -170 |
.276 |
50 |
| SILICON BRONZE |
878 |
80 |
83 |
30 |
37 |
15 |
29 |
115 |
.300 |
40 |
ksi indicates thousands pounds per square inch.
Brinell 3000 Kg Load.
Brass & Bronze Casting Alloy
Typical Uses |
| Family |
CDA |
|
|
RED BRASS |
833 |
Electrical Contact Parts |
|
836 |
Valves, Fittings,
Flanges, and Pump Castings |
|
838 |
Low-Pressure Valves
and Fittings |
| SEMI RED
BRASS |
844 |
Hardware and Ornamental Castings |
| 848 |
Plumbing Fittings
and Hardware |
|
MANGANESE
BRONZE |
862 |
Marine Castings, Bushings, and Gears |
|
863 |
Heavy-Duty Gears,
Bushings, and Slippers |
|
865 |
Pipe Plugs, Arms,
and Gears |
| TIN BRONZE |
903 |
Bearings, Bushings, Rings, and Gears |
| 905 |
Bearings, Bushings,
Rings, and Valves |
| 907 |
Gears, Bearings,
and Bushings |
|
LEADED
BRONZE |
922 |
Medium-Pressure Hydraulic and Steam
to 550° F. Marine and Ornamental Castings, Valves, and Pressure
Parts. |
|
923 |
High-Pressure Steam
Castings |
|
926 |
Bearings, Bushings,
Rings, and Gears |
|
927 |
Bearings, Bushings,
and Fittings |
| HIGH
LEADED TIN BRONZE |
932 |
General-Utility Bearings and Bushings |
| 934 |
Bearings and
Bushings |
| 935 |
Small Bearings and
Bushings |
| 937 |
High-Speed
Heavy-Pressure Bearings and Bushings; Acid-Resistant to Sulphite
Fluids |
| 938 |
General Service
Bearings; Acid-Resisting |
| 943 |
High-Speed Bearings
with Light Loads |
|
ALUMINUM
BRONZE |
952 |
Acid-Resisting Pumps, Bearings,
Gears, and Valves |
|
953 |
Gears; Cams;
Stripper Nuts; Slippers; High-Temperature Applications; and Mining
Machine Parts, Nuts, Gears, and Slippers |
|
954 |
Spur Gears, Nuts,
Pumps, and Landing Gear Parts |
|
955 |
Tank Gun Recoil
Mechanisms and Landing Gear Parts |
|
958 |
Propeller Hubs,
Blades, and Other Parts |
| SILICON BRONZE |
878 |
Brush Holders, Brackets, Clamps, and
Lever Arms |
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