C3602
Leaded Brass
Similar Material Designation
| UNS | C37710 |
| EN | / |
| JIS | C3602 |
| GB | T37900 (HPb60-3) |
Chemical Composition
| Cu | 59.0-63.0% |
| Pb | 1.8-3.7% |
| Fe | ≤0.5% |
| Sn+Fe | ≤0.8% |
| Ni | ≤0.2% |
| As | ≤0.02% |
| Zn | Balance% |
Physical properties①
Note①：The testing temperature is 20℃. Note②：The testing temperature range is 20℃ to 300℃.
| Density(g/cm³) | 8.5 |
|---|---|
| Melting Point(℃) | 899 |
| Electrical conductivity(%IACS) | 22 |
| Thermal conductivity(W/(m·K)) | 116 |
| Coefficient of thermal expansion②(10⁻⁶/K) | 19.7 |
| Modulus of elasticity(GPa) | 96.5 |
Fabrication Properties
Note③：C36000 = 100%
| Machinability rating ③ | 90% |
| Polishing | Fair |
| Hot forging | Fair |
| Clamping | Good |
| Thread rolling | Poor |
| Tapping | Good |
Mechanical Properties④
Note④: bedra technical standard GB-T 4423, ASTM B124/B124M, DIN EN 12164, JIS H 3250, etc., can also be applied
| Temper | Diameter(mm) | Tensile Strength(MPa min.) | Yield Strength(MPa min.) | Elongation(A% min.) |
|---|---|---|---|---|
| H04 | 1.5 ≤ Φ 3.0 | 540 | 410 | 1 |
| H04 | 3.0 ≤ Φ 8.0 | 490 | 360 | 4 |
| H04 | 8.0 ≤ Φ 15 | 440 | 320 | 6 |
| H04 | 15 ≤ Φ 35 | 390 | 280 | 15 |
| H04 | 35 ≤ Φ 60 | 350 | 220 | 20 |
| H02 | 1.5 ≤ Φ 3.0 | 400 | 280 | 7 |
| H02 | 3.0 ≤ Φ 8.0 | 360 | 250 | 10 |
| H02 | 8.0 ≤ Φ 15 | 340 | 220 | 16 |
| H02 | 15 ≤ Φ 35 | 320 | 200 | 26 |
| H02 | 35 ≤ Φ 60 | 300 | 190 | 30 |
| M30 | - | 300 | 180 | 26 |
| O60 | - | 280 | 180 | 30 |
Dimension&Tolerance of Round Bars
Note⑤: The tolerances listed in the table are specified as all plus or minus. When tolerances are specified as plus and minus(±)，half the values given.
| Diameter(mm) | Tolerance⑤(mm) | Tolerance consistency(mm) | Ovality max.(mm) | Straightness max.(mm/m) | Length max.(mm) |
|---|---|---|---|---|---|
| 1.5 ≤ Φ 3.0 | 0.02 | 0.01 | 0.01 | 0.15 | 2500 |
| 3.0 ≤ Φ 10 | 0.04 | 0.02 | 0.02 | 0.15 | 4000 |
| 10 ≤ Φ 25 | 0.08 | 0.04 | 0.04 | 0.25 | 4000 |
| 25 ≤ Φ 50 | 0.12 | 0.06 | 0.06 | 0.35 | 4000 |
| 50 ≤ Φ 60 | 0.20 | 0.10 | 0.10 | 0.50 | 4000 |
Dimension&Tolerance of Hexagonal/Square Bars
Note⑥: "a" is the cross distance of square bars, and "s" is the cross distance of hexagonal bars edge distance;Note⑦: The tolerances listed in the table are specified as all plus or all minus. When tolerances are specified as plus and minus(±), take the v
| Diameter⑥(mm) | Tolerance⑦(mm) | Tolerance consistency(mm) | Torsion max.(mm/m) | Chamfer Radius min.(mm) | Straightness max.(mm/m) | Length max.(mm) |
|---|---|---|---|---|---|---|
| 2.0 ≤ a/s 6.0 | 0.04 | 0.02 | 0.3 | 0.2 | 0.20 | 4000 |
| 6.0 ≤ a/s 10 | 0.05 | 0.025 | 0.3 | 0.2 | 0.25 | 4000 |
| 10 ≤ a/s 20 | 0.12 | 0.06 | 0.5 | 0.5 | 0.50 | 4000 |
| 20 ≤ a/s 30 | 0.18 | 0.09 | 0.5 | 0.5 | 0.50 | 4000 |
| 30 ≤ a/s 42 | 0.36 | 0.18 | 0.5 | 1.0 | 0.75 | 4000 |
Dimension&Tolerance of Round Wires
Note⑧: The tolerances listed in the table are specified as all plus or all minus. When tolerances are specified as plus and minus(±), take the values given.
| Diameter(mm) | Tolerance⑧(mm) | Tolerance consistency(mm) | Ovality max.(mm) | ID(mm) | Weight(kg) |
|---|---|---|---|---|---|
| 0.5 ≤ Φ 1.7 | 0.02 | 0.01 | 0.01 | 270-300 | 20-35 |
| 1.7 ≤ Φ 8.0 | 0.04 | 0.02 | 0.020 | 380-540 | 25-300 |
| 8.0 ≤ Φ 14 | 0.08 | 0.04 | 0.040 | 950-1050 | 200-800 |
Dimension&Tolerance of Hexagonal/Square Wires
Note⑨: "a" is the cross distance of square bars, and "s" is the cross distance of hexagonal bars edge distance;Note⑩: The tolerances listed in the table are specified as all plus or all minus. When tolerances are specified as plus and minus(±), take the v
| Diameter⑨(mm) | Tolerance⑩(mm) | Tolerance consistency(mm) | Chamfer Radius min.(mm) | ID(mm) | Weight(kg) |
|---|---|---|---|---|---|
| 1.5 ≤ a/s 2.5 | 0.03 | 0.015 | 0.2 | 380-440 | 20-35 |
| 2.5 ≤ a/s 10 | 0.04 | 0.02 | 0.2 | 500-540 | 25-300 |
| 10 ≤ a/s 17 | 0.08 | 0.04 | 0.5 | 950-1050 | 200-800 |
Further product information
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