C67600 Manganese Bronze
ASTM B138, QQ-B-728
C67600 manganese bronze stands out as a versatile alloy, extruded and drawn, celebrated for its elevated strength and commendable corrosion resistance. Moreover, C676 demonstrates a relatively low melting temperature and a moderately reduced heat capacity.
Typical Uses for C67600 Manganese Bronze
- INDUSTRIAL: Gate Valve Stems, Welding Rod, Valve Balls
Product Specifications
| End Product | Specification |
| Brazing Filler Metal | AWS A5.8 |
| Forgings, Die | ASTM B283 |
Chemical Composition
| Cu | Fe | Pb | Mn | Sn | Zn | |
| Min/Max | 57.0 - 60.0 | 0.40 - 1.3 | 0.50 - 1.0 | 0.05 - 0.50 | 0.50 - 1.5 | Rem |
| Nominals | 58.5000 | 0.8000 | 0.7000 | 0.2700 | 1.0000 | 38.7000 |
Temper
| Product Type | Temper Type |
Mechanical Properties
| Temper | Sect. Size | Cold Work | Type Min | Temp | Tensile Strength | YS 0.05% UL |
YS 0.02% Offset |
YS 0.005% Offset |
Elong. | RH B |
RH C |
RH F |
RH 30T |
VH 500 |
BH 500 |
BH 3000 |
Shear Strgth |
Fatigue Strgth |
Izod Impact Strgth |
| - | in. | % | - | F | ksi | ksi | ksi | ksi | % | B | C | F | 30T | 500 | 500 | 3000 | ksi | ksi | ft-lb |
| - | mm. | - | - | C | MPa | MPa | MPa | MPa | - | - | - | - | - | - | - | - | MPa | MPa | J |
| H01 | 2 | 68 | 72 | 42 | - | - | - | - | - | - | - | - | - | - | - | - | |||
| H01 | 50.8 | 0 | TYP | 20 | 496 | 290 | - | - | - | 77 | - | - | - | - | - | - | - | - | 0 |
| H02 | 1 | 68 | 84 | 60 | - | - | - | - | - | - | - | - | - | - | - | - | |||
| H02 | 25.4 | 0 | TYP | 20 | 579 | 414 | - | - | - | 90 | - | - | - | - | - | - | - | - | 0 |
| H02 | 1 | 68 | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||
| H02 | 25.4 | 0 | MIN | 20 | - | - | - | 19 | - | - | - | - | - | - | - | - | - | 0 | |
| H01 | 2 | 68 | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||
| H01 | 50.8 | 0 | MIN | 20 | - | - | - | 27 | - | - | - | - | - | - | - | - | - | 0 | |
| H01 | 1 | 68 | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||
| H01 | 25.4 | 0 | MIN | 20 | - | - | - | 23 | - | - | - | - | - | - | - | - | - | 0 | |
| O60 | 0 | 68 | 65 | 30 | - | - | - | - | - | - | - | - | - | - | - | - | |||
| O60 | 0 | 0 | TYP | 20 | 448 | 207 | - | - | - | 65 | - | - | - | - | - | - | - | - | 0 |
| O60 | 0 | 68 | - | - | - | - | - | - | - | - | - | - | - | - | - | ||||
| O60 | 0 | 0 | MIN | 20 | - | - | - | 33 | - | - | - | - | - | - | - | - | - | 0 | |
| H01 | 1 | 68 | 77 | 45 | - | - | - | - | - | - | - | - | - | - | - | - | |||
| H01 | 25.4 | 0 | TYP | 20 | 531 | 310 | - | - | - | 83 | - | - | - | - | - | - | - | - | 0 |
Physical Properties
| Product Property | US Customary | Metric |
| Coefficient of Thermal Expansion | 11.8 · 10-6 per oF (68-572 F) | 20.4 · 10-6 per oC (20-300 C) |
| Density | 0.302 lb/in3 at 68 F | 8.36 gm/cm3 @ 20 C |
| Electrical Conductivity | 24 %IACS @ 68 F | 0.139 MegaSiemens/cm @ 20 C |
| Melting Point - Liquidus | 1630 F | 890 C |
| Melting Point - Solidus | 1590 F | 865 C |
| Modulas of Elasticity in Tension | 15000 ksi | 103400 MPa |
| Modulus of Rigidity | 5600 ksi | 38600 MPa |
| Thermal Conductivity | 61.0.0 Btu · ft/(hr · ft2 · oF) at 68F | 105.7 W/m · oK at 20 C |
Fabrication
| Joining Technique | Suitability |
| Brazing | Excellent |
| Capacity for Being Cold Worked | Poor |
| Capacity for Being Hot Formed | Excellent |
| Forgeability | 80 |
| Gas Shielded Arc Welding | Fair |
| Machinability Rating | 60 |
| Oxyacetylene Welding | Good |
| Soldering | Excellent |
| Spot Weld | Good |
Our Services
Aviva Metals Houston warehouse operation is a AS9120B, and AS9100D in our Ohio foundry, based on ISO 9001:2015. We are now also offering our complete range of brass, bronze and copper alloys in precision machined or milled parts, in full accordance with your drawings. Aviva Metals creates custom precision bearings and bushings, flanges, washers, double flange bearings, full half bearings, spacers and special machined parts that can be shipped on a global basis and in full accordance with most international standards.
