C36000 Free-Cutting Brass: The Machinability Standard vs C93200 SAE 660 Bearing Bronze: High-Lead Tin Bronze
Side-by-side engineering comparison of C36000 Free-Cutting Brass: The Machinability Standard (ASTM B16/B116) and C93200 SAE 660 Bearing Bronze: High-Lead Tin Bronze (ASTM B505/B271). Compare mechanical properties, chemical composition, density, yield strength, international equivalents, and typical applications to select the right material for your project.
Quick Verdict
C36000 free-cutting brass provides 100% machinability rating — the standard for high-speed screw machine products, fittings, and plumbing components at lower cost. C93200 bearing bronze (SAE 660) provides embedded solid lubrication and wear resistance for bushings, bearings, and wear plates under sliding loads. Brass for machined parts and fittings; bronze for bearing and wear applications.
Machinability and cost-effectiveness for high-speed screw machine parts
Bearing performance and wear resistance under sliding loads
Quick Comparison
| Property | C36000 Free-Cutting Brass | C93200 SAE 660 Bearing Br |
|---|---|---|
| Standard | ASTM B16/B116 | ASTM B505/B271 |
| Category | Brass & Bronze | Brass & Bronze |
| Density | 8.50 g/cm³ | 8.93 g/cm³ |
| Yield Strength | 124 MPa (18 ksi) annealed; 310 MPa (45 ksi) hard | 125 MPa (18 ksi) |
| Tensile Strength | 338 MPa (49 ksi) annealed; 469 MPa (68 ksi) hard | 240 MPa (35 ksi) |
| Key Applications | C36000 free-cutting brass (61.5% Cu, 35.5% Zn, 3% Pb) is the standard against which all other metals' machinability is m... | C93200 (SAE 660) is a continuously cast high-lead tin bronze (81-85% Cu, 6.3-7.5% Sn, 6-8% Pb, 2-4% Zn) that is the glob... |
International Equivalents
| C36000 Free-Cutting Equivalents | C93200 SAE 660 Beari Equivalents |
|---|---|
| EN CuZn36Pb3 | EN CuSn7Zn4Pb7 |
| CW603N | CC493K |
| JIS C3601 | JIS CAC406 |
| HPb59-1 | ZCuSn5Pb5Zn5 |
| ISO CuZn36Pb3 | SAE 660 |
How to Choose
| Choose C36000 Free-Cutting Brass when... | C36000 free-cutting brass provides 100% machinability rating — the standard for high-speed screw machine products, fittings, and plumbing components at lower cost. |
| Choose C93200 SAE 660 Bearing Br when... | C93200 bearing bronze (SAE 660) provides embedded solid lubrication and wear resistance for bushings, bearings, and wear plates under sliding loads. |
Decision Checklist: Which Is Right for You?
| Criterion | C36000 Free-Cutting | C93200 SAE 660 Beari |
|---|---|---|
| Machinability And Cost-Effectiveness For High-Speed Screw Machine Parts | ✓ | |
| Bearing Performance And Wear Resistance Under Sliding Loads | ✓ |
Frequently Asked Questions
What is the main difference between C36000 Free-Cutting Brass: The and C93200 SAE 660 Bearing Bronze:?
C36000 Free-Cutting Brass: The Machinability Standard (ASTM B16/B116) provides 124 MPa (18 ksi) annealed; 310 MPa (45 ksi) hard yield strength at 8.50 g/cm³ density, while C93200 SAE 660 Bearing Bronze: High-Lead Tin Bronze (ASTM B505/B271) delivers 125 MPa (18 ksi) at 8.93 g/cm³. The choice depends on whether your application prioritizes machinability and cost-effectiveness for high-speed screw machine parts or bearing performance and wear resistance under sliding loads.
Can C36000 Free-Cutting Brass: The be substituted for C93200 SAE 660 Bearing Bronze:?
In many applications, these materials can be cross-referenced, but direct substitution should always be verified against specific project specifications, especially for machinability and cost-effectiveness for high-speed screw machine parts, bearing performance and wear resistance under sliding loads, and operating environment. Consult your engineer of record.