Introduction
C87400 is a brass sand-casting grade covered by ASTM B584. Typical applications include gears, impellers, rocker arms, bearings and valve stems.
| Field | Value |
|---|---|
| Designation | C87400 |
| Material Type | Copper Alloy |
| Sub Type | Brass |
| Product Form | casting |
Manufacturing Process
Sand Casting
Equivalent Materials
N/A
Similar Materials
N/A
Reference Standards
| Standard | Standard Title | Edition | Specification | Identifier |
|---|---|---|---|---|
| ASTM B584 | Standard Specification for Copper Alloy Sand Castings for General Applications | 14 | C87400 | UNS C87400, source_designation silicon brass |
Related Casting Products
Physical Properties
N/A
Chemical Composition
| Element | ASTM B584Edition 14 · wt.% |
|---|---|
| Cu | ≥ 79.0 |
| Zn | 12.0–16.0 |
| Pb | ≤ 1.0 |
| Al | ≤ 0.80 |
| Si | 2.5–4.0 |
Heat Treatment
ASTM B584–14
N/A
Mechanical Properties
Core Mechanical Properties
Notes
ASTM B584 · Edition 14
[1] Tensile Strength: inch-pound
[2] Yield Strength: inch-pound; 0.5% extension under load
Welding Conditions
N/A
Applications
Brass ASTM B584 C87400 is used for gears, impellers, rocker arms, bearings and valve stems. Other documented castings include electrical components, artistic pieces and fastening hardware. Other cast components used in this material family include pump parts, valve components, levers, fittings and ornamental hardware. Applications include industrial equipment, shaped hardware and replacement components.
Existing grade-specific uses take priority; loading, mating surfaces and the actual service fluid or environmental exposure determine whether a particular family example is appropriate.
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Email Us for a QuoteLast Updated: November 6, 2026