Leaded Brasses - Flat, stiff, free-cutting brass for blanking; clock, watch, and instrument frames; wheels and so on. Also used for engraving purposes.
Phosphor Bronzes - Excellent for spring contacts, for electronic and mechanical devices, diaphragms, instruments. Good fatigue and wear resistance.
Free Cutting - Most versatile of many machinable alloys, high-speed, free-cutting brass rod permits fast screw machine operations without sacrifice of quality in the finished part and with minimum tool maintenance. Fills 90 percent of industry's need for machining rod.

12' Mill Lengths

CDA 510 ASTM B139 UNS C51000
Nominal Composition:
Copper: 94.8% Tin: 5% Phosphorus: .2%
Unit of Measure



N/A Phosphor Bronze


N/A Round Rod


N/A Non-Leaded


N/A 7/32 inches


N/A 0.2188 inches5.55752 mm


N/A 0.1444 lbs/ft0.21489608 kg/m

Weight per 12' Length

N/A 1.733 lbs0.785049 kg

Nominal Composition

N/A 0.2% Phosphorus 5% Tin 94.8% Copper

ASTM Specification

N/A ASTM B139 CDA 510 UNS C51000

Mill Length

N/A 12 ft

Dimensional Specifications

Clean-up Allowances for I.D.

N/A 1/32 inches

Clean-up Allowances for O.D.

N/A 1/32 inches

Tolerance for I.D.

N/A -0.033 inches+0.012 inches

Tolerance for O.D.

N/A -0.006 inches+0.004 inches