Manganese Bronze 675 / C675 / C67500

ASTM B124, ASTM B138, QQ-C-728 Class A

Farmer’s Copper Ltd. sustains a broad inventory of Manganese Bronze C67500 in rod form. C675 possesses good torsional properties and general corrosion resistance. Manganese bronze withstands exposure to dry gases, dilute alkalies, sulfides, and most organic solvents and acids. Though C675 has common resistance, contact with ammonia, mercury, and most chlorine gas should be avoided.

Typical Applications

  • Shafting
  • Pump rods
  • Valve parts
  • Aircraft parts

Farmer’s Copper Ltd. has been serving the metal industry for over 90 years by achieving the wants and needs set by our customers. Farmer’s Copper can cut material to fit your specifications, contact us today at 409-765-9003!

Available Shapes

List of standard sizes

Round bar: ¾” Dia. thru 6”

Fabrication Properties

Joining Technique

Suitability

Soldering

Excellent

Brazing

Excellent

Oxyacetylene Welding

Good

Gas Shielded Arc Welding

Fair

Coated Metal Arc Welding

Not Recommended

Spot Weld

Good

Seam Weld

Fair

Butt Weld

Good

Capacity for Being Cold Worked

Poor

Capacity for Being Hot Formed

Excellent

Forgeability Rating

80

Machinability Rating

30

ASTM Standard Designation for C67500: ASTM B124/B138

Chemical Composition
(%max., unless shown as range or min.)

 

Cu(1)

Al

Fe

Pb

Mn

Sn

Zn

Min./Max.

57.0-60.0

.25

.8-2.0

.20

.05-.50

.50-1.5

Rem.

Nominal

58.5

-

1.4

-

.10

1.0

39.0

Contact one of our sales representatives today
to inquire about a quote from Farmers Copper
or call us today at (800) 231-9450