Silicon Bronze Pipe & Fittings

Farmer’s Copper Ltd. maintains an extensive inventory of C655 fittings and C651 pipe and fittings. These silicon bronze copper alloy pipes offer high strength and excellent resistance to a wide range of corrosives. These corrosives include: fresh and salt water, most acids, alkalies, and organic chemicals. C655 is one of the most weldable copper alloys available, and in addition, offers great hot and cold workability which is what makes it a perfect alloy for pipes and fittings.

Typical Applications for C65500/C65100 Pipes & Fittings

  • Hydraulic pressure lines
  • Fasteners
  • Bushings
  • Propeller Shafts

Farmer’s Copper Ltd. has been serving the metal industry for over 90 years, providing customer satisfaction is our goal. Contact one of our expert sales staff today for an inquiry!

List of standard sizes for Silicon Bronze Pipes & Fittings

Pipe – ½” Extra Heavy (Sch. 80) thru 6”
Fittings – (C65100) ½” Extra Heavy (Sch. 80) thru 6”, Butt-weld Fittings, Pipe Nipples
(C65500) Threaded Couplings & Plugs made to order

(C65500)

Fabrication Properties

Joining Technique

Suitability

Soldering

Good

Brazing

Excellent

Oxyacetylene Welding

Good

Gas Shielded Arc Welding

Excellent

Coated Metal Arc Welding

Fair

Spot Weld

Excellent

Seam Weld

Excellent

Butt Weld

Excellent

Capacity for Being Cold Worked

Excellent

Capacity for Being Hot Formed

Excellent

Forgeability Rating

40

Machinability Rating

30

ASTM Standard Designation for C65500: ASTM B315
ASME Standard Designation for C65100: ASME SB315

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

 

Cu(1)

Fe

Pb

Mn

Ni(2)

Si

Zn

Min./Max.

Rem.

.8

.05

.50-1.3

.6

2.8-3.8

1.5

Nominal

97.0

-

-

.9

-

3.0

-

(C65100)

Fabrication Properties

Joining Technique

Suitability

Soldering

Excellent

Brazing

Excellent

Oxyacetylene Welding

Good

Gas Shielded Arc Welding

Excellent

Coated Metal Arc Welding

Fair

Spot Weld

Excellent

Seam Weld

Good

Butt Weld

Excellent

Capacity for Being Cold Worked

Excellent

Capacity for Being Hot Formed

Excellent

Machinability Rating

30

ASTM Standard Designation for C65100: ASTM B315

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

 

Cu(1)

Fe

Pb

Mn

Si

Zn

Min./Max.

Rem.

.8

.05

.7

.8-2.0

1.5

Nominal

98.5

-

-

-

1.5

-

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