Oct 28, 2025 Leave a message

UNS-C44300-Admiralty-Brass-Tube.pdf

C44300 C68700 Brass Hollow Thin Wall Copper Alloy Tube ASTM B111

GNEE can provide the form

UNS C68700 Copper Plate

C68700 Copper Metal Foil

Solid C68700 Copper Earth Rod

Flexible C68700 Copper Pipe

C68700 Copper Flexible Cable

 

C44300 C68700 Brass Copper Alloy Tube ASTM B111

Copper or Copper Alloy UNS NO. Description
C44300 Admiralty Metals, B, C, and D
C68700 Aluminum Brass, B
C70600 90-10 Copper-Nickel
C71500 70-30 Copper-Nickel

 

Standard: ASTM B111 / B111M.

Description Name: ASTM B111 copper tubes, C44300 copper tubes, C44300 Admiralty brass tubes, C44300 admiralty brass pipes, C68700 copper tubes, C68700 aluminum brass tubes, C68700 aluminum brass pipes, C70600 Copper tubes, C70600 brass pipes, C70400 copper tubes, C70400 Brass tubes and pipes, C70400 Copper-Nickel tubes and pipes. C71500 copper tubes, C71500 Brass tubes and pipes, C71500 Copper-Nickel tubes and pipes, C71640 copper tubes, C71640 Brass tubes and pipes, C71640 Copper-Nickel tubes and pipes.

Size: 6mm to 100 mm.

Wall Thickness: 0.5 to 25mm.

Shape: Round.

Length: Single random length/ Double random length or as customer's actual request.

Grade: C44300, C68700, C70400, C70600, C71500, C71640.

 

Chemical Composition:

Designation Chemical Composition %
Cu Sn Al As Ni Fe Mn Pb max. Zn
C44300 70.0-73.0 0.9-1.2 0.02-0.06 0.06 max 0.07 Rem
C68700 76.0-79.0 1.8-2.5 0.02-0.06 0.06 max 0.07 Rem
C70400 Rem 4.8-6.2 1.3-1.7 0.3-0.8 0.05 1.0max
C70600 Rem 9.0-11.0 1.0-1.8 1.0max 0.05 1.0max
C71500 Rem 29.0-33.0 0.4-1.0 1.0max 0.05 1.0max
C71640 Rem 29.0-32.0 1.7-2.3 1.5-2.5 0.05 1.0max

 

Hollow Thin Wall Copper TubeType K/L/M Copper Tube

 

Products provided by GNEE

Product Category Standard & Material Available Forms Thickness / Diameter Range Width / OD Range Length / Form Temper / State Surface Finish
Copper Sheet & Plate ASTM B152, B187
Pure Copper (C11000)
Phosphor Bronze, Brass
• Coil
• Sheet
• Plate
Sheet: 0.3 mm - 10.0 mm
Plate: 10.0 mm - 100 mm
100 mm - 2500 mm Coil: Custom
Sheet/Plate: 1000mm - 6000mm or Custom
• O (Soft Annealed)
• H02 (Half-Hard)
• H04 (Hard)
• H08 (Full-Hard)
• Mill (Bare)
• Clad
• Brushed
• Coated
Copper Rod & Bar ASTM B133, B187
Pure Copper, Tellurium Copper
Brass, Bronze
• Round Rod
• Square Bar
• Hexagonal Bar
• Flat Bar
Rod Dia.: 2.0 mm - 300 mm
Flat Bar Thk.: 3 mm - 50 mm
Flat Bar Width: 10 mm - 400 mm Straight: 1000mm - 6000mm
Coil (for small dia.)
• Annealed (Soft)
• Half-Hard
• Hard
• As Drawn
• Drawn (Smooth)
• Turned (Peeled)
• Ground (Polished)
Copper Wire ASTM B1, B3
Bare Copper, Tinned Copper
• Bare Wire
• Tinned Wire
• Stranded Wire
• Braided Wire
Solid Wire: 0.05 mm - 10.0 mm
Stranded: Custom (e.g., 7/0.2mm)
- Coil, Spool, Reel
Weight: Custom (e.g., 5kg, 25kg)
• Soft (Annealed)
• Hard Drawn
• Medium-Hard
• Bright Bare
• Electrotinned
• Oxidized-Resistant
Copper Tube & Pipe ASTM B75, B88
Seamless, Welded
DHP Copper (C12200)
• Straight Tube
• Coiled Tube
• Capillary Tube
• Square Tube
OD: 3 mm - 300 mm
Wall Thk.: 0.5 mm - 10.0 mm
- Straight: 1000mm - 8000mm
Coil: Custom Length
• Annealed (Soft, Bendable)
• Hard Drawn (Straight)
• Bare (Clean)
• Polished
• Plastic Capped
Copper Foil ASTM B370
Rolled Annealed (RA)
Electrodeposited (ED)
• Roll / Coil
• Strip
Thickness: 0.01 mm - 0.50 mm
(10 µm - 500 µm)
10 mm - 1300 mm Coil: Custom Length • As Rolled (Hard)
• Annealed (Soft, Ductile)
• Laminated
• Standard (One Side Bright)
• Double Side Bright
• Treated (for PCB)

 

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