ASTM B111 C44300 (O61) Admiralty Brass Seamless Tube – 19.05 × 1.65 × 6100mm

DLSS - Pipe&Tube - ASTM B111 C44300 (O61) Admiralty Brass Seamless Tube – 19.05 × 1.65 × 6100mm

Product Summary

  • Standard: ASTM B111
  • Grade: C44300 (Admiralty Brass, Annealed O61 Temper)
  • Dimensions: 19.05 mm OD × 1.65 mm WT × 6100 mm Length
  • Type: Seamless Tube
  • Finish: Clean, smooth surface – inside and outside
  • Testing: 100% Eddy Current Test, Hydrostatic Test upon request
ASTM B111 C44300 (O61) Admiralty Brass Seamless Tube – 19.05 × 1.65 × 6100mm

Material Overview – C44300 Admiralty Brass

C44300, commonly referred to as Admiralty Brass, is a copper-zinc alloy with a small amount of tin. It is specifically developed for excellent corrosion resistance in seawater and brine environments, making it ideal for refinery and power station heat exchanger tubes.

ElementTypical Composition (%)
Copper (Cu)70.0 – 73.0
Zinc (Zn)Remainder
Tin (Sn)1.0 – 1.5
Iron (Fe)≤ 0.06
Lead (Pb)≤ 0.07
ASTM B111 C44300 (O61) Admiralty Brass Seamless Tube – 19.05 × 1.65 × 6100mm

Mechanical Properties (as per ASTM B111 O61)

PropertyValue
Tensile Strength≥ 241 MPa (35 ksi)
Yield Strength≥ 69 MPa (10 ksi)
Elongation (min)≥ 30%
HardnessHRB ≤ 60
ASTM B111 C44300 (O61) Admiralty Brass Seamless Tube – 19.05 × 1.65 × 6100mm

Key Advantages

  • Excellent resistance to dezincification and stress corrosion
  • Long service life in oil refinery cooling systems
  • Superior heat transfer efficiency
  • Easily expanded or bent for tube sheet installations
  • 100% Eddy Current Test (ECT) for flaw detection
ASTM B111 C44300 (O61) Admiralty Brass Seamless Tube – 19.05 × 1.65 × 6100mm

Industry Applications

IndustryApplication
Oil & Gas RefiningCondenser & Cooler Tube Bundles
PetrochemicalWaste heat recovery units
Seawater DesalinationEvaporator tubes
Power PlantsBoiler and condenser tubes

Certifications & Documentation

  • ASTM B111 Material Certificate (EN 10204 3.1 / 3.2 available)
  • Eddy Current Test Report
  • Dimensional Inspection Report
  • Mill Test Certificate (MTC)
  • Packing List and Invoice for customs clearance
ASTM B111 C44300 (O61) Admiralty Brass Seamless Tube – 19.05 × 1.65 × 6100mm

Packaging

  • Tubes are sealed with plastic end caps
  • Bundled in wooden crates with anti-rust wrapping
  • Labels with full traceability (Heat No., Size, Quantity, etc.)
  • Suitable for sea shipment to Turkey and global destinations
  • Admiralty Brass Tube C44300
  • ASTM B111 C44300 Seamless Tube
  • 19.05mm brass condenser tube
  • Oil refinery heat exchanger tube
  • Turkey oil refinery brass tube supplier
  • Tin brass seamless tube
  • O61 brass tube with eddy current test
  • Marine condenser brass pipe

Contact DLSS for Project Supply

Need ASTM B111 C44300 Admiralty Brass Tubes for your refinery project?

Email: info@dlsspipe.com
Website: www.dlsspipeline.com

We support full technical support, drawing submission, and custom lengths or thicknesses per project requirement.

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