Product Description
DLSS supplies ASTM B111 C44300 (O61) seamless tubes in size 19.05 mm OD × 1.65 mm wall thickness × 6100 mm length, manufactured from Admiralty Brass (C44300). This copper-zinc-tin alloy is renowned for its excellent corrosion resistance, dezincification resistance, and thermal conductivity, making it an ideal choice for oil refinery heat exchangers and condensers.
Delivered in O61 annealed condition, these tubes provide good ductility and workability, suitable for bending and fabrication into tube bundles. DLSS has successfully supplied this product to oil refinery projects in Turkey, where reliability and long service life are critical.
Specifications
| Item | Details |
|---|---|
| Standard | ASTM B111 |
| Material | C44300 Admiralty Brass (Cu-Zn-Sn Alloy) |
| Condition | O61 (Annealed) |
| Type | Seamless Tube |
| Size | 19.05 mm OD × 1.65 mm WT × 6100 mm Length |
| Corrosion Resistance | Excellent in seawater, brackish water, and refinery cooling systems |
| Applications | Oil refinery heat exchangers, condensers, petrochemical cooling units |
Key Features
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Admiralty Brass (C44300): Excellent dezincification resistance and long-term corrosion protection.
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High Thermal Conductivity: Ensures efficient heat transfer in oil refinery condensers.
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O61 Annealed Condition: Provides ductility and workability for fabrication and U-bending.
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Reliable Performance: Proven in refinery cooling systems under harsh operating conditions.
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Global Project Supply: Delivered successfully to Turkey oil refinery projects.
Applications
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Oil Refinery Heat Exchangers & Condensers
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Petrochemical Plant Cooling Systems
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Power Plant Condensers – seawater and brackish water cooling
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Desalination Equipment – resistant to saline and brine environments
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Marine Engineering – condenser and cooler tubes in ships
Why Choose DLSS Admiralty Brass Tubes?
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Wide range of copper alloy tubes: C44300, C68700, C70600, C71500.
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Certified Quality – Mill Test Certificate EN 10204/3.1, SGS/BV/TUV optional.
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Strict Testing – Eddy Current, Hydrostatic, and dimensional checks before shipment.
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Export Packaging – capped, plastic wrapped, ISPM-15 wooden cases.
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Global Experience – reliable supplier for refinery and industrial cooling projects.
Frequently Asked Questions (FAQ)
Q1: Why is Admiralty Brass C44300 used in oil refineries?
A1: It offers excellent corrosion resistance, thermal conductivity, and long service life in condenser and heat exchanger systems.
Q2: What does O61 mean?
A2: O61 indicates the annealed condition, making tubes easier to fabricate and bend.
Q3: Can DLSS provide U-bent tubes for refinery projects?
A3: Yes, we supply both straight and U-bend Admiralty Brass tubes.
Q4: Which third-party inspections can be provided?
A4: SGS, BV, and TUV inspections are available upon client request.
