Basic Info.
Product Description
ASME S111 C68700 Aluminum Brass Tubes, Cuzn20al2 Heat Exchanger Tube
As a professional brass tubes/pipes manufacturer, we produce the pipes made up of brass in various component types, like brass tubes C44300, C68700, C27000, etc. ASTM B111 C68700 brass tube has especially good corrosion resistance properties in sea water. C44300 Tube and C68700 Tube have good corrosion resistance. C68700 annealed in O61 Temper. Tensile strength minimum in 345Mpa, Yield Strength minimum in 125Mpa.
Admiralty Brass tube
1. Standard: ASTM B111, JIS H3300, BS EN 12451, EN 12449, GB/T8890 etc.
2. Quality: bright ,clean and smmoth in the surface; No burr in the end ;
3. Temper: Bright anneal,half hard,and hard drawn
4. Size: O.D 4.5 mm to O.D 80 mm; Length Max 24m;
5. Process method: Extrusion and cold drawn.
Process of admiralty Brass Tube
Meltting → Casting → Extruding → Rolling → Drawing → Peelling → Streghtening →
Finish Cutting and End Deburring → Eddy Current Testing → Anealling →End Product Testing
and Inspection →Packing→Shipping
6. Feature: is strong corrosion-resistant alloy for harsh environments
7. Allpications: are widely used in Steam Turbines, Seawater Desalination Equipments, Petrochemical Plants, Power Plants, Coolers, Boiler, Water Evaporators, Oil Refineries, and Shipbuilding&repair,offshore engineering,shell tubes heat exchnager.Marine air cooler.
8. Material Designation Applied:
| Alloy | US | UK | German | Japan |
| GB | ASTM | BS | DIN | JIS H |
| HSn70-1 | C44300 | CZ111 | CuZn28Sn1 | C4430 |
9. Packing &Shipping:
Seaworthy Plywooden Case, Wooden case ,Plastic Bundle Waterproof Paper Or Any Required per customer.
10. Lead time: 10days exmill under 5 MT,as for more than 10 Mt, Prompt Delivery According To Quantity;
11. Quality Control of Admiralty Brass tube:
1) Full Controlled by ISO system
2) Chemical analysis before casting
3) Eddy current testing
4) Dimension check
5) Tensile test (Tensile strength, yield strength, elongation)
6) Expansion test
7) Hardness test
8) Microscopically examination
