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| Categories | Seamless Copper Tube |
|---|---|
| Brand Name: | FRANK STEEL |
| Model Number: | HAl77-2 |
| Certification: | DNV / LR / BV |
| Place of Origin: | P.R.CHINA |
| MOQ: | 1 Tons or negotiation |
| Price: | Negotiation |
| Payment Terms: | T/T |
| Supply Ability: | 1000 Ton per 30 days |
| Delivery Time: | about 30 work days |
| Packaging Details: | Simple packing in hexagon shape per bunch or plywooden boxes |
| Steel grade: | HAl77-2 |
| Application: | sea water heater, steam |
| Type: | Seamless,round |
| Standard: | GB/T8890-2007 |
| Thickness: | 0.5～2.5mm |
| Outer diameter: | 6～35mm |
| Length: | Negotiation ≤12M |
| Package: | Plywood wooden box for export |
| tensile Strength: | ≥245 (MPa) |
| Alloy: | Al 1.8～2.3 |
| Company Info. |
| SUZHOU FRANK STEEL CO.,LTD. |
| View Contact Details |
| Product List |
HAl77-2 Corrosion Resistance Aluminum Brass Tube For Sea Water Heater
1. Description
HAl77-2 is a typical aluminum brass with high strength and hardness. It can be processed under cold and hot conditions. It has good corrosion resistance to seawater and salt water and impact corrosion ,The steel pipe with this composition has good corrosion resistance to seawater and brine, and impact corrosion resistance,. .It is used for condensing pipes and other corrosion-resistant parts in ships
Our company's brass tube grades mainly include HAl77-2,HSn70-1, HSn70-1B, HSn70-1AB, H68A copper tube, fin tube and U-tube. The products are produced in strict accordance with the standard, and the finished products can be tested by the third party according to the customer's requirements. These copper tubes are mainly used in power plants, desalination, petrochemical, mechanical ships and automotive heat exchangers. We have rich production experience, professional technology, excellent equipment, superior quality, reasonable price, high-quality service, so that our products sell well all over the world, well received by customers.
2. Chemical Composition
| Grade | Chemical Composition | Impurity composition /%, ≤ | ||||||||||
| Cu | Sn | As | B | Ni | Mn | Zn | Fe | Pb | Al | S | ||
| HSn70-1B | 69.0～71.0 | 0.8～1.3 | 0.03～0.06 | 0.015～0.02 | - | - | allowance | 0.1 | 0.05 | ≤0.3 | ||
| HSn70-1AB | 69.0～71.0 | 0.8～1.3 | 0.03～0.06 | 0.015～0.02 | 0.05～1.00 | 0.02～2.0 | allowance | 0.1 | 0.05 | ≤0.3 | ||
| HAl77-2 | 76～79 | 0.02～0.06 | 0.5 | allowance | 0.06 | 0.07 | 1.8～2.5 | —— | ||||
| T2 | 99.9 | 0.002 | 0.005 | 0.005 | 0.005 | —— | ||||||
| BFe10-1-1 | allowance | 9～11 | 0.5～1.0 | 0.3 | 1.0～1.5 | 0.02 | 0.1 | ≤0.7 | ||||
| BFe30-1-1 | allowance | 29～32 | 0.5～1.2 | 0.3 | 0.5～1.0 | 0.02 | 0.01 | ≤0.7 | ||||
3. Physical Properties
| Grade | Supply Status | Specifications/mm | Standard | ||
| OD | Wall Thickness | Length | |||
| BFe10-1-1 | soft(M) | 6～30 | 0.5～2.5 | ≤6000 | GB/T8890-2007 |
| Semi hard(Y2)Hard(Y) | 6～30 | 0.5～2.5 | ≤12000 | GB/T8890-2007 | |
| BFe30-1-1 | soft(M)Semi hard(Y2) | 6～30 | 0.5～2 | ≤12000 | GB/T8890-2007 |
| HAl77-2;HSn70-1; | soft(M)Semi hard(Y2) | 6～30 | 0.5～2 | ≤12000 | GB/T8890-2007 |
| HSn70-1B; | |||||
| HSn70-1AB; | |||||
| H68A;HSn70A; | |||||
| BFe10-1-1 | Semi hard(Y2) | 9～12(20～35) | 0.75～1.5 | ≤2500 | GB/T8890-2007 |
| LF21Clad pipe | |||||
4. Details Picture
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