
copper Alloy |
Chemical Composition |
Temper |
Mechanical Property |
Copper % |
Phosphorus % |
Tensile Strength MPa |
Elongation % |
Hardness HV |
Cu-DHP |
≥ 99.90 |
0.015-0.040 |
R220 |
≥ 220 |
≥ 40 |
40-70 |
Cu-DHP |
≥ 99.90 |
0.015-0.040 |
R250 |
≥ 250 |
≥ 30 |
75-100 |
Cu-DHP |
≥ 99.90 |
0.015-0.040 |
R290 |
≥ 290 |
≥ 3 |
≥ 100 |
Cleanness Requirement - Air Conditioner and Refrigeration Copper Tube
Copper Alloy |
Temper |
Cleanness |
Standard |
Cu-DHP |
R220 |
≤ 38mg/m² |
EN 12735-1 |
Cu-DHP |
R2250 |
≤ 38mg/m² |
EN 12735-1 |
Cu-DHP |
R290 |
≤ 38mg/m² |
EN 12735-1 |

We take great pride in our expertise to manufacture a wide range of premium copper tubes, brass tubes, among other products. Offering customized services tailored to your unique requirements is our forte.
Packing method:Our packaging options include a standard export package, or we can customize according to your specific needs.
Delivery cycle:Expect your order to be on its way within 5-10 days post-payment, ensuring a swift and punctual delivery for your convenience.
Our Services:
1. Equipped with multiple automatic production lines, we guarantee timely delivery of our products.
2. We offer high-quality products at competitive prices, accompanied by professional services tailored to meet the unique needs of each customer.
3. Our products are crafted by skilled professionals, supported by a dedicated and efficient foreign trade team, ensuring services you can rely on.
4. With years of export experience, we value every order from our esteemed clients and aim to uphold our reputation.
Transportation: We offer flexible shipping solutions, including sea, air, and land transportation, as well as Various express delivery methods to suit your needs.
Payment: Our payment options include L / C, T/ T, Western Union, MoneyGram, and more to facilitate your transactions.
FAQ:
Q: Can you send samples?
A: Absolutely, we can dispatch samples worldwide, ensuring you experience our quality firsthand.
Q: What are the shipping ports?
A: Typically, we ship from Shanghai, Tianjin, and Qingdao ports, but we can accommodate other ports based on your preference.
Q: What certifications do your products have?
A: Our products are backed by certifications such as ISO 9001, SGS, EWC, and others, assuring you of their high quality.
Q: What is the delivery time frame?
A: Our standard delivery time ranges from 7-15 days, although it may extend under unusually large orders or special conditions.
Q: Can I visit your factory?
A: Certainly! We warmly welcome visitors from around the globe to tour our factory and experience our operations.
Q: Is there a quality inspection before loading?
A: Yes, every product undergoes a stringent quality inspection before packaging. Any items not meeting our standards are discarded.
Q: How are the products packed?
A: Products are protected with a waterproof paper inner layer, an iron outer layer, and secured on a fumigated wooden pallet, ensuring they remain intact and corrosion-free during maritime transport. Send your message to this supplier.