Delivery Time:15 working days after received your down payment
Certification:ISO9001 - 2008
steel / iron welding tube for aluminum / copper / plastic film foil core
1. Our chemical composition
| ID | C (%) | Si (%) | Mn (%) | P (%) | S (%) | Cr (%) | Al (%) | Rem |
| ￠75 | ≤ 0.20 | ≤ 0.35 | ≤ 0.60 | ≤ 0.40 | ≤ 0.40 | |||
| ￠76.2(76) | ≤ 0.20 | ≤ 0.35 | ≤ 0.60 | ≤ 0.40 | ≤ 0.40 | |||
| ￠150 | ≤ 0.25 | ≤ 0.35 | 0.30 ~ 0.90 | ≤ 0.40 | ≤ 0.40 | |||
|
￠152.4 |
≤ 0.25 | ≤ 0.35 | 0.30 ~ 0.90 | ≤ 0.40 | ≤ 0.40 |
2. Our mechanical property
|
Specification Item |
￠75 | ￠76 | ￠76.2 | ￠152.4 | ￠200 |
| Elongation % | ≥ 17 | ≥ 17 | ≥ 17 | ≥ 17 | ≥ 17 |
| Tensile strength (N/mm2) | ≥ 390 | ≥ 390 | ≥ 390 | ≥ 490 | ≥ 490 |
| Yield strength N/mm2) | ≥ 275 | ≥ 275 | ≥ 275 | —— | —— |
3. Our tolerance and specifications
|
spec item |
￠76.0 tube | ￠76.2 tube | ￠152.4 tube | ￠152.4 tube |
| ID and tolerance | 76.2 + 0.05 / - 0 | 76.2 + 0.05 / - 0 | 152.4 + 0.05 / - 0.05 | 152.4+0.10 / -0.10 |
| OD | 80.2 | 81.2 | 160.4 | 164.4 |
| Wall thickness and tolerance | 2.0 + 0.05 / - 0 | 2.5 + 0.05 / - 0 | 4.0 + 0.05 / - 0.05 | 6.0 + 0.05 / - 0.05 |
| Bend rate(mm/m) | ≤ 0.3 | ≤ 0.3 | ≤ 0.3 | ≤ 0.3 |
| roundness | ≤ 0.05 | ≤ 0.05 | ≤ 0.10 | ≤ 0.20 |
4. Our advantage
(1). We set up in 2004 and have more than 90% market occupancy rate in China;
(2). Good reputation and popular among Aluminum foil ,Copper foil and plastic film industry;
(3). We start our productions from steel strip , so we can control the quality as well;
(4). We have our own development department for new material research;
(5). Phenomenal experience and cooperation with big client in the world;
(6). Great performance for increasing rate of finishing product;
(7). Fast delivery time;
(8). High performance cost ratio;
(9). Good communication skills, reliable service and great understandings for customers;.
