Main Office
DELTA STEEL MILL, LDA Rua De SONEF Bairro Km 25, S/N Viana, Luanda, Angola
Contact Us
+244 924 347 942 +244 941 653 150 sales1@deltasteelangola.com www.deltasteelangola.com
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Delta Steel Mills TMT products (rods, MS billets) are produced from recycled metal scraps.
Do not vandalize public property
War material
Railway tracks
Sewer covers
Electric cables
Products
Delta Steel Mills TMT products (rods, MS billets) are produced from recycled metal scraps, which are purchased in Angola. All products are tested in internal laboratories, accredited by ISO/IEC 17025, in accordance with international standards, Our production process reduces the need for landfills and the accumulation of ferrous materials, ensuring that our operations contribute positively to the local economy.
Dimensions
Diameters produced: 8, 10, 12, 14, 16, 20, 25, and 32
Lengths produced: custom (3m and 6m) and standard (12m)
Packaging
Automatic packaging, with appropriate labeling, in bundles or batches weighing up to 2 tons and 12 meters long
Each knot contains a standard number of rods, grouped by size and length, securely tied with wire, at intervals of 2.4 meters (in 5 or 6 points). Each knot is identified with a rod label, indicating the international standard used, the dimension, the number of units and the production date.
Discover Excellence with Delta Steel
Our state-of-the-art facilities, combined with a team of experienced professionals, allow us to produce steel of exceptional quality.
| Bar Nominal Diameter | Profile Area | Nominal | Standard Deviation | Weight of 1 Bar | Pieces per 1 Ton | ||
|---|---|---|---|---|---|---|---|
| mm | mm² | Km/m | % | min | max | ||
| 8 | 50285 | 0,395 | 0,377 | 0,413 | 4740 | 211 | |
| 10 | 78570 | 0,617 | 0,589 | 0,645 | 7404 | 135 | |
| 12 | 113140 | 0,888 | +/- | 0,848 | 0,928 | 10656 | 94 |
| 16 | 201142 | 1580 | 4.5% | 1509 | 1651 | 18960 | 53 |
| 20 | 314290 | 2470 | 2359 | 2581 | 29640 | 34 | |
| 25 | 491071 | 3854 | 3681 | 4027 | 46248 | 22 | |
| 32 | 804570 | 6315 | 6031 | 6599 | 75780 | 13 | |
CHEMICAL COMPOSITION
| Analysis | C (%) | P (%) | S (%) | N (%) | Cu (%) | C Eq (%) |
|---|---|---|---|---|---|---|
| Leak | 0,22 | 0,05 | 0,05 | 0,012 | 0,8 | 0,5 |
| Final Product | 0,24 | 0,055 | 0,055 | 0,014 | 0,85 | 0,52 |
MECHANICAL CHARACTERISTICS
| Delta TMT Bars | Yield Strength (YS) N/mm² | Tensile Strength (UTS) N/mm² | Strength Ratio (UTS/YS) | Minimum Elongation - Fracture Point (%) | Minimum Elongation at Maximum Force (%) |
|---|---|---|---|---|---|
| AB500/A500NR | 0,22 | 0,05 | 0,05 | 0,012 | 0,8 |
| AB400NR | 400 | 460 | 1.08 | 14 | 5 |
| AB500NR SD | 500 | 550 | 1.15-1.35 | 16 | 8 |
| AB400NR SD | 400 | 460 | 1.15-1.35 | 18 | 8 |
Certificates
Guarantee of Quality
Our ISO certification reflects our meticulous attention to quality control at every stage of the manufacturing process. From the origin of the raw material to the final product, Delta Steel guarantees consistency and excellence.