Steel &
Aluminium
Mill-direct structural sections, coated flat steel, head-hardened rails, ERW tubes and line pipe, rebar, wire rod and billets — alongside primary aluminium sows, ingots, extrusion billet, coil and sheet. Shipped by container or bulk vessel worldwide.
DeltaGBS is a mill-direct steel and aluminium supplier: structural sections, head-hardened rails, ERW tubes and line pipe, rebar, wire rod, billets, galvanized and pre-painted coil, plus primary aluminium sows, ingots, extrusion billet, coil and sheet — every lot with mill test certificates.
certificates as standard
· longer to order
price and lead-time options
on FOB, CFR, CIF, DAP
Mill-Direct, Mill-Certified Steel
Certified products sourced directly from mills for end-users — structural sections, coated flat steel, head-hardened rails, ERW tubes & line pipe, rebar, wire rod and billets — shipped by container or bulk vessel worldwide.
GI · GL · PPGI · PPGL
Hot-dip zinc & zinc-aluminium coated coil, pre-painted on Siemens/ABB automated lines, matched to any RAL or custom color.
- GI — 0.25–3.0 mm · 60–600 g/m² zinc · 65,000 T/mo
- GL — 0.20–2.0 mm · 50–200 g/m² Al-Zn · 65,000 T/mo
- PPGI / PPGL — 0.23–1.20 mm · 180,000 T/yr
Rails — UIC-60 / UIC 60E1
Selective-cooling head hardening on an SMS MEER (Germany) line for high-speed, metro, and heavy-haul track.
- Hardness 260–390 HBN · Tensile 680–1175 MPa
- Grades R200 – R350HT · EN 13674 · IRST12
- UT, eddy-current & laser straightness tested
Tubes & Pipes
Formed from certified hot-rolled coil, welded by high-frequency induction — no filler metal required, full-body heat treated.
- Roll-formed strip · HF induction ERW weld
- UT & hydrostatic tested · mill certified
- Line pipe to API 5L · GB/T 9711 · ISO 3183
Reheat to Rail — the Line, Running
One continuous pass from reheated bloom to head-hardened, inspected rail — roughing, universal finishing rolling, hot sawing, controlled cooling, selective head hardening and NDT, before straightening and stacking for dispatch.
Standard Rail Section Profiles
Representative dimensions for the head-hardened and standard-strength profiles most commonly supplied — full mill test certificates and section drawings issued per order to EN 13674, IRST12 or AREMA as specified.
| Profile | Height (mm) | Head Width (mm) | Foot Width (mm) | Web Thickness (mm) | Mass (kg/m) | Typical Grade |
|---|---|---|---|---|---|---|
| UIC 60 / 60E1 | 172 | 72 | 150 | 16.5 | 60.3 | R260 / R350HT |
| UIC 54 / 54E1 | 159 | 70 | 140 | 16.0 | 54.4 | R260 |
| 136 RE (AREMA) | 186.9 | 73.8 | 152.4 | 17.5 | 67.5 | Head-Hardened |
| 115 RE (AREMA) | 168.3 | 66.7 | 139.7 | 16.7 | 57.0 | Standard Carbon |
Line Pipe
API 5L · GB/T 9711 · ISO 3183Rebar
Thermo-mechanically rolledWire Rod
Hot-rolled alloy / non-alloySteel Billets
Semi-finished long productIntegrated Steelmaking — Ore to Cast Steel
Ingots, Sows, Billets & Rod
Sourced ex-smelter and re-packed to buyer specification — piece weight, dimensions, brand marking and bundle strapping matched to each mill's own datasheet, from small T-bar ingots to full-size sows.
Standard Ingots — T-Bar
Continuous-cast primary ingots supplied to piece spec — weight, brand stamp and bundle strapping matched to the offtake agreement.
- Piece weight 15–25 kg (custom to spec)
- Purity 99.5–99.85% (LME / EC grade)
- Mill-stamped brand & lot marking
- Strapped bundles, approx. 1–1.1 t each
Primary Aluminium Sows
Large-format primary sows cast to the receiving smelter's own mould profile, with brand and lot markings cast or stamped into the piece.
- Piece weight approx. 650–900 kg
- Length / width / height to buyer mould spec
- Cast-in or stamped brand & lot ID
- Loaded loose or strapped for bulk / container
Extrusion Billets
Homogenized cast billet, sawn and chamfered to length for direct feed into extrusion presses.
- Diameter 76–330 mm
- Length to 7,000 mm, cut to order
- Alloys AA6063, AA6082, AA6061 and more
- As-cast, peeled or scalped surface
Aluminium Wire Rod
Continuous-cast and rolled rod for redraw into conductor, welding and fastener wire.
- Rod diameter 9.5 mm (7–12 mm available)
- EC grade conductivity ≥61% IACS
- Coil weight approx. 2 t, ID/OD to spec
- Flipped or ring-coiled packaging
Foundry & Alloy Billets
Chemistry-controlled alloy ingots and billets for die-casting and high-speed extrusion, with tight grain-size and strength targets.
- Alloy families to LM / ADC / AA & custom spec
- Si, Fe, Mg, Cu adjusted to application
- Fine, controlled grain size for extrudability
- Shell & Wagstaff-cast billet available
Aluminium Coil & Sheet
Hot and cold rolled flat product in standard and chequered (tread) patterns, slit and cut to width.
- Thickness 0.30–4.00 mm
- Widths to 1,600 mm
- Alloys AA1050–AA8011, O to H26 temper
- 5-bar chequered pattern available
Bauxite-Derived Inputs to Cast Primary Metal
Alumina, aluminium fluoride, calcined petroleum coke anodes and power feed the reduction rooms; the cast house then splits primary metal across ingots, billets, alloys and slabs to order.
What Happens After You Enquire
Four stages, with a checkpoint at each one where you approve before we proceed.
Specification Review
We come back with clarifying questions on grade, standard, tolerance and destination before quoting anything.
Sourcing & Quotation
Matched to qualified mills across three sourcing regions, quoted with incoterm, lead time, packing and payment terms in full.
Production & Inspection
Production slot booked on confirmation, progress updates issued, third-party inspection arranged at your instruction.
Shipping & Documents
Loading photographs before sealing, then the full document set couriered or presented through your bank as agreed.
Quote This Division
Send the specification, drawing or bill of quantities. You will get a technical response and a named contact within one business day.
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