Products Description
Product Name: Hot-Dipped Galvanized Steel Coil (GI Coil)
Standard: ASTM A653 / JIS G3302 / EN 10346 / GB/T 2518
Grade: SGCC / DX51D+Z / CS Type B (Commercial Quality)
Production Process: Continuous hot-dip galvanizing line (metallurgical zinc-steel bonding)
HS Code: 72103000 / 72104900
Specifications
Dimensions:
Thickness: 0.12–3.0 mm (Tolerance: ±0.02 mm)
Width: 600–1250 mm (Standard: 914 / 1000 / 1219 / 1250 mm)
Coil ID: 508 mm (20 in) / 610 mm (24 in)
Coil Weight: 3–6 MT per coil
Zinc Coating (Both Sides)
Weight: 40–275 g/m²
ASTM Designation: G30 (90g), G60 (180g), G90 (275g)
EN Designation: Z40, Z80, Z120, Z180, Z275
Surface & Treatment
Spangle: Regular / Minimum / Zero (Bright/Non-spangle)
Surface Treatment:
Chromate passivated / Non-chromate passivated
Oiled / Dry (Unoiled) / Anti-fingerprint (AFP)
Surface Quality: Level A (As coated) / B (Improved) / C (Best)
|
Item name |
Galvanized steel coil / strip |
|
Grade |
SGCC/DC51D/DX51D/DX52D/SGSS/SGCD1/SGCD2/SGCD3 |
|
Thickness |
0.12-3.5 mm |
|
Width |
600-1250mm(usual size:914mm,1000mm,1200mm,1219mm,1250mm,1220mm) |
|
Spangle |
Regular spangle,Minimum spangle, Zero spangle, Big spangle |
|
Zinc coating |
30~600G/M2 |
|
Hardness |
Soft hard(HRB60),medium hard(HRB60-85),full hard(HRB85-95) |
|
Coil ID |
508mm, 610mm |
|
Coil weight |
4-6 tons |
|
Packing |
Standard seaworthy export packing: waterproof paper+steel trippacked+wooden case seaworthy package |
|
Delivery |
Within 7-15days |
|
Regular Order |
25 tons or one container, for less quantity, to contact with us for details |
|
Productivity |
20000 tons per month |
Mechanical Properties (Typical)
| Grade | Yield Strength (MPa) | Tensile Strength (MPa) | Elongation (%) |
|---|---|---|---|
| SGCC / DX51D | 170–380 | 270–420 | ≥20 |
| CS Type B | 205–380 | 310–450 | ≥20 |
| Product Name | Mark | Yield Strength/MPa | Tensile Strength/MPa | Elongation/% |
| Galvanized Steel Coil | DX51D+Z | ≤360 | ≤210 | ≥20 |
| DX52D+Z | ≤260 | 300-390 | ≥28 | |
| DX53D+Z | ≤200 | 270-320 | ≥38 | |
| DX54D+Z | ≤180 | 270-310 | ≥40 | |
| S250GD+Z | ≥250 | ≥330 | ≥19 | |
| S350GD+Z | ≥350 | ≥420 | ≥16 | |
| S450GD+Z | ≥450 | ≥510 | ≥14 | |
| S550GD+Z | ≥550 | ≥560 | / |
Typical Applications (Peru Market)
-Construction: Roofing sheets, wall cladding, structural framing, purlins
-HVAC & Ducting: Ventilation ducts, air conditioning casings
-Automotive: Body parts, chassis components, protective covers
-Agriculture: Silos, grain bins, irrigation equipment
-Electrical: Cable trays, enclosures, utility poles
-General Manufacturing: Home appliances, shelves, containers
Export Packaging (Seaworthy)
Inner: Waterproof kraft paper + plastic film
Middle: Anti-rust paper + VCI paper
Outer: Steel sheet protection + 4–6 steel strappings
Edge protection: All coil corners reinforced
Marking: Product grade, size, coating, weight, LOT (English/Spanish)
Quality Assurance
-Test Certificates: Mill Test Certificate (MTC) per ASTM A653
-Inspections:
Zinc coating weight (magnetic gauge/weight test)
Thickness/width measurement
Surface inspection (no scratches, dents, uncoated spots)
Bending test (180° T-bend, no peeling)ASTM International
Salt spray test (optional, per request)
Certifications: ISO 9001, BV, SGS (available upon request)
Our address
Rm1406,14th/F No 208, Hongqi Road, Nankai Dist, Tianjin City ,China
Phone Number( WhatsApp/Wechat)
+8616622033809
alisa@tjshenzhoutong.com
Hot Tags: hot-dipped galvanized steel coil (gi coil) dx51d, China hot-dipped galvanized steel coil (gi coil) dx51d manufacturers, suppliers, factory
