Steel Coil & Coated Strip
Galvanized Steel Coil & Sheet
Himount supplies hot-dip galvanized steel coil and sheet for roofing, ducting, building products and corrosion-protected fabrication, with ASTM A653, EN 10346, JIS G3302 and GB/T 2518 references.
Product Overview
Galvanized Steel Coil & Sheet
Himount supplies hot-dip galvanized steel coil, galvanized sheet, slit coil and cut-to-length material for roofing, ducting, building accessories, light structures, appliance parts and corrosion-protected fabrication. Buyers can quote by ASTM, EN, JIS or GB references, with base steel grade, coating designation, spangle, passivation, oiling, thickness, width and packing confirmed before offer.



Typical Applications
- Roofing sheets and building accessories
- HVAC ducting and ventilation parts
- Garage door, shelving and light fabrication
- Appliance back panels and internal parts
- Substrate for prepainted steel coil
Procurement Notes
- Confirm whether the order requires galvanized coating or galvannealed zinc-iron coating.
- Specify coating designation clearly, such as G90 under ASTM A653 or Z275 under EN/GB style RFQs.
- For exposed use, confirm spangle, passivation, oiling, surface defects, wet storage stain protection and packing method.
International Model Search Index
Common standards, models and RFQ terms
These terms reflect common international RFQ language. Final supply must follow the ordered standard edition, project specification, MTC, inspection plan and agreed contract terms.
Buyer FAQ
Questions buyers usually confirm before order
What is the difference between G90 and Z275?
G90 is an ASTM A653 coating designation expressed in oz/ft2 total both sides. Z275 is a metric coating mass reference commonly used in EN/GB style RFQs. They are often compared in procurement, but the ordered standard should be confirmed.
Is galvanized coil the same as galvannealed sheet?
No. Galvanized sheet has a zinc coating, while galvannealed sheet has a zinc-iron alloy coating. Surface appearance, forming and painting behavior differ.
What should be confirmed for roofing applications?
Confirm base grade, coating designation, thickness, width, spangle, passivation, oiling, corrugation or downstream profiling requirement, and outdoor exposure condition.
Can galvanized coil be used for prepainted steel?
Yes, galvanized coil is commonly used as a substrate for color coated or prepainted steel. Coating mass, surface treatment and paint-system compatibility should be confirmed.
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