G550 SGCC ASTM A653 JIS G 3302

G550 Galvanized Coil

G550 Galvanized coil for coil supply for forming, fabrication, and export projects. Buyers can confirm grade, dimensions, surface condition, packing, and destination port before quotation. Typical reference points include G550.

MOQ: Typically 1 container
Lead time: 7-21 working days after confirmation
Origin: China
Monthly supply: 5,000+ metric tons per month
Standards: ASTM A653, JIS G 3302, EN 10346
Packing: Export seaworthy packing with traceable bundle labels and loading photos.

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PRODUCT TECHNICAL SPECIFICATION PLATE ORDER-SPECIFIC DATA

TECHNICAL METRICS

Standard: ASTM A653 (G550), JIS G 3302 (SGCC 550), DIN EN 10346 (S550GD)
Grade: G550 (Min. Yield Strength 550 MPa), Equivalent to SGCC 550, S550GD
Base Steel Grade: High-strength low-alloy (HSLA) or specially processed carbon steel
Surface Treatment: Anti-fingerprint / Skin pass / Oiled / Dry / Chromated
Size: Customized as required

LOGISTICS & DISPATCH

MOQ: Typically 1 container
Lead time: 7-21 working days after confirmation
Origin: China
Monthly supply: 5,000+ metric tons per month

Full specifications

Full specifications
Property	Value
Item	Specification
Product Name	G550 Structural Galvanized Steel Coil
Place of Origin	China
Type	High-Strength Galvanized Steel Coil
Standard	ASTM A653 (G550), JIS G 3302 (SGCC 550), DIN EN 10346 (S550GD)
Certificate	ISO 9001
Grade	G550 (Min. Yield Strength 550 MPa), Equivalent to SGCC 550, S550GD
Base Steel Grade	High-strength low-alloy (HSLA) or specially processed carbon steel
Surface Treatment	Anti-fingerprint / Skin pass / Oiled / Dry / Chromated
Coating Type	Electro-galvanized or Hot-dip Galvanized
Size	Customized as required
Invoicing	By actual weight
Technique	Hot-dip Galvanized / Electro-galvanized
Port	Tianjin, Qingdao, or as required
Packaging	In bundles, in bulk, or customized packing

Overview

G550 Galvanized coil is supplied for forming, fabrication, and export projects. This coil supports specification review on grade, size range, surface condition, packing method, and mill documentation before shipment planning. Typical reference points include G550. Procurement teams can align thickness or section size, width or outer diameter where applicable, length tolerance, surface protection, and packing style with the destination port and handling plan. Share required grade, dimensions, quantity, end use, inspection needs, and destination port so the sales team can align a practical export supply option with clear mill-linked quotation inputs.

Applications

Roofing, wall cladding, and building envelope systems
Roll forming, appliance, and HVAC fabrication
Light structural and corrosion-protected components

Buyer tools (instead of duplicate SKUs)

Write surface, profile, and strip width into the RFQ and tools—not extra near-duplicate product pages.

RFQ documents & delivery

Packing, MTC, and inspection path — include them in your RFQ for an actionable quote.

Packing & delivery

Order-specific packing

Export seaworthy packing with traceable bundle labels and loading photos.

Quality assurance

Documents as ordered

Mill certificate, inspection support, and shipment documentation can be coordinated before loading as ordered.

Supply confidence

Stock, inspection, and product uses

Fixed delivery proof plus this product’s applications — confirm stock, inspection, and end use before RFQ.

Steel bundles staged by lot in the warehouse

Warehouse & staged stock

Strapped coils and plates staged by lot so grade, thickness, and destination port can be matched quickly for shipment.

Factory capability Ask stock & lead time

Buyer verifying thickness and specs on site

Buyer visits & inspection

Overseas buyers and third-party inspectors are welcome to verify specs, heat numbers, and packing. SGS/BV support available.

Quality & standards Arrange inspection

Typical applications for this product

Typical uses for this product: Roofing, wall cladding, and building envelope systems; Roll forming, appliance, and HVAC fabrication; Light structural and corrosion-protected components. Share your end use, environment, and packing needs in the RFQ.

View applications Quote for this use case

FAQ

What should I confirm before ordering G550 Galvanized coil?

Please confirm grade or standard, size, quantity, destination port, packing method, and required inspection documents before requesting a quotation for G550 Galvanized coil.

Can G550 Galvanized coil be supplied with export documents?

Yes. Mill test certificates, packing lists, commercial documents, and optional third-party inspection can be coordinated before shipment.

Request a quote for G550 Galvanized Coil

Send grade, size, quantity, and destination port for a practical export quotation.

Request Technical Quote WhatsApp for urgent specs

Web RFQ: formal quote + document path
WhatsApp: fast confirm for urgent specs