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Help CenterFlat Steel - Q235B - Q355B - S235JR - S355JR - A36 - SS400
Related Products
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Steel Angle• S235JR, S275JR, S355JR • A36, A572 Grade 50 • Q235B, Q355BNegotiableMOQ: 5 Metric Tons -
Steel Angle• S235JR, S275JR, S355JR • A36, A572 Grade 50 • Q235B, Q355BNegotiableMOQ: 5 Metric Tons
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Steel Angle• S235JR, S275JR, S355JR • A36, A572 Grade 50 • Q235B, Q355BNegotiableMOQ: 5 Metric Tons
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Steel Angle• S235JR, S275JR, S355JR • A36, A572 Grade 50 • Q235B, Q355BNegotiableMOQ: 5 Metric Tons
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Steel Angle• S235JR, S275JR, S355JR • A36, A572 Grade 50 • Q235B, Q355BNegotiableMOQ: 5 Metric Tons
Galvanized Flat Steel & Flat Bar – Full Product Description
1. Product Overview
Flat Steel, also known as Flat Bar, is a long steel product with rectangular section and flat surface. It can be supplied in hot rolled black finish or hot-dip galvanized finish for corrosion resistance. It is widely used in construction, steel structure, power earthing, machinery manufacturing, brackets, frames and metal structures.
2. Product Types
- Hot Rolled Flat Steel (Black Flat Bar)
- Hot-Dip Galvanized Flat Steel (Galvanized Flat Bar)
- Electro Galvanized Flat Steel
- Customized Length Flat Steel
3. Standard
- GB/T 700, GB/T 1591
- ASTM A36, ASTM A1011
- JIS G3101, EN10025
- Custom standards are available
4. Material / Grade
- Q235B
- Q355B
- S235JR
- S355JR
- A36
- SS400
5. Size & Specification
- Width: 10mm – 300mm
- Thickness: 3mm – 60mm
- Length: 6m, 9m, 12m, or customized length
- Tolerance: Standard or customized as required
6. Surface Treatment
- Black surface: Hot rolled original surface
- Hot-dip galvanized (HDG): Zinc coating 300–600g/m², strong anti-corrosion
- Cold galvanized / Electro galvanized
- Painted / Oil coated
7. Key Features
- Good flatness and straightness
- High strength, stable performance
- Excellent weldability, bendability and processability
- Galvanized type: long service life, anti-rust, anti-corrosion
- Easy to cut, drill, weld and install
8. Main Applications
- Steel structure buildings
- Lightning protection and earthing system
- Power engineering, substation grounding
- Brackets, supports, frames
- Machinery parts and components
- Construction reinforcement, fences, shelves
- Shipbuilding, petroleum, chemical engineering
9. Packaging
- Standard bundle packing with steel strips
- Metal pallet or wooden pallet available
- Suitable for container transportation and bulk shipment
10. Quality Assurance
- Mill Test Certificate (MTC) provided
- Third-party inspection: SGS, BV, ITS acceptable
- Strict control on dimension, mechanical properties and zinc coating
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