Hot rolled steel flat bar

Hot rolled steel flat bar

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Thickness: 1.5-40mm

Width: ≥10mm

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Product Detail

PRODUCT HIGHLIGHTS
  • Need reliable carbon steel flat bars for general construction and fabrication? ——Firststeel supplies hot-rolled carbon steel flat bars with consistent quality and full size coverage. Material Grade: Q235, Q345, A36, S235JR, SS400, 1045, 4140 etc. Size Range: Thickness: 1.5mm – 40mm, Width: >=10mm Length: 6m / 9m / 12m or custom cut Ideal for : structural frames, brackets, supports, base plates, machine bases, general fabrication, construction anchors, ladder rails.  
  • Strict QC from raw material to finished product. ——We implement full-process quality control: incoming raw material inspection with verified chemical composition, in-process monitoring at every production stage, and final inspection for dimensional accuracy, surface quality, and mechanical properties. With professional testing instruments and batch traceability, every shipment is verified before leaving our factory — ensuring consistent quality you can rely on, order after order.  
  • Not sure which material and specification to choose? ——Our professional technical team provides one-on-one consultation. Tell us your application, environment, and load requirements — we'll recommend the optimal grade, size, and process for your project. Get the right product the first time — no over-spec spending, no under-spec risks.  
  • Worried about delivery delays disrupting your project schedule? ——Choose Firststeel — we guarantee 100% on-time shipment. With large stock of standard sizes and stable raw material supply, most orders ship within 7 days. Your project timeline stays on track, every time.  
  • Tired of sourcing flat bars, round bars, square bars, and structural parts from different suppliers?—— We supply everything you need: flat bars, round bars, square bars, and custom steel parts — all from one factory. One-Stop Steel Sourcing — Save on Consolidation Costs. ✓ Fewer suppliers to manage ✓ Lower shipping & consolidation costs ✓ Single point of contact for all your steel needs
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
SCENE IMAGE
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
COMPARISON BETWEEN OURS AND OTHERS
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
ABOUT FIRST STEEL
China First Steel Co., Ltd. is a leading professional manufacturer and exporter of a comprehensive range of steel products. With over 20 years of industry experience, we have built long-term stable cooperative relationships with more than 600 clients across 100+ countries and regions worldwide. Adhering to strict quality control standards and professional service concepts, our products have gained widespread recognition and high customer praise for reliable quality, competitive pricing and efficient one-stop solutions. We are committed to delivering premium steel materials and customized services to meet diverse global project and procurement needs.
PACKAGING & SHIPPING SPECIFICATIONS
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
FAQs
What is your time of making a sample?
Usually we will take 1~3 days to make the sample.
What is your MOQ?
Carbon and Alloy steel, Usually 3 - 5tons for Customized, 1 piece for stocks. 
Stainless steel, Usually 1 - 2 tons for Customized, 1 piece for stocks.
What is your delivery time?
For stocks, we can ship goods within 7 days after receiving your deposit.
For customize, it usually needs around 15days- 30 days after receiving the deposit.
What is your shipping port?
Tianjin port, Qingdao port, Shanghai Port.
What is your payment terms?
Usually 30% deposit by TT in advance and balance against copy of BL.
What is your company locations?
Shandong province.
What is your main/advantaged products?
1. Carbon&Stainless steel strip, packing steel strap, spring steel strip etc. 
2. Carbon&Stainless steel flat bar, round bar, square bar, Hexagon bar, half round bar. 
3. Section Steel: C channel, U channels, I beam, H beam, angles etc. 
4. Carbon&Stainless Steel pipes, welded rectangular tube, pipes. Seamless pipe. 
5. Hot rolled steel coils, plates, CR coils, sheets. 
6. Galvanized steel coils, sheet, PPGI,corrugated sheets.
What is your Main exporting countries?
Australia, New Zealand, Middle&South America, Southeast Asia, Middle east, Africa countries are our main market.

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Product Detail
PRODUCT HIGHLIGHTS
  • Need reliable carbon steel flat bars for general construction and fabrication? ——Firststeel supplies hot-rolled carbon steel flat bars with consistent quality and full size coverage. Material Grade: Q235, Q345, A36, S235JR, SS400, 1045, 4140 etc. Size Range: Thickness: 1.5mm – 40mm, Width: >=10mm Length: 6m / 9m / 12m or custom cut Ideal for : structural frames, brackets, supports, base plates, machine bases, general fabrication, construction anchors, ladder rails.  
  • Strict QC from raw material to finished product. ——We implement full-process quality control: incoming raw material inspection with verified chemical composition, in-process monitoring at every production stage, and final inspection for dimensional accuracy, surface quality, and mechanical properties. With professional testing instruments and batch traceability, every shipment is verified before leaving our factory — ensuring consistent quality you can rely on, order after order.  
  • Not sure which material and specification to choose? ——Our professional technical team provides one-on-one consultation. Tell us your application, environment, and load requirements — we'll recommend the optimal grade, size, and process for your project. Get the right product the first time — no over-spec spending, no under-spec risks.  
  • Worried about delivery delays disrupting your project schedule? ——Choose Firststeel — we guarantee 100% on-time shipment. With large stock of standard sizes and stable raw material supply, most orders ship within 7 days. Your project timeline stays on track, every time.  
  • Tired of sourcing flat bars, round bars, square bars, and structural parts from different suppliers?—— We supply everything you need: flat bars, round bars, square bars, and custom steel parts — all from one factory. One-Stop Steel Sourcing — Save on Consolidation Costs. ✓ Fewer suppliers to manage ✓ Lower shipping & consolidation costs ✓ Single point of contact for all your steel needs
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
SCENE IMAGE
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
COMPARISON BETWEEN OURS AND OTHERS
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
ABOUT FIRST STEEL
China First Steel Co., Ltd. is a leading professional manufacturer and exporter of a comprehensive range of steel products. With over 20 years of industry experience, we have built long-term stable cooperative relationships with more than 600 clients across 100+ countries and regions worldwide. Adhering to strict quality control standards and professional service concepts, our products have gained widespread recognition and high customer praise for reliable quality, competitive pricing and efficient one-stop solutions. We are committed to delivering premium steel materials and customized services to meet diverse global project and procurement needs.
PACKAGING & SHIPPING SPECIFICATIONS
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
A572 Gr50 A36 Hot Rolled Carbon Flat Bar 40x5mm 60x10mm 80x12mm for Steel Structure Bridge Reinforcement Wholesale
FAQs
What is your time of making a sample?
Usually we will take 1~3 days to make the sample.
What is your MOQ?
Carbon and Alloy steel, Usually 3 - 5tons for Customized, 1 piece for stocks. 
Stainless steel, Usually 1 - 2 tons for Customized, 1 piece for stocks.
What is your delivery time?
For stocks, we can ship goods within 7 days after receiving your deposit.
For customize, it usually needs around 15days- 30 days after receiving the deposit.
What is your shipping port?
Tianjin port, Qingdao port, Shanghai Port.
What is your payment terms?
Usually 30% deposit by TT in advance and balance against copy of BL.
What is your company locations?
Shandong province.
What is your main/advantaged products?
1. Carbon&Stainless steel strip, packing steel strap, spring steel strip etc. 
2. Carbon&Stainless steel flat bar, round bar, square bar, Hexagon bar, half round bar. 
3. Section Steel: C channel, U channels, I beam, H beam, angles etc. 
4. Carbon&Stainless Steel pipes, welded rectangular tube, pipes. Seamless pipe. 
5. Hot rolled steel coils, plates, CR coils, sheets. 
6. Galvanized steel coils, sheet, PPGI,corrugated sheets.
What is your Main exporting countries?
Australia, New Zealand, Middle&South America, Southeast Asia, Middle east, Africa countries are our main market.
Hot rolled steel flat bar
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0086-18669349182 (Whatsapp/Wechat)

inquiry@firststeelco.com

firststeel@firststeelco.com

No.6 Shanghai Road, Weihai, Shandong, China.

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