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30 40mm Rectangular Tube Factory

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Hot-DIP Galvanized Mild Steel 20*20mm 30*30mm 40*40mm 50*50mm Rectangular Square Galvanized Tube

Hot-DIP Galvanized Mild Steel 20*20mm 30*30mm 40*40mm 50*50mm Rectangular Square Galvanized Tube

US $ 199-550 / Ton FOB
1 Ton (MOQ)
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Main Products: Seamless steel pipe, welded pipe, steel support frame.
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Hongye Steel (Shandong) Co., Ltd.

Trading Company

Shandong, China Since 2023
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ASTM B280 15.88mm 19.05mm 1/4" 3/8" 1/2" Capillary Copper Tube for Refrigerator

ASTM B280 15.88mm 19.05mm 1/4" 3/8" 1/2" Capillary Copper Tube for Refrigerator

US $ 36 / Piece FOB
1 Piece (MOQ)
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Material : Red Copper
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Shandong Standard Metal Products Co., Ltd.

Shandong, China Since 2012
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Hollow Section 40*40mm 40*80mm Black Square and Rectangular Tube for Construction

Hollow Section 40*40mm 40*80mm Black Square and Rectangular Tube for Construction

US $ 530-690 / Ton FOB
5 Tons (MOQ)
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Main Products: Carbon Steel Pipe, Galvanized Steel Pipe, Stainless Steel Pipe, Scaffolding, Pipe Fitting
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Tianjin Youfa International Trade Co., Ltd.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2011
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Q235B S235jr Mild Welded Hollow Carbon Steel Square Tube Rectangular Tube Price Per Meter

Q235B S235jr Mild Welded Hollow Carbon Steel Square Tube Rectangular Tube Price Per Meter

US $ 550-625 / Ton FOB
10 Tons (MOQ)
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Material : Carbon Steel
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Shandong Hongqiao Energy Equipment Technology Co., Ltd.

Shandong, China Since 2021
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Source Factory Hot DIP Black Mild Carbon Ms Steel Tubes Hollow Section Gi Square Tube 40mm× 40mm Galvanized Rectangular Tube

Source Factory Hot DIP Black Mild Carbon Ms Steel Tubes Hollow Section Gi Square Tube 40mm× 40mm Galvanized Rectangular Tube

US $ 650-780 / Ton FOB
5 Tons (MOQ)
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Shuangjiu (Shandong) Steel Group Co., Ltd.

Shandong, China
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Custom Extruded Plastic Tube Square Plastic Pipes 19mm 25mm 30mm 40mm 50mm 60mm Furniture Grade PVC Square Tube

Custom Extruded Plastic Tube Square Plastic Pipes 19mm 25mm 30mm 40mm 50mm 60mm Furniture Grade PVC Square Tube

US $ 0.53-1.38 / Piece FOB
1,000 Pieces (MOQ)
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Hardness : Hard Tube
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Dalian Zhong Hai Tian Plastic Products Co., Ltd.

Manufacturer/Factory & Trading Company

Liaoning, China Since 2024
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Premium High Precision Cold Rolled Steel Tube for Bearings

Premium High Precision Cold Rolled Steel Tube for Bearings

US $ 329-429 / Ton FOB
25 Tons (MOQ)
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Main Products: Galvanized Steel Coile, PPGI, Corrugated Sheet, Stainless Steel Sheet, Stainless Steel Pipe, Stainless Steel Coil, Steel Pipe, Ductile Iron Pipe, Aluminum Coil/Sheet, Copper
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Shandong Hongtai Metal Products Co., Ltd.

Shandong, China Since 2021
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Esang Railing Design Brushed Ss Square Hollow Tube 304 316 Stainless Steel Rectangular Tube 30*10mm

Esang Railing Design Brushed Ss Square Hollow Tube 304 316 Stainless Steel Rectangular Tube 30*10mm

US $ 1,900-1,986.01 / Ton FOB
5 Tons (MOQ)
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Standard : ASTM, AISI, GB
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Foshan Esang Metal Products Co., Ltd.

Guangdong, China Since 2025
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Gi Pipe Welded ERW Round Square Rectangular Rhs Shs Hollow Section Steel Tube with Galvanized

Gi Pipe Welded ERW Round Square Rectangular Rhs Shs Hollow Section Steel Tube with Galvanized

US $ 420-780 / Ton FOB
1 Ton (MOQ)
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Main Products: Steel Pipe, Steel Plate, Steel Bar, Stainless Steel Pipe, Stainless Steel Sheet, Carbon Steel Pipe, Carbon Steel Sheet, Galvanized Steel Pipe, Galvanized Steel Sheet, PPGI
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Jinan Jiujin Steel Co., Ltd.

Shandong, China Since 2022
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Direct FRP Pultruded Profiles 30*30mm 40*40mm FRP Fiberglass Square Tube

Direct FRP Pultruded Profiles 30*30mm 40*40mm FRP Fiberglass Square Tube

US $ 100 / Meter FOB
1 Meter (MOQ)
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Fiber Type : GFRP
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Hebei Yingnai Environmental Protection Technology Co., Ltd

Manufacturer/Factory & Trading Company

Hebei, China Since 2025
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Premium 4X4 Inch Seamless S45c Carbon Steel Tube for Sale

Premium 4X4 Inch Seamless S45c Carbon Steel Tube for Sale

US $ 379-469 / Ton FOB
25 Tons (MOQ)
More
Main Products: Galvanized Steel Coile, PPGI, Corrugated Sheet, Stainless Steel Sheet, Stainless Steel Pipe, Stainless Steel Coil, Steel Pipe, Ductile Iron Pipe, Aluminum Coil/Sheet, Copper
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Shandong Hongtai Metal Products Co., Ltd.

Shandong, China Since 2021
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China Manufacturer Direct Ss Round Pipe 304 316 310S Tp321 Seamless Stainless Steel Pipes Tubes

China Manufacturer Direct Ss Round Pipe 304 316 310S Tp321 Seamless Stainless Steel Pipes Tubes

US $ 2,000-4,500 / Ton FOB
1 Ton (MOQ)
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Type : Seamless
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Zhejiang Sailing Steel Industry Co., Ltd.

Zhejiang, China Since 2018
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Fiberglass Plastic FRP/ GRP Pultrusion Profiles FRP Structural Round Square Tube

Fiberglass Plastic FRP/ GRP Pultrusion Profiles FRP Structural Round Square Tube

US $ 3.5-10.5 / Meter FOB
100 Meters (MOQ)
More
Main Products: FRP Duct Rodder, Cooling Tower Fill, Water Tank, PVC Fills for Brand Cooling Tower, Manhole Cover, FRP Cable Ladder, Water Treatment Media, Mbbr Bio Filter, Fiberglass Grating, FRP Cable Tray Ladder
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Hebei Sinta Trading Co., Ltd

Hebei, China Since 2017
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Custom Anodized 6063 Aluminium Alloy Tubing Rectangular Round Oval Pipe Aluminium Square Hollow Tube

Custom Anodized 6063 Aluminium Alloy Tubing Rectangular Round Oval Pipe Aluminium Square Hollow Tube

US $ 2,460-2,760 / Ton FOB
1 Ton (MOQ)
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Shandong Xinliangxin Metal Material Co., Ltd.

Shandong, China
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2A12 2A06 2A16 Powder Coated/Polish/Welded/Seamless Aluminum Rectangular/Round Pipe/Tube

2A12 2A06 2A16 Powder Coated/Polish/Welded/Seamless Aluminum Rectangular/Round Pipe/Tube

US $ 2,460-2,760 / Ton FOB
1 Ton (MOQ)
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Shandong Xinliangxin Metal Material Co., Ltd.

Shandong, China
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Aluminium Enodised Pipe Anodized Square Round Oval Tube for Luggage

Aluminium Enodised Pipe Anodized Square Round Oval Tube for Luggage

US $ 1,900-2,400 / Ton FOB
1 Ton (MOQ)
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Surface Treatment : Polished
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Shandong Huazhu Metal Manufacture Co., Ltd.

Trading Company

Shandong, China Since 2022
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1050 1060 1070 2A12 2024 3003 5052 5083 5A02 6061 6063 7005 7075 T6 Anodized Aluminum Square Pipe Round Oval Tube

1050 1060 1070 2A12 2024 3003 5052 5083 5A02 6061 6063 7005 7075 T6 Anodized Aluminum Square Pipe Round Oval Tube

US $ 1,900-2,400 / Ton FOB
1 Ton (MOQ)
More
Main Products: Galvanized Steel Coil, Seamless Steel Pipe, Roofing Sheet, PPGI, Stainless Steel Pipe, Aluminum Coil, Copper Pipe, Galvanized Pipe
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Shandong Huazhu Metal Manufacture Co., Ltd.

Trading Company

Shandong, China Since 2022
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1050 1070 2036 2024 5052 5083 5754 Large Diamter Aluminum Square Round Alloy Pipe 6082 6061 6063 7050 7075 T5 T6 Aluminum Extruded Polished Anodized Hollow Tube

1050 1070 2036 2024 5052 5083 5754 Large Diamter Aluminum Square Round Alloy Pipe 6082 6061 6063 7050 7075 T5 T6 Aluminum Extruded Polished Anodized Hollow Tube

US $ 1,800-2,000 / Ton FOB
1 Ton (MOQ)
More
Temper : T3 - T8
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Shandong Huazhu Metal Manufacture Co., Ltd.

Trading Company

Shandong, China Since 2022
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Custom Diameter Polish/Brushed 1050 1060 1070 1100 1145 1199 1350 Round Rectangular Oval Aluminum/Aluminium Pipes Tubes

Custom Diameter Polish/Brushed 1050 1060 1070 1100 1145 1199 1350 Round Rectangular Oval Aluminum/Aluminium Pipes Tubes

US $ 2,460-2,760 / Ton FOB
1 Ton (MOQ)
Contact Supplier
Shandong Xinliangxin Metal Material Co., Ltd.

Shandong, China
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3003 3004 3105 3005 3030 3A21 Polish Square Rectangular Oval Round Aluminium Pipe Aluminum Tube

3003 3004 3105 3005 3030 3A21 Polish Square Rectangular Oval Round Aluminium Pipe Aluminum Tube

US $ 2,460-2,760 / Ton FOB
1 Ton (MOQ)
More
Alloy : Alloy
Contact Supplier
Shandong Xinliangxin Metal Material Co., Ltd.

Shandong, China
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Related Videos
  • What is Hot-DIP Galvanized Mild Steel 20*20mm 30*30mm 40*40mm 50*50mm Rectangular Square Galvanized Tube
    What is Hot-DIP Galvanized Mild Steel 20*20mm 30*30mm 40*40mm 50*50mm Rectangular Square Galvanized Tube
    US $ 199-550 /Ton
    1 Ton (MOQ)
    Contact Supplier
  • What is ASTM B280 15.88mm 19.05mm 1/4" 3/8" 1/2" Capillary Copper Tube for Refrigerator
    What is ASTM B280 15.88mm 19.05mm 1/4" 3/8" 1/2" Capillary Copper Tube for Refrigerator
    US $ 36 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Q235B S235jr Mild Welded Hollow Carbon Steel Square Tube Rectangular Tube Price Per Meter
    What is Q235B S235jr Mild Welded Hollow Carbon Steel Square Tube Rectangular Tube Price Per Meter
    US $ 550-625 /Ton
    10 Tons (MOQ)
    Contact Supplier
  • What is Source Factory Hot DIP Black Mild Carbon Ms Steel Tubes Hollow Section Gi Square Tube 40mm× 40mm Galvanized Rectangular Tube
    What is Source Factory Hot DIP Black Mild Carbon Ms Steel Tubes Hollow Section Gi Square Tube 40mm× 40mm Galvanized Rectangular Tube
    US $ 650-780 /Ton
    5 Tons (MOQ)
    Contact Supplier
Cold Rolled Welded Factory Furniture, Decoration, Tent Pole Round Welded Steel Tube

Cold Rolled Welded Factory Furniture, Decoration, Tent Pole Round Welded Steel Tube

US $ 450-650 / Ton FOB
1 Ton (MOQ)
More
Main Products: ERW welded steel round pipe, Hot-dipped galvanized steel pipe, Steel pipe-painted, ERW welded square and rectangular pipe, Pre-galvanized steel pipe, Spiral steel pipe, PC steel strand
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Tianjin RuiTong Iron & Steel Co., LTD.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2021
Chat Now Send Inquiry
ASTM A992/A992m-11 Seamless Carbon Steel Tube Factory Directly Supply

ASTM A992/A992m-11 Seamless Carbon Steel Tube Factory Directly Supply

US $ 519-569 / Ton FOB
25 Tons (MOQ)
More
Type : Seamless
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Shandong Zayi Steel Co., Ltd

Shandong, China Since 2019
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Pipe Expert Factory Galvanized Steel Pipe Wire Sleeve Pipe Wire Pipelines Solution Steel Tube

Pipe Expert Factory Galvanized Steel Pipe Wire Sleeve Pipe Wire Pipelines Solution Steel Tube

US $ 600-800 / Ton FOB
1 Ton (MOQ)
More
Main Products: ERW welded steel round pipe, Hot-dipped galvanized steel pipe, Steel pipe-painted, ERW welded square and rectangular pipe, Pre-galvanized steel pipe, Spiral steel pipe, PC steel strand
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Audited Supplier
Tianjin RuiTong Iron & Steel Co., LTD.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2021
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About 30 40mm Rectangular Tube Factory FAQ

  • QWhat are the common types of steel used in manufacturing steel pipes and tubes?

    The 30 40mm Rectangular Tube Factory is a top choice in our Steel Pipe & Tube collection.Steel pipes and tubes are often made using carbon steel, stainless steel, and alloy steel. Each type offers unique properties, such as strength, corrosion resistance, and heat resistance. It is essential to consult with a reputable supplier for guidance on the best material for your specific applications.

  • QWhat are the advantages of purchasing steel pipes and tubes in wholesale quantities?

    The 30 40mm Rectangular Tube Factory is a premium choice in the Steel Pipe & Tube category.Bulk purchasing of steel pipes and tubes offers cost savings, availability in large quantities, and consistent product quality. Wholesale orders often come with discounts and customization options, allowing you to procure high-quality materials from trusted suppliers at competitive prices.

  • QHow can I find trustworthy suppliers of steel pipes and tubes in China?

    Our 30 40mm Rectangular Tube Factory offers exceptional quality and style within the Steel Pipe & Tube category.When looking for reliable suppliers in China, consider using platform tools, attending industry exhibitions, and consulting business directories. Verify the supplier's qualifications, request samples, and conduct thorough due diligence to ensure product quality and delivery reliability.

Experienced Steel Pipe Factory HDG Tube in Stock Galvanized Square Steel Pipe Gi Hollow Section Welded Pipe

Experienced Steel Pipe Factory HDG Tube in Stock Galvanized Square Steel Pipe Gi Hollow Section Welded Pipe

US $ 400-600 / Ton FOB
1 Ton (MOQ)
More
Technique : Hot Rolled
Contact Supplier
Audited Supplier
Tianjin RuiTong Iron & Steel Co., LTD.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2021
Chat Now Send Inquiry
DN (15-100) Factory Price Galvanized Steel Pipe ERW Welded Steel Pipe Square Round Tube

DN (15-100) Factory Price Galvanized Steel Pipe ERW Welded Steel Pipe Square Round Tube

US $ 700-800 / Ton FOB
1 Ton (MOQ)
More
Main Products: ERW welded steel round pipe, Hot-dipped galvanized steel pipe, Steel pipe-painted, ERW welded square and rectangular pipe, Pre-galvanized steel pipe, Spiral steel pipe, PC steel strand
Contact Supplier
Audited Supplier
Tianjin RuiTong Iron & Steel Co., LTD.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2021
Chat Now Send Inquiry
Galvanzized Steel Pipe Scaffolding Construction Pipe Factory Welded Steel Tube

Galvanzized Steel Pipe Scaffolding Construction Pipe Factory Welded Steel Tube

US $ 650-900 / Ton FOB
1 Ton (MOQ)
More
Surface Treatment : Galvanized
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Tianjin RuiTong Iron & Steel Co., LTD.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2021
Chat Now Send Inquiry
5005 5050 5052 5056 5083 5154 5182 5A05 5652 Powder Coated/Polish/Welded/Seamless Aluminum Rectangular/Round Pipe/Tube

5005 5050 5052 5056 5083 5154 5182 5A05 5652 Powder Coated/Polish/Welded/Seamless Aluminum Rectangular/Round Pipe/Tube

US $ 2,460-2,760 / Ton FOB
1 Ton (MOQ)
Contact Supplier
Shandong Xinliangxin Metal Material Co., Ltd.

Shandong, China
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Post Guardrail Material Square Steel Tube

Post Guardrail Material Square Steel Tube

US $ 580-650 / Ton FOB
10 Tons (MOQ)
More
Type : Welded
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Audited Supplier
Tianjin RuiTong Iron & Steel Co., LTD.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2021
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Mild Steel Material Gr. a/B, Q195-Q345, Quality Insured Galvanized Welded Steel Pipes Conduit Tube

Mild Steel Material Gr. a/B, Q195-Q345, Quality Insured Galvanized Welded Steel Pipes Conduit Tube

US $ 800-1,100 / Ton FOB
10 Tons (MOQ)
More
Main Products: ERW welded steel round pipe, Hot-dipped galvanized steel pipe, Steel pipe-painted, ERW welded square and rectangular pipe, Pre-galvanized steel pipe, Spiral steel pipe, PC steel strand
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Tianjin RuiTong Iron & Steel Co., LTD.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2021
Chat Now Send Inquiry
Cold Drawn Precision Seamless Galvanized Steel Pipe API 5L Steel Tube

Cold Drawn Precision Seamless Galvanized Steel Pipe API 5L Steel Tube

US $ 650-700 / Ton FOB
1 Ton (MOQ)
More
Technique : Cold Drawn
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Shandong Huazhu Metal Manufacture Co., Ltd.

Trading Company

Shandong, China Since 2022
Chat Now Send Inquiry
Cold Rolled Welded Steel Tube

Cold Rolled Welded Steel Tube

US $ 650 / Ton FOB
1 Ton (MOQ)
More
Main Products: 3LPE Coated Pipe, 3LPP Coated Pipe, Epoxy Coated Pipe, HDPE Pipe, Steel Pipe, Steel Structure, C/U- Section Steel
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Tianjin Huilifeng Anti-Corrosion and Insulation Steel Pipe Group Co., Ltd.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2023
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S275mh Square Steel Tube in Stock

S275mh Square Steel Tube in Stock

US $ 519-569 / Ton FOB
25 Tons (MOQ)
More
Technique : Hot Rolled
Contact Supplier
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Shandong Zayi Steel Co., Ltd

Shandong, China Since 2019
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40*40mm Q195 Q235 Metal Iron Galvanized Square Gi Steel Tube

40*40mm Q195 Q235 Metal Iron Galvanized Square Gi Steel Tube

US $ 540-565 / Ton FOB
5 Tons (MOQ)
More
Main Products: Steel Sheet/Plate, Steel Pipe/Tube, Steel Coil/Strip, Steel Profile, Copper, Stainless Steel Sheet, Galvanized Steel Sheet, PPGI
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Wuxi Cheng Yue Metal Materials Co., Ltd

Jiangsu, China Since 2024
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40*40mm Mild Steel Profile Rectangular Tube Square Tube ASTM A500

40*40mm Mild Steel Profile Rectangular Tube Square Tube ASTM A500

US $ 550-610 / Ton FOB
10 Tons (MOQ)
More
Type : Welded
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TIANJIN NANXIANG STEEL STRIP PROCESSING CO., LTD.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2017
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Bulk Sale of Stainless Steel 300/400/500 Long Service Life Stainless Steel Coil/Sheet/Tube

Bulk Sale of Stainless Steel 300/400/500 Long Service Life Stainless Steel Coil/Sheet/Tube

US $ 600-700 / Ton FOB
1 Ton (MOQ)
More
Main Products: Galvanized Steel Coil, Seamless Steel Pipe, Roofing Sheet, PPGI, Stainless Steel Pipe, Aluminum Coil, Copper Pipe, Galvanized Pipe
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Audited Supplier
Shandong Huazhu Metal Manufacture Co., Ltd.

Trading Company

Shandong, China Since 2022
Chat Now Send Inquiry
High Quality Submerged Arc-Welding Longitudinal Power Cable Tube

High Quality Submerged Arc-Welding Longitudinal Power Cable Tube

US $ 700-800 / Ton FOB
1 Ton (MOQ)
More
Technique : Hot Rolled
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Audited Supplier
Tianjin RuiTong Iron & Steel Co., LTD.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2021
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