Gold Member Since 2012
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Zhejiang Certeg International Co., Ltd.

Square Steel Tube, Steel Pipe, Mild Steel Square Pipe manufacturer / supplier in China, offering 30X30mm Mild Steel Square Tube and Pipe for Machinery Structure, Food Grade Aluminium Foil for Container, pressure cooker aluminum circle 1050 1100 1060 3003 and so on.

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Supplier Homepage Product Structural Steel Pipe Square&Rectangular Steel Tube 30X30mm Mild Steel Square Tube and Pipe for Machinery Structure

30X30mm Mild Steel Square Tube and Pipe for Machinery Structure

Purchase Qty.:
(Tons)
1-24 25-99 100+
FOB Unit Price: US $600 US $550 US $500
Purchase Qty. (Tons) FOB Unit Price
1-24 US $600
25-99 US $550
100+ US $500
Get Latest Price
Production Capacity: 2, 000, 000ton/ Year
Transport Package: Steel Belt in Bundles
Payment Terms: L/C, T/T, D/P, Western Union, Paypal

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Basic Info
  • Model NO.: 30x30
  • Technique: ERW
  • Surface Treatment: Oiled or Galvanized
  • Section Shape: Square
  • Square Pipe Thickness: 0.04′′~1′′(0.8~25mm)
  • Square Tube Material: Q215, Q235, Q345, S235jr, S355jr
  • Square Pipe Application: Construction Structural, Wall Screens, Frame
  • Specification: 10x10mm~500x500mm
  • HS Code: 73066100
  • Type: Welded
  • Material: Carbon Steel
  • Usage: Pipeline Transport
  • Square Pipe Diameter: 10X10mm~500X500mm
  • Square Pipe Standard: GB/T3091, DIN2395, JIS 3466, ISO 2938, etc
  • Square Pipe Length: 6m or Cut as Request
  • Trademark: CERTEG or Buyer′s Brand
  • Origin: China(Mainland)
Product Description
30X30mm Mild Steel Square Tube and Pipe for Machinery Structure 

1. Steel Material: ASTM A500 Q195 Q215 Q235 Q345 S275JR, S355JR, etc.

2. Tubing Production Technique: ERW Welded

3. Square Tube Specification:
Diameter: 10X10mm~500X500mm
Thickness: 0.5mm~25mm
Length: 6m or cut as request

Addition:
1: Anti-corrosion and high-temperature resistant with hot dipped galvanizied coating or painting.

2: All the production process are made under the ISO9001: 2000 strictly

3: With BV certificate, PC certificate, ISO9001-2000, SGS inspection.
4. Standards: ASTM A500, BS1387-1985, GB/T3094-2008, JIS3466, GB/T6728-2002

5. Square Steel Tube Packing Way:

A. Galvanized: Packed by steel strips or with plastic bags
B. Black steel hollow: Packed by steel strips and tarpaulin
C. Woven cloth with 7 slats
D. According to the requirements of customers

6. Usage: Mechanical & manufacture, Steel structure, Ship building, Bridging, Automobile chassis, construction, clamps, fence, guardrails etc.

7. Main market: Middle East, South American, Africa, Asia and some European country and America, Australia, etc.

8. Zinc coating(if): Pre-galvanized: 50-120G/M2; Hot DIP galvanized: 200-450G/M2

9. Productivity: 10, 000 Metric Tons per Month

10. Remark:
A. Payment terms: T/T, L/C
B. Terms of trade: FOB, CFR, CIF, DDP, EXW
C. Minimum order: 5 tons
D. Lead time: 7-30 days.
Specification of  ASTM A500 Q195 Q235 Q345 S275 B Grade ERW Structural Mild Steel Square Pipes
Square steel pipeSizeWT(mm)  Rectangular steel pipe SizeWT(mm)
 20*20 1.0-2.5 20*30 1.0-2.75
 25*25 1.0-2.75 20*40 1.0-2.75
 30*30 1.0-2.75 25*40 1.0-2.75
 40*40 1.2-3.75 30*50 1.0-4.75
 50*50 1.2-5.75 30*60 1.2-4.75
 60*60 1.2-5.75 40*50 1.2-4.75
 70*70 1.2-5.75 40*80 1.2-4.75
 80*80 1.2-5.75 50*70 1.3-4.75
 90*90 1.2-5.75 50*80 1.3-4.75
 100*100 1.5-12 60*90 1.3-4.75
 120*120 2.5-12 50*100 1.3-5.75
 140*140 2.75-16 50*150 1.3-5.75
 150*150 2.75-16 60*160 1.3-5.75
 160*160 3.0-16 100*150 2.5-16
 180*180 3.0-16 100*200 2.5-16
 200*200 3.0-16 100*250 2.5-16
 250*250 4.75-16 150*300 4.5-16
 300*300 4.75-16 200*300 5.5-16
 400*400 4.75-25 200*400 5.5-16
 500*500 4.75-25 400*600 5.5-25
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