Complete Sizes Alloy Steel Pipe ASTM 4140 4130 1040 5130 Carbon Steel Structural Seamless Tube

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Product Description

Basic Information

Technique Hold Rolled / Cold Rolled Material Carbon Steel
Surface Treatment Hold Rolled / Cold Rolled Section Shape Round
Usage Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Mining, Construction & Decoration
Steel Grade 20#, 45#, Q345b, Q345c, Q345D etc. Length 1-12m
Transport Package Standard Packing Origin China

Product Parameters

Product Name Alloy Steel Pipe / Carbon Steel Structural Seamless Tube
Material Type 10, 15, 20, 35, 45, Q345 (A, B, C, D, E), 40Cr, 12CrMo, 15CrMo, 20CrMo, 42CrMo, Gr.A, Gr.B, etc.
Thickness 1mm-120mm or Customized
Specifications Round tube: 8mm to 680 mm; Square tube: 10x10mm to 600x600mm; Rectangular tube: 10x20mm to 520x580mm
Executive Standards GB/T8162, GB/T8163, GB/T3087, GB/T5310, ASTM A213, A312, ASTM A53, API 5L, DIN 17456
Tolerance OD: +/- 0.5mm, Thickness: +/- 0.05mm, Length: +/- 5mm

Product Display

Alloy Steel Pipe
Carbon Steel Tube
Structural Seamless Tube

Manufacturing Process

Process 1
Process 2
Process 3

Production Environment & Exhibition

Production Facility
Exhibition
Our Advantage

Packaging & Shipping

Shipping Method 1
Shipping Method 2
Shipping Method 3
  • Bulk orders: Shipped in bulk for maximum efficiency.
  • Small orders: Bundled securely with steel strips.
  • Woven cloth protection with 7 slats.
  • Plastic/Snakeskin bags for surface protection.
  • Customized packaging according to specific requirements.
Package Detail
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Frequently Asked Questions

Do you provide free samples?
Yes, we can provide a free sample for testing; the buyer should bear the shipping costs.
Do you accept small orders?
We cater to all order sizes. Please consult with our team regarding your specific needs.
Do you accept third-party inspections?
Yes, we absolutely accept and welcome third-party inspections to ensure quality.
How do you guarantee your products?
Each product is manufactured in certified workshops and inspected piece by piece according to national QA/QC standards. Warranty documents can also be provided.
What are your terms of payment?
For payments ≤ 1000USD, 100% in advance. For payments ≥ 1000USD, 30% T/T in advance, with the balance based on BL copy or LC at sight.
What is your delivery time?
Delivery times vary by product. Typically, products are delivered within 7 working days after receipt of the deposit.

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