A53 Gr. B 4 Inch Std Galvanized Rectangular Steel Tube

Customization: Available
Type: Seamless
Technique: Hot Rolled

Product Description

Overview
Model NO.
A53 Gr. B
Material
Carbon Steel
Surface Treatment
Galvanized
Standards
ASTM A53-2007, GB/T 3094-2000, JIS G3466, En10219
Grade
10#-45#, Q195-Q345, St35-St52
Thickness
1.5 - 30 mm
Outer Diameter
20*20mm-300*300mm
Length
2-12 M
Wall Thickness
Thick & Thin
Alloy
Non-Alloy
Specification
BS, ASTM, JIS, GB, DIN, AISI, SGS
HS Code
7306309000
Product Show
Carbon Square Hollow Galvanized Section Pipe
Product Parameters
Technical Specifications
Shape Square: 20*20-200*200mm / Rectangular: 30*20-250*150mm
Thickness 1.0-12.0mm
Length 3-12m, or as per request
Technique Hot Rolled, Cold Rolled, ERW, High-frequency welded, Extruded
Surface Bared, Oil, Galvanized, Paint, etc
Standard GB/T3094-2000, GB/T6728-2002, ASTM A500, JIS G3466, DIN EN10210
Material Q195, Q235, Q345, S355, St37, St52, A500, A513, A106, etc
Usage Machinery manufacture, Roads and Bridges, Construction, Transportation
Quality Control
Strict inspection processes ensure all products meet international standards including ISO9001:2000, CE, and SGS certifications.
FAQ
1. What are the main applications for these galvanized pipes?
These pipes are widely used in machinery manufacturing, construction, road and bridge projects, and various transportation infrastructures.
2. Can the length of the steel tube be customized?
Yes, we offer standard lengths from 3m to 12m, and we can also provide custom lengths based on specific requirements.
3. What surface treatments do you provide?
Available surface treatments include galvanized (hot-dipped or pre-galvanized), oiled, painted, or bared depending on your application needs.
4. What materials and grades are available for square hollow sections?
We supply various grades including Carbon Steel Q195, Q235, Q345, S355, and ASTM A500/A106 among others.
5. Do your products carry international certifications?
Yes, our products are compliant with ISO9001:2000, CE, and SGS standards to ensure high quality and reliability.
6. What techniques are used in the production process?
We utilize several techniques including Hot Rolled, Cold Rolled, ERW (Electric Resistance Welding), High-frequency welding, and Extrusion.

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