ASTM JIS Q235/S235jr/S355j2 Round/Square Welded Hot Dipped Ms Welded Seamless Galvanized Steel Factory Price Sch80 Carbon Stainless Steel Pipe

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Product Description

Basic Information
Model NO. a53
Technique Hot Rolled
Material Galvanized Steel Pipe
Surface Treatment Hot Rolling / Galvanized
Section Shape Square / Round
Standard ASTM A53-2007, ASTM A671-2006, ASTM A252-1
Thickness 1mm-12mm
Length 5.8m, 6m, 10m-12m
HS Code 7208512000
Product Description

Galvanized Electrical Steel Pipe ASTM A53 A36

Galvanized steel pipe is a specialized tubular product manufactured by applying a zinc coating to the surface of carbon steel pipes through hot-dip or electroplating processes. The zinc coating forms a sacrificial anode protection layer, effectively isolating the steel substrate from air and moisture, thereby significantly enhancing corrosion resistance.

Core Classifications:
  • Hot-Dip Galvanizing (HDG): Superior performance, 20-50 years service life.
  • Electro-Galvanizing (EG): Suitable for indoor decorative or dry environments.
Process Zinc Coating Index Core Properties Service Life
Hot-Dip (HDG) ≥80μm (average ≥640g/m²) Strong adhesion, excellent corrosion resistance 20-50 years (outdoor)
Electro-Galvanizing 10-50μm Smooth surface, indoor use 3-8 years (indoor)
Technical Parameters
Parameter Typical Range Standard
Outer Diameter DN15 (21.3mm) - DN300 (323.9mm) ASTM A53, GB/T 3091
Wall Thickness 1.2mm - 12.0mm ASTM A53, EN 10255
Mechanical Properties Tensile: 375-500MPa; Yield: ≥235MPa ASTM A53
Detailed Photos
Steel Pipe Photo 1
Steel Pipe Photo 2
Steel Pipe Photo 3
Steel Pipe Photo 4
Steel Pipe Photo 5
Steel Pipe Photo 6
Quality Control
Quality Test 1
Quality Test 2
Quality Test 3
Quality Test 4
Quality Test 5
Certifications & Exhibition
Certifications
Exhibition
Packaging & Shipping
Packaging
Shipping 1
Shipping 2
Shipping 3
Frequently Asked Questions
Why choose our steel products?
We are a professional supplier with over ten years of experience in the steel business, providing a variety of high-quality steel products to international clients.
Do you provide OEM/ODM services?
Yes, we offer both OEM and ODM services to meet customized requirements for dimensions and specifications.
What are your standard payment terms?
We accept 100% T/T advance, or 30% T/T deposit with the balance against document copies or L/C at sight.
Can we request samples before bulk ordering?
Yes, samples for regular sizes are provided free of charge, though the buyer is responsible for the freight costs.
How long is the typical delivery time?
The regular lead time ranges from 15 to 30 days after the receipt of the deposit, depending on order volume.
Can we visit the production facilities?
We warmly welcome visits. Once your schedule is confirmed, we will arrange for a professional team to assist you during your visit.

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