Galvanized Pipe
Electrical Conduit Galvanized Tubes  UL Certified & Rust-Free Guarantee
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Electrical Conduit Galvanized Tubes UL Certified & Rust-Free Guarantee

DETAILS AND PARAMETERS
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TECHNICAL SHEET

What Are Galvanized Steel Pipes?

Galvanized steel pipes are carbon steel pipes coated with a protective zinc layer through galvanization, providing superior corrosion resistance and extended service life of 50+ years. Ideal for construction, plumbing, and industrial applications worldwide.


Product Grades & Standards

  • International Standards: ASTM A53 Gr.B, API 5L, BS 1387, EN 10219, JIS G3442

  • Certifications: ISO 9001, CE, SGS, BIS, SASO, GOST

  • Size Range: 1/2" to 8" OD, SCH 40 to SCH 160

  • Coating Options: Hot-Dip Galvanized / Electro-Galvanized


Zinc Coating Specifications

Hot-Dip Galvanized Pipes:

  • Coating Process: Immersion in molten zinc (455°C)

  • Coating Thickness: 85-200μm (610-750 g/m²)

  • Coating Adhesion: Metallurgical bond

  • Service Life: 50+ years in harsh environments

  • Applications: Water systems, marine structures, outdoor construction

Cold Galvanized Pipes:

  • Coating Process: Electrolytic deposition

  • Coating Thickness: 5-25μm (10-50 g/m²)

  • Coating Adhesion: Mechanical bond

  • Service Life: 10-15 years in mild environments

  • Applications: Electrical conduits, indoor furniture, decorative uses


18 Years of Global Steel Expertise - Your Advantage

✅ Proven International Track Record

  • 18 years specializing in steel exports to 60+ countries

  • Successful projects in USA, Europe, Middle East, and Asia

✅ Quality Assurance System

  • Triple-stage quality inspection process

  • Full material traceability from raw material to finished product

  • Compliance with international standards and certifications

✅ Global Logistics Expertise

  • Efficient shipping to major ports worldwide

  • Expert handling of customs documentation and clearance

  • Real-time shipment tracking available

✅ Competitive Manufacturing Advantage

  • State-of-the-art production facilities

  • Factory-direct pricing with 30% cost savings

  • Custom solutions for unique project requirements

✅ 24/7 Technical Support

  • Multi-lingual engineering team

  • Free technical consultation services

  • Fast response within 2 hours


Frequently Asked Questions

Q1: How do you ensure coating consistency in different climate conditions?
A: Our automated production line maintains precise temperature and timing controls, ensuring uniform coating thickness and adhesion regardless of destination climate.

Q2: What is your maximum production capacity for urgent projects?
A: We can produce 8,000+ tons monthly with consistent quality, and offer expedited production for urgent orders without compromising quality.

Q3: Can you provide country-specific certification packages?
A: Yes! With 18 years of export experience, we provide complete certification packages including CO, COC, Mill Test Certificates, and country-specific approvals.


Product Description

Product

A53 Galvanized Pipe

Standard

ASTM A53 / ASME SA53

Material

Carbon Steel

Grades

A53 Grade A, A53 Grade B

Outer Diameter (OD)

1/2” – 48” (21.3mm – 1219mm)

Wall Thickness

SCH10, SCH20, SCH40, SCH80, SCH160, XXS

Length

6m, 12m, or custom lengths

Pipe End

Plain End, Beveled End, Threaded & Coupled

Zinc Coating

40g/m² – 600g/m²

Technique

ERW (Electric Resistance Welded), Seamless, LSAW, SSAW

Surface Treatment

Hot – Dipped Galvanized, Pre – Galvanized, Black Coated

Connection Type

Welding, Threaded, Flanged

Protection

Plastic Caps, Bundled with Steel Strips, Waterproof Wrapping

Certification

ISO, SGS, BV, CE

Stock Availability

10,000+ Tons Per Month

Chemical Composition of ASTM A53

Element

Grade A (%)

Grade B (%)

Carbon (C)

≤ 0.25

≤ 0.30

Manganese (Mn)

≤ 0.95

≤ 1.20

Phosphorus (P)

≤ 0.05

≤ 0.05

Sulfur (S)

≤ 0.045

≤ 0.045

Copper (Cu)

≤ 0.40

≤ 0.40

Nickel (Ni)

≤ 0.40

≤ 0.40

Chromium (Cr)

≤ 0.40

≤ 0.40


Molybdenum (Mo)

≤ 0.15

≤ 0.15


Mechanical Properties of ASTM A53

Property

Grade A

Grade B

Yield Strength (MPa)

≥ 205 MPa

≥ 240 MPa

Tensile Strength (MPa)

330 – 380 MPa

415 – 550 MPa

Elongation (%)

≥ 20%

≥ 15%

Hardness (Brinell)

≤ 90 HB

≤ 100 HB


Galvanized Coating Options

Coating Type

Zinc Thickness

Application

Pre – Galvanized

40 – 150 g/m²

Indoor & low – corrosion environments

Hot – Dipped Galvanized

200 – 600 g/m²

Heavy – duty industrial & outdoor use


Equivalent Grades

Standard

Equivalent Grade

ASTM

A53

EN

S235, S275

JIS

STK400, STK500

GB

Q195, Q235, Q345

 

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Comments (2)

Katherine A. Fogg
November 25, 2024

Their products are of excellent quality and they offer generous discounts. This is their third cooperation

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