+
  • dx (6).jpg
  • dx (9)(1).jpg
  • dx (5)(1)(1).jpg
  • dx (6)(1)(1).jpg
  • dx (5).jpg

G550 Galvanized pipe

​​​​​​​ G550 Galvanized Steel Pipe refers to high-strength structural pipes manufactured from G550 grade galvanized steel coils or sheets through forming and welding processes, followed by hot-dip galvanizing. The "G550" designation indicates the base material's minimum yield strength of 550 MPa, making it part of the ultra-high-strength galvanized steel series. This product combines exceptional mechanical properties with superior corrosion resistance, suitable for heavy-duty structural and engineering applications.

Classification :

PRODUCT DETAILS

 

G550 Galvanized Steel Pipe refers to high-strength structural pipes manufactured from G550 grade galvanized steel coils or sheets through forming and welding processes, followed by hot-dip galvanizing. The "G550" designation indicates the base material's minimum yield strength of 550 MPa, making it part of the ultra-high-strength galvanized steel series. This product combines exceptional mechanical properties with superior corrosion resistance, suitable for heavy-duty structural and engineering applications.

 

Item

Specification

Product

G550 Galvanized Structural Steel Pipe

Shape

Round, Square, Rectangular

Size / Diameter

20mm - 500mm OD (or 20x20mm - 400x400mm)

Wall Thickness

1.0mm - 12.0mm

Length

6m, 12m standard, or as required

Material Standard

Base Steel: G550 (ASTM A653 Grade 550)

Pipe Standard

ASTM A500 Grade C, EN 10219, or equivalent

Technique

Formed & Welded, then Hot-Dip Galvanized

Zinc Coating

Z60 - Z275 (60-275 g/m²) as required

Surface Treatment

Clean, blasting, and painting available upon request

Tolerance

Complies with relevant ASTM/EN standards

Export Packing

Waterproof paper, steel strip packed. Standard seaworthy package.

CUSTOMER VISIT

All products strictly adhere to internationally recognized standards such as GB, ASTM, EN, JIS, and DIN, and are suitable for overseas procurement needs in various fields such as food packaging, home appliance manufacturing, infrastructure engineering, machinery processing, petrochemicals, and marine engineering. Our products are exported to more than 80 countries and regions in Southeast Asia, the Middle East, Africa, Europe, and Latin America.

FACTORY WORKSHOP

Taking product quality as the guide, constantly seeking breakthroughs, achieving optimization and upgrading, and striving to create high-quality steel products are our constant pursuits. The products have passed national safety 3C certification, EU CE certification and ISO9001 international quality system certification.

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

PARTNER

shrn steel
shiheng speclal steel
ansteel
ansteel
Hangzhou Iron and Steel
Benxi Steel
Tianjin Iron and Steel
Wuhan Iron and Steel
Shagang Group
Panzhihua Steel
Tangshan Iron and Steel
Baotou Steel
Maanshan Iron and Steel Group
Guangzhou Iron and Steel
Valin Steel
Laiwu Steel Group

APPLICATION AREAS

Construction Project

Construction Project

Marine Exploration

Marine Exploration

Automobile Manufacturing

Automobile Manufacturing

Architectural Engineering

Architectural Engineering

Aerospace

Aerospace

Solar Energy

Solar Energy

Bridge Construction

Bridge Construction

Wind Power

Wind Power

FAQ

Q:How about your product quality?

Q:How about your product quality?

A:All products are produced in accordance with international standards, with strict raw material inspection, production monitoring and finished product testing. We provide MTC (Mill Test Certificate), third-party inspection reports and support customer factory audit.
A:All products are produced in accordance with international standards, with strict raw material inspection, production monitoring and finished product testing. We provide MTC (Mill Test Certificate), third-party inspection reports and support customer factory audit.
Q:Can you provide free samples?

Q:Can you provide free samples?

A:We can provide free small size samples for quality inspection. Customers only need to bear the freight cost. Sample orders and formal bulk orders are both welcome.
A:We can provide free small size samples for quality inspection. Customers only need to bear the freight cost. Sample orders and formal bulk orders are both welcome.
Q:What steel grades and standards do you support?

Q:What steel grades and standards do you support?

A:Our products comply with international mainstream standards, including GB, ASTM, AISI, JIS, DIN, EN. Common grades include Q235B, Q355B, 20#, 430, 304, 316L, 2205, DX51D, SGCC and more. Full material test certificates can be provided.
A:Our products comply with international mainstream standards, including GB, ASTM, AISI, JIS, DIN, EN. Common grades include Q235B, Q355B, 20#, 430, 304, 316L, 2205, DX51D, SGCC and more. Full material test certificates can be provided.
Q:Can you provide customized size and surface treatment?

Q:Can you provide customized size and surface treatment?

A:Yes. All steel products can be customized according to customer requirements, including thickness, width, length, surface finish (polished, brushed, galvanized, color coated), cutting, slitting, bending and deep processing. We support OEM and ODM service.
A:Yes. All steel products can be customized according to customer requirements, including thickness, width, length, surface finish (polished, brushed, galvanized, color coated), cutting, slitting, bending and deep processing. We support OEM and ODM service.
Q:What products do you mainly supply?

Q:What products do you mainly supply?

A:We mainly supply carbon steel plates, carbon steel coils, carbon steel pipes, stainless steel plates, stainless steel coils, stainless steel pipes, galvanized steel plates, galvanized steel coils, color coated steel coils and other full-series steel products. Customized sizes and various steel grades are available to meet construction, manufacturing, piping and engineering procurement needs.
A:We mainly supply carbon steel plates, carbon steel coils, carbon steel pipes, stainless steel plates, stainless steel coils, stainless steel pipes, galvanized steel plates, galvanized steel coils, color coated steel coils and other full-series steel products. Customized sizes and various steel grades are available to meet construction, manufacturing, piping and engineering procurement needs.

RELATED PRODUCTS


GET A FREE QUOTE

Apply For Discount !

24 Hours Online Service

Provide You With Free Industry Solutions

Quality Assurance

%{tishi_zhanwei}%