Basic Information
Model NO.
ASTM BS EN JIS DIN API KSD AS
Material
API 5L, ASTM A53, BS En10219, GB/T 3091, JIS G3457
Surface Treatment
Bared, Oiled, Color Paint, 3LPE, or Other
Usage
Pipeline Transport, Oil/Gas Drilling, Machinery Industry, Construction
Section Shape
Round, Square, Rectangular
Length
5.8~12m or Upon Customer' Requirements
Production Capacity
250,000 Ton/Year
Product Specification
| Commodity |
Steel Pipe & Hollow Section Tube & Square Steel Hollow Sections |
| Outer Diameter |
ERW / HFW |
LSAW / DSAW |
SSAW / HSAW |
RHS |
SHS |
1/8 - 20 inch
(10.3 - 508 mm) |
12 - 56 inch
(323.8 - 1,420 mm) |
8 - 126 inch
(219.1 - 3,200 mm) |
40 x 20 mm - 1,000 x 800 mm |
15 x 15 mm - 1,000 x 1,000 mm |
| Wall Thickness |
0.4 - 16 mm |
6.0 - 40 mm |
6.0 - 26 mm |
1.0 - 30 mm |
0.6 - 30 mm |
| Standard |
GB/T 3091, GB/T 13793, ASTM A252, ASTM A53, ASTM A500, EN 10210, EN 10219, API 5L, DIN 1626/1615, etc. |
| Grade |
SS400, Q235, Q345, Q460, A572 Gr.50, S235, S275, S355, Grade A/B, X42, X52, X60, X70, etc. |
| Surface |
Prime quality (bared, oiled, color paint, 3LPE, or other anti-corrosive treatment) |
| Inspection |
Chemical Composition and Mechanical Properties Analysis; Dimensional and Visual Inspection; Nondestructive Inspection. |
Company Profile
Our company is a professional manufacturer and designer of welded steel pipe, with more than 20 years of experience in the industry. We have become a well-known name by offering excellent products with top-tier quality, supported by a strong business reputation and financial strength.
Quality Control
We operate our own laboratory and possess complete detection devices for thorough chemical composition analysis and mechanical properties testing, ensuring every product meets international standards.
Product Application
The pipes we produce are widely utilized in various sectors, including:
✓ Structural engineering and piling
✓ Electric power transmission tower projects
✓ Water, oil, and gas pipeline engineering
✓ Mechanical industry and municipal projects
✓ Roads and auxiliary infrastructure facilities
Why Choose Us
● Over 20 years of manufacturing experience
● Strong R&D and design capabilities
● Professional OEM and ODM services
● Expert material and grade selection assistance
● Strict adherence to classification society specs
● Efficient logistics for large-scale shipments
Frequently Asked Questions (FAQ)
What materials and grades are available for your steel pipes?
We provide pipes in various materials including API 5L, ASTM A53, and GB/T 3091. Available grades range from Q235 and Q345 to high-strength X70 and S355.
What types of surface treatments do you offer?
Our pipes can be supplied bared, oiled, color painted, or with 3LPE and other anti-corrosive treatments to suit your project requirements.
Can the length of the pipes be customized?
Yes, while standard lengths are between 5.8m and 12m, we can provide custom lengths based on specific customer requirements.
How do you ensure the quality of your steel pipes?
We conduct chemical composition analysis, mechanical properties tests, and nondestructive inspections in our own specialized laboratory.
What is your production capacity and typical delivery time?
We have a production capacity of 250,000 tons per year. Delivery typically takes 20-45 days after receiving a deposit or confirmed L/C, depending on the order quantity.
What payment terms do you accept?
We accept T/T (30% advance, 70% against B/L copy), L/C at sight, or a combination of T/T and L/C.
Terra Steel
