It is made by rolling low-carbon carbon structural steel or low-alloy structural steel strip according to a certain spiral angle (called forming angle) into a tube blank, and then welding the tube seam together. It can be made with a narrower Strip steel produces large diameter steel pipes. Its specifications are expressed by outer diameter * wall thickness, and the welded pipe shall be ensured that the hydraulic test, the tensile strength of the weld and the cold bending performance must meet the requirements.

Shandong HONGYAN Metal material limited company are specialized in Iron and Steel materials for over more than 15 years. Our products category: Hot rolled steel plate and steel sheet, medium thick steel plate, stainless steel sheet and plate, galvanized steel sheet, and checkered steel sheet and plate; Hot rolled steel coils, cold rolled steel coil, galvanized steel coil and stainless steel coils; Seamless steel pipe, welded steel pipe, hollow bar, galvanized steel pipe, square pipe, rectangular steel pipe, and stainless steel pipes; Steel bar, hot rolled steel bar, forged bar, rebar, deformed bar and other steel profiles. Except the steel raw materials,: Stainless steel plate, stainless steel pipe, carbon steel plate, carbon steel pipe, galvanized sheet, galvanized pipe, PPGI, PPGL.

 

Q: Are you trading company or manufacturer ?
A: We are factory.

Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment. If you have another question, pls feel free to contact us as below:

20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High)
40ft GP:12032mm(Length)x2352mm(Width)x2393mm(High)
40ft HC:12032mm(Length)x2352mm(Width)x2698mm(High)
20feet container load 25tons coils whose length is under 5.8m
40feet container load 25tons coils whose length is under 11.8m