Q345 Q245B DN200 Black Welding Spiral Large Diameter Thick Wall Carbon Steel Pipe For House Bridge

Spiral welded pipe: is the low carbon structural steel or low alloy structural steel steel strip according to a certain spiral Angle (called forming Angle) rolled into the tube billet, and then the pipe seam welded to make, it can use a narrow strip steel production of large diameter steel pipe. The specification is expressed by outer diameter * wall thickness, and the welded pipe shall ensure that the hydraulic test, the tensile strength of the weld and the cold bending performance shall meet the requirements.

Factory test and other terms

1.Nondestructive Electric Test

2.Heat Treatment: according to Standard
3.Surface Condition:According to Standard.
4.Grain Size:According to standard
5.Sampling:flattening,flaring,grain size,Marking

6.we provide bevel end,plastic cap, varnish coating, oiled or black painted to prevent rustand other packing service.

Competitive Advantage

Welded Cold Drawn Steel tubes are now our new and stable products for automobiles and related industries.

We can produce size range from OD 15mm-60mm, WT 1.5mm-10mm.

Product Photo

Appliction

Packing & Delivery

Our Factory

FAQ

Q1: ARE YOU FACTORY OR TRADER?
A1: Wuxi Sylaith Special Steel Co.,Ltd is a manufacturer of steel pipe and tube since 2010. We've gained our Export Right and become an integrated company of industry and trade in order to satisfy buyer's multi-request on different material and products.

Q2: WHICH MATERIAL/PRODUCTS YOU CAN PROVIDE?
A2: Seamless Stainless Steel Pipe / Tube, Seamless Carbon Stainless Steel Pipe /Tube,Galvanized Steel Tube witn any Shape and Welded pipes can also be available

Q3: HOW TO GET A SAMPLE?
A3: FREE samples are available for your checking and testing. And to get free samples, you need to send us you detailed receiving address (including post code) and your DHL/FedEx/UPS account for collecting samples, courier cost will be paid in your side.

Q4. CAN YOU PRODUCE THE PRODUCTS ACCORDING TO MY OWN DRAWINGS?
A4: Yes, we can produce the products according to your drawings that will be most satisfy you.

Q5: HOW TO VISIT YOUR FACTORY?
A5: Most of the main cities have flights to Shanghai; you can take flight to Shanghai Putong/Hongqiao International Airport.
If you come from Hongkong, it will take 2 hours by flight (every day 5 flight around noon time).