Stainless Steel Welded Square Piping/ Tubo soldado de acero inoxidable Stainless steel welded square pipe is usually made of stainless steel plate or steel strip after rolling and forming by machine and mould. Application: Stainless steel welded square pipe is widely used for all types of fabrication projects that are exposed to the elements – chemical, acidic, fresh water, and salt water environments. Main Standard: ASTM A312, ASTM A269, ASTM A249, ASTM A554 Main Grade: 304, 316L, 321, 2205; 1.4301, 1.4404, 1.4541 Outer Diameter: 20*20—250*250mm Wall Thickness: 3-20mm Length: fixed 6m or as customers’ requirement Surface Treatment: pickling or as customers’ requirement How is it Measured? Height(A) X Width (B) X Wall Thickness (C) X Length PS: Advantages Of Welded Tubes & Pipes A. Lower cost compared to the equivalent seamless alternative B. Short lead time C. Better surface finishing of outside and inside, the internal material surface for welded tubes can be checked prior to manufacture D. Thinner wall thickness and more uniform E. Tighter tolerance