... fluid, and electricity 2)Seamless,SAW and ERW steel pipe 3)THK <2.4" 4)OD<12" A: Pipe and tube Size ... Range:1) Round pipe diameter: 8mm-3000mm, thickness: 0.4-60.0mm2) Square tube: 10 ... x 1000mm, thickness: 0.6-60.0mm3) Rectangle tube: 15 x 10mm-800 x 500mm, thickness: 0 ... black, blank, bright and galvanized, or painted C: Length of each pipe: 500mm-16,000mm D: Steel grade: 10#, ...