A: Size Range:
Round pipe diameter: 8mm-10mm, thickness: 1-10mm
B: Surface finish: Black, blank, bright
C: Length of each pipe: 500mm-16, 000mm
D: Steel grade and material:
ASTM A312/A312M -----TP304/L, TP316/L, etc.
ASTM A268/A268M -----TP410, etc.
ASTM A269-----TP304/L, TP316/L, etc.
ASTM A270-----TP304/L, TP316/L
ASTM A789/A789M -----S31803, etc.
ASTM A790/A790M -----S31803, etc.
ASTM A688/A688M -----TP304/L, TP316/L, etc.
JIS G3463-------SUS304 TB/L TB, SUS 316 TB/L TB, etc.