CHS 2.875 inch and below, SHS 2 ¼ inch or equivalent and below. BS 1139, JIS G3444, AS 1163 , ASTM A500, ASTM F1043
Pipe Standard:
ASTM A53 Grade A -Sch40
Tensile Strength (min):
330N/mm2
Yield Strength (min):
205N/mm2
External Coating:
0.9 oz/ft2 zinc coating with a chromate passivation coating and a clear polymer film.
Internal Coating:
High corrosion resistance paint