Pipe & Tube FAQ

IMPORTANT NOTE Post Thickness increases from 0.065"(16 ga) to .072"(15wt), .080", 20wt(commercial) and 40wt being the thickest.

OUTSIDE DIAMETER OF PIPE BELOW:
1-3/8" IS SAME AS 1.315", (91 pcs/ mill bundle)
1-5/8" IS SAME AS 1.660", (61 pcs/ mill bundle)
1-7/8", 2" IS SAME AS 1.900", (91 pcs/mill bundle)
2-3/8", 2-1/2" IS SAME AS 2.375". (37 pcs/ mill bundle)
2-7/8", 3" IS SAME AS 2.875" (19 pcs/ mill bundle)

SEE Pipe Chart below, to confirm diameter size

Nom OD	Dec. OD	Thickness	Type	Length in Feet	Gauge Description
1 3/8"	1.315	0.055	STD	10.5, 21 FT	Standard Residential
1 3/8"	1.315	0.065	STRONG	10.5, 21 FT	Heavy Residential
1 3/8"	1.315	0.072	15 WT	10.5, 21 FT	Light Commercial
1 3/8"	1.315	0.080	20 WT	10.5, 21 FT	Heavy Commercial

1 5/8"	1.660	0.055	STD	6, 7, 8, 21, 24 FT	Standard Residential
1 5/8"	1.660	0.065	STRONG	6, 7, 8, 21, 24 FT	Heavy Residential
1 5/8"	1.660	0.072	15 WT	6, 7, 8, 21, 24 FT	Light Commercial
1 5/8"	1.660	0.085	20 WT	6, 7, 8, 21, 24 FT	Heavy Commercial
1 5/8"	1.660	0.110	40 WT	6, 7, 8, 21, 24 FT	Industrial gauge

2"	1.900	0.055	STD	6, 7, 8, 21, 24 FT	Standard Residential
2"	1.900	0.065	STRONG	6, 7, 8, 21, 24 FT	Heavy Residential
2"	1.900	0.072	15 WT	6, 7, 8, 21, 24 FT	Light Commercial
2"	1.900	0.090	20 WT	6, 7, 8, 21, 24 FT	Heavy Commercial
2"	1.900	0.120	40 WT	6, 7, 8, 21, 24 FT	Industrial Sched. 40

2 1/2"	2.375	0.055	STD	6, 7, 8, 21, 24 FT	Standard Residential
2 1/2"	2.375	0.065	STRONG	6, 7, 8, 21, 24 FT	Heavy Residential
2 1/2"	2.375	0.072	15 WT	6, 7, 8, 21, 24 FT	Light Commercial
2 1/2"	2.375	0.095	20 WT	6, 7, 8, 21, 24 FT	Heavy Commercial
2 1/2"	2.375	0.130	40 WT	6, 7, 8, 21, 24 FT	Industrial Sched. 40

3"	2.875	0.110	20 WT	6, 7, 8, 21, 24 FT	Heavy Commercial
3"	2.875	0.160	40 WT	6, 7, 8, 21, 24 FT	Industrial Sched. 40

4"	4.000	0.226	SCH 40	6, 7, 8, 21, 24 FT	Industrial Sched. 40
6 5/8"	6.625	0.280	SCH 40	6, 7, 8, 21, 24 FT	Industrial Sched. 40