Stainless Steel Seamless Tube and Pipe

Stainless Steel Seamless Tubes and Pipes

Seamless Pipe  ASTM 304L (Also in 312)

NPS/NB (inches)	SCH 10S	SCH 40S	SCH 80S
1/4	-	X	X
3/8	X	X	X
1/2	X	X	X
3/4	-	X	X
1	X	X	X
1 1/4	-	X	X
1 1/2	X	X	X
2	X	X	X
2 1/2	X	X	-
3	X	X	X
4	X	X	X
6	X	X	X
8	-	X	X

Seamless Pipe  ASTM A312, 316L

NPS/NB (inches)	SCH 10S	SCH 40S	SCH 80S	SCH160
1/8	X	X	-	-
1/4	X	X	X	-
3/8	X	X	X	-
1/2	X	X	X	X
3/4	X	X	X	X
1	X	X	X	X
1 1/4	-	-	X	-
1 1/2	X	X	X	X
2	X	X	X	X
2 1/2	X	X	X	-
3	X	X	X	X
3 1/2	X	X	-	-
4	X	X	X	-
5	-	X	-	-
6	X	X	X	-
8	X	X	X	-

Seamless Tube Type 304L

Metric			Imperial
O/D	Wall		O/D	Wall	O/D	Wall
(mm)	(mm)		(in)	(swg)	(in)	(swg)
6	1.0		1/8	25	5/8	20
8	1.0		3/16	22	5/8	18
10	1.0		1/4	20	5/8	16
10	2.0		1/4	18	3/4	20
12	1.0		1/4	16	3/4	18
15	1.0		5/16	20	3/4	16
15	1.5		3/8	20	7/8	18
15	2.0		3/8	18	1	18
18	1.5		3/8	16	1 1/4	18
25	1.5		1/2	18	2	16
50	2.0		1/2	16

Type 316L Seamless Tube (metric)

O/D	Wall	O/D	Wall	O/D	Wall
(mm)	(mm)	(mm)	(mm)	(mm)	(mm)
6	0.5	14	1.5	25	1.5
6	1.0	14	2.0	25	2.0
6	1.5	15	1.0	25	2.5
8	1.0	15	1.5	25	3.0
8	1.5	15	2.0	30	1.5
10	1.0	16	1.5	30	2.0
10	1.5	16	2.0	30	3.0
10	2.0	18	1.5	38	3.0
12	1.0	20	1.5	38	4.0
12	1.5	20	2.0
12	2.0	22	1.5

316L Seamless Tube ASTM A269

O/D	Wall	O/D	Wall	O/D	Wall
(in)	(swg)	(in)	(swg)	(in)	(swg)
1/8	24	1/2	1/8 Inch	1 1/4	18
1/8	22	5/8	20	1 1/4	16
1/8	20	5/8	1818	1 1/4	14
3/61	24	5/8	16	1 1/4	1/8 inch
3/16	22	5/8	14	1 3/8	16
3/16	20	5/8	1/8 inch	1 1/2	16
3/16	18	3/4	20	1 1/2	14
1/4	22	3/4	18	1 1/2	1/4 inch
1/4	20	3/4	16	1 1/2	1/8 inch
1/4	18	3/4	14	1 3/4	16
1/4	16	3/4	12	1 3/4	1/8 inch
5/16	22	3/4	1/8 inch	2	16
5/16	20	3/4	3/16	2	14
5/16	18	7/8	18	2	1/8 inch
5/16	16	7/8	16	2	1/4 inch
3/8	22	7/8	14	2 1/4	16
3/8	20	7/8	1/8 inch	2 1/4	10
3/8	16	1	20	2 1/4	1/4 inch
3/8	14	1	18	2 1/2	16
3/8	1/8 Inch	1	16	2 1/2	1/8 inch
7/16	20	1	14	2 1/2	1/4 inch
1/2	22	1	12	3	16
1/2	20	1	10	3	14
1/2	18	1	3/16 inch	3	10
1/2	16	1	1/4 inch	3	1/4 inch
1/2	14	1 1/8	16	4	1/4 inch