ASTM A312 Seamless Stainless Steel Pipe | TP304 & TP316L

Longitudinally Submerged Arc Welding Steel Pipe/Tube

NPS: 8" thru 72"

End: BE/ PE/ Threaded (NPT, BSP)

Wall Thickness: Sch5s/ Sch10s/ Sch10/ Sch20/ Sch30/ Sch40s/ STD/ Sch40/ Sch60/ Sch80s/ XS/ Sch80/ Sch100/ Sch120/ Sch140/ Sch160/ XXS, 8mm thru 50mm.

Standard: ASME B36.19, ASME B36.10, (Customization Available)

Surface Finishing:Pickling, blasting, bright annealed, mill finish, polish finish 120#, 180#, 240#, 300#, 600# etc., black/red/yellow painting, galvanized, lightly oiled, 3PE, 3PP etc.

Material Range:

Stainless Steel: 301, 304/304L/304H, 310S, 316/316L, 317L, 321/321H, 347/347H, 904L, 630, 631, 410, 420, 430, 201, 202, etc.

Carbon Steel: ASTM A53 Gr.A/B/C, ASTM A500 Gr.1/2/3, API 5L PSL1/PSL2 Gr.B/X42/X52/X60/X70, etc.

Duplex Steel: S31803, S32205, S31500, S32550, S31200, S31260, S32304, S32750, S32760, S32950, etc.

Special Alloy Steel: Monel 400/K-500, Inconel 600/625/800, Incoloy 800H/800HT, Hastelloy B2/C22/C276, 254SMO, 253MA, etc.

Package: PP wrapped/ bundled/ wooden box

Pictures:

Dimension as below:

Norminal Pipe Size		Outside Diameter	Norminal Wall Thickness (mm)
Norminal Pipe Size		Outside Diameter	Norminal Wall Thickness (mm)
NPS	DN	D (mm)	sch 5s	sch 10s	sch 10	sch 20	sch 30	sch 40s
8	200	219.1	2.77	3.76	3.76	6.35	7.04	8.18
10	250	273.1	3.4	4.19	4.19	6.35	7.8	9.27
12	300	323.9	3.96	4.57	4.57	6.35	8.38	9.53
14	350	355.6	3.96	4.78	6.35	7.92	9.53	-
16	400	406.4	4.19	4.78	6.35	7.92	9.53	-
18	450	457.2	4.19	4.78	6.35	7.92	11.13	-
20	500	508	4.78	5.54	6.35	9.53	12.7	-
22	550	558.8	4.78	5.54	6.35	9.53	12.7	-
24	600	609.6	5.54	6.35	6.35	9.53	14.27	-
26	650	660.4	-	-	7.92	12.7	-	-
28	700	711.2	-	-	7.92	12.7	15.88	-
30	750	762	6.35	7.92	7.92	12.7	15.88	-
32	800	812.8	-	-	7.92	12.7	15.88	-
34	850	863.6	-	-	7.92	12.7	15.88	-
36	900	914.4	-	-	7.92	12.7	15.88	-

Norminal Pipe Size		Outside Diameter	Norminal Wall Thickness (mm)
Norminal Pipe Size		Outside Diameter	Norminal Wall Thickness (mm)
NPS	DN	D (mm)	STD	sch 40	sch 60	sch 80s	XS	sch 80
8	200	219.1	8.18	8.18	10.31	12.7	12.7	12.7
10	250	273.1	9.27	9.27	12.7	12.7	12.7	15.09
12	300	323.9	9.53	10.31	14.27	12.7	12.7	17.48
14	350	355.6	9.53	11.13	15.09	-	12.7	19.05
16	400	406.4	9.53	12.7	16.66	-	12.7	21.44
18	450	457.2	9.53	14.27	19.05	-	12.7	23.83
20	500	508	9.53	15.09	20.62	-	12.7	26.19
22	550	558.8	9.53	-	22.23	-	12.7	28.58
24	600	609.6	9.53	17.48	24.61	-	12.7	30.96
26	650	660.4	9.53	-	-	-	12.7	-
28	700	711.2	9.53	-	-	-	12.7	-
30	750	762	9.53	-	-	-	12.7	-
32	800	812.8	9.53	17.48	-	-	12.7	-
34	850	863.6	9.53	17.48	-	-	12.7	-
36	900	914.4	9.53	17.48	-	-	12.7	-
38	950	965.2	9.53				12.7
40	1000	1016	9.53				12.7
42	1050	1066.8	9.53				12.7
44	1100	1117.6	9.53				12.7
46	1150	1168.4	9.53				12.7
48	1200	1219.2	9.53				12.7

Norminal Pipe Size		Outside Diameter	Norminal Wall Thickness (mm)
Norminal Pipe Size		Outside Diameter	Norminal Wall Thickness (mm)
NPS	DN	D (mm)	sch 80	sch 100	sch 120	sch 140	sch 160	XXS
8	200	219.1	12.7	15.09	18.26	20.62	23.01	22.23
10	250	273.1	15.09	18.26	21.44	25.4	28.58	25.4
12	300	323.9	17.48	21.44	25.4	28.58	33.32	25.4
14	350	355.6	19.05	23.83	27.79	31.75	35.71	-
16	400	406.4	21.44	26.19	30.96	36.53	40.49	-
18	450	457.2	23.83	29.36	34.96	39.67	45.24	-
20	500	508	26.19	32.54	38.1	44.45	50.01	-
22	550	558.8	28.58	34.93	41.28	47.63	53.98	-
24	600	609.6	30.96	38.89	46.02	52.37	59.54	-
26	650	660.4	-	-	-	-	-	-
28	700	711.2	-	-	-	-	-	-
30	750	762	-	-	-	-	-	-
32	800	812.8	-	-	-	-	-	-
34	850	863.6	-	-	-	-	-	-
36	900	914.4	-	-	-	-	-	-

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ASTM A312 Stainless Steel Pipe Specifications

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