PIPE | 스틸맥스

배관용 Size KS,JIS, ASTM

호칭		O.D, 외경, mm		KS D 3576, JIS G 3459, ASTM A312, mm
호칭		O.D, 외경, mm		5S		10S		20S	40		80
A	B	KS, JIS	ASTM	KS, JIS	ASTM	KS, JIS	ASTM	KS (JIS)	KS, JIS	ASTM	KS, JIS	ASTM
6	1/8	10.5	10.29	1.0	–	1.2	1.24	1.5	1.7	1.73	2.4	2.41
8	1/4	13.8	13.72	1.2	–	1.65	1.65	2.0	2.2	2.24	3.0	3.02
10	3/8	17.3	17.15	1.2	–	1.65	1.65	2.0	2.3	2.31	3.2	3.20
15	1/2	21.7	21.34	1.65	1.65	2.1	2.11	2.5	2.8	2.77	3.7	3.73
20	3/4	27.2	26.67	1.65	1.65	2.1	2.11	2.5	2.9	2.87	3.9	3.91
25	1	34.0	33.40	1.65	1.65	2.8	2.77	3.0	3.4	3.38	4.5	4.55
32	1-1/4	42.7	42.16	1.65	1.65	2.8	2.77	3.0	3.6	3.56	4.9	4.85
40	1-1/2	48.6	48.26	1.65	1.65	2.8	2.77	3.0	3.7	3.68	5.1	5.08
50	2	60.5	60.33	1.65	1.65	2.8	2.77	3.5	3.9	3.91	5.5	5.54
65	2-1/2	76.3	73.03	2.1	2.11	3.0	3.05	3.5	5.2	5.16	7.0	7.01
80	3	89.1	88.90	2.1	2.11	3.0	3.05	4.0	5.5	5.49	7.6	7.62
90	3-1/2	101.6	101.60	2.1	2.11	3.0	3.05	4.0	5.7	5.74	8.1	8.08
100	4	114.3	114.30	2.1	2.11	3.0	3.05	4.0	6.0	6.02	8.6	8.56
125	5	139.8	141.30	2.8	2.77	3.4	3.40	5.0	6.6	6.55	9.5	9.52
150	6	165.2	168.28	2.8	2.77	3.4	3.40	5.0	7.1	7.11	11.0	10.97
200	8	216.3	219.08	2.8	2.77	4.0	3.76	6.5	8.2	8.18	12.7	12.70
250	10	267.4	273.05	3.4	3.40	4.0	4.19	6.5	9.3	9.27	15.1	12.70
300	12	318.5	323.85	4.0	3.96	4.5	4.57	6.5	10.3	9.52	17.4	12.70
350	14	355.6	355.60	4.0	3.96	5.0	4.78	8.0	11.1	–	19.0	–
400	16	406.4	406.40	4.5	4.19	5.0	4.78	8.0	12.7	–	21.4	–

KS, JIS 배관용강관

호칭		바깥지름(O.D)	SCH 5S			SCH 10S			SCH 20S			SCH 40
A	B	바깥지름(O.D)	t	304/304L	316/316L	t	304/304L	316/316L	t	304/304L	316/316L	t	304/304L	316/316L
6	1/8	10.5	1.0	0.237	0.238	1.2	0.278	0.280	1.5	0.336	0.338	1.7	0.373	0.375
8	1/4	13.8	1.2	0.377	0.379	1.65	0.499	0.503	2.0	0.588	0.592	2.2	0.636	0.64
10	3/8	17.3	1.2	0.481	0.484	1.65	0.643	0.647	2.0	0.762	0.767	2.3	0.859	0.865
15	1/2	21.7	1.65	0.824	0.829	2.1	1.03	1.03	2.5	1.20	1.20	2.8	1.32	1.33
20	3/4	27.2	1.65	1.05	1.06	2.1	1.31	1.32	2.5	1.54	1.55	2.9	1.76	1.77
25	1	34.0	1.65	1.33	1034	2.8	2.18	2.19	3.0	2.32	2.33	3.4	2.59	2.61
32	1-1/4	42.7	1.65	1.69	1.70	2.8	2.78	2.80	3.0	2.97	2.99	3.6	3.51	3.53
40	1-1/2	48.6	1.65	1.93	1.94	2.8	3.19	3.21	3.0	3.41	3.43	3.7	4.14	4.16
50	2	60.5	1.65	2.42	2.43	2.8	4.02	4.05	3.5	4.97	5.00	3.9	5.50	5.53
65	2-1/2	76.3	2.1	3.88	3.91	3.0	5.48	5.51	3.5	6.35	6.39	5.2	9.21	9.27
80	3	89.1	2.1	4.55	4.58	3.0	6.43	6.48	4.0	8.48	8.53	5.5	11.5	11.5
90	3-1/2	101.6	2.1	5.20	5.24	3.0	7.37	7.42	4.0	9.72	9.79	5.7	13.6	13.7
100	4	114.3	2.1	5.87	5.91	3.0	8.32	8.37	4.0	11.0	11.1	6.0	16.2	16.3
125	5	139.8	2.8	9.56	9.62	4.4	11.6	11.6	5.0	16.8	16.9	6.6	21.9	22
150	6	165.2	2.8	11.3	11.4	3.4	13.7	13.8	5.0	20.0	20.1	7.1	28.0	28.1
200	8	216.3	2.8	14.9	15.0	4.0	21.2	21.3	6.5	34.0	34.2	8.2	42.5	42.8
250	10	267.4	3.4	22.4	22.5	4.0	26.2	26.4	6.5	42.2	42.5	9.3	59.8	60.2
300	12	318.5	4.0	31.3	31.5	4.5	35.2	35.4	6.5	50.5	50.8	10.3	79.1	79.6
350	14	355.6	4.0	35.0	35.3	5.0	43.7	43.9	8.0	69.3	69.7	11.1	95.3	95.9
400	16	406.4	5.0	45.1	45.3	5.0	50.0	50.3	8.0	79.4	79.9	12.7	125	125
450	18	457.2	–	–	–	–	–	–	–	–	–	14.3	158	159
500	20	508.0	–	–	–	–	–	–	–	–	–	15.1	185	187
550	22	558.8	–	–	–	–	–	–	–	–	–	15.9	215	216
600	24	609.6	–	–	–	–	–	–	–	–	–	17.5	258	260
650	26	660.4	–	–	–	–	–	–	–	–	–	18.9	302	304

Designation of grade	mass	Formula
SUS304TP, SUS304HTP, SUS304LPT, SUS321TP, SUS321HTP	7.93	W=0.02491t(D-t)
SUS309PT, SUS309SPT, SUS310TP, SUS310STP, SUS315J1TP, SUS315J2PT, SUS316TP, SUS316LPT, SUS316HPT, SUS316TiPT, SUS317TP, SUS317LPT, SUS347PT, SUS347HPT	7.98	W=0.02507t(D-t)
SUS329J1PT, SUS329J3LPT, SUS329J4LPT	7.80	W=0.02450t(D-t)
SUS405TP, SUS409LPT, SUS444TP,	7.75	W=0.02435t(D-t)
SUS430TP, SUS430LXPT, SUS430J1LPT, SUS436LPT	7.70	W=0.02419t(D-t)
SUS836LPT	80.6	W=0.02532t(D-t)
SUS890LPT	8.05	W=0.02529t(D-t)
w : UNIT mas of pipe(kg/m), t : wall thickness (mm), D : outside diameter of pipe (mm)

A312 배관용

O.D, 외경		SCH 5S			SCH 10S			SCH 40S			SCH 80S
NPS	mm	t	304/304L	316/316L	t	304/304L	316/316L	t	304/304L	316/316L	t	304/304L	316/316L
1/8	10.29	–	–	–	1.24	0.280	0.281	1.73	0.369	0.371	2.41	0.473	0.476
1/4	13.72	–	–	–	1.65	0.496	0.499	2.24	0.641	0.64	3.02	0.805	0.81
3/8	17.15	–	–	–	1.65	0.637	0.641	2.31	0.854	0.859	3.20	1.11	1.12
1/2	21.34	1.65	0.809	0.814	2.11	1.01	1.02	2.77	1.28	1.29	3.73	1.64	1.66
3/4	26.67	1.65	1.03	1.03	2.11	1.29	1.3	2.87	1.7	1.71	3.91	2.22	2.23
1	33.40	1.65	1.30	1.31	2.77	2.11	2.13	3.38	2.53	2.54	4.55	3.27	3.29
1-1/4	42.16	1.65	1.67	1.68	2.77	2.72	2.74	3.56	3.42	3.45	4.85	4.51	4.54
1-1/2	48.26	1.65	1.92	1.93	2.77	3.14	3.16	3.68	4.09	4.11	5.08	5.46	5.5
2	60.33	1.65	2.41	2.43	2.77	3.97	4.00	3.91	5.5	5.53	5.54	7.56	7.61
2-1/2	73.03	2.11	3.73	3.75	3.05	5.32	5.35	5.16	8.72	8.78	7.01	11.5	11.6
3	88.90	2.11	4.56	4.59	3.05	6.52	6.56	5.49	11.4	11.5	7.62	15.4	15.5
3-1/2	101.60	2.11	5.23	5.26	3.05	7.49	7.54	5.74	13.7	13.8	8.08	18.8	18.9
4	114.30	2.11	5.90	5.93	3.05	8.45	8.51	6.02	16.2	16.3	8.56	22.5	22.7
5	141.30	2.77	9.56	9.62	3.40	11.7	11.8	6.55	22	22.1	9.52	31.3	31.5
6	168.28	2.77	11.4	11.5	3.40	14.0	14.1	7.11	28.5	28.7	10.97	43	43.3
8	219.08	2.77	14.9	15.0	3.76	20.2	20.3	8.18	43	43.2	12.70	65.3	65.7
10	273.05	3.40	22.8	23.0	4.19	28.1	28.2	9.27	60.9	61.3	–	–	–
12	323.85	3.96	31.6	31.8	4.57	36.3	36.6	–	–	–	–	–	–
14	355.60	3.96	34.7	34.9	4.78	41.8	42.0	–	–	–	–	–	–
16	406.40	4.19	42.0	42.2	4.78	47.8	48.1	–	–	–	–	–	–

KS JIS 배관용 대구경

Nominal Diameter		O.D	Sch 5S			Sch 10S			Sch 20S			Sch 40
A	B	mm	t	304/304L	316/316L	t	304/304L	316/316L	t	304/304L	316/316L	t	304/304L	316/316L
150	6	165.2	2.8	11.3	11.4	3.4	13.7	13.8	5.0	20.0	20.1	7.1	28.0	28.1
200	8	216.3	2.8	14.9	15.0	4.0	21.2	21.3	6.5	34.0	34.2	8.2	42.5	42.8
250	10	267.4	3.4	22.4	22.5	4.0	26.2	26.4	6.5	42.2	42.5	9.3	59.8	60.2
300	12	318.5	4.0	31.3	31.5	4.5	35.2	35.4	6.5	50.5	50.8	10.3	79.1	79.6
350	14	35506	4.0	35	35.3	5.0	43.7	43.9	8.0	69.3	69.7	11.1	95.3	95.9
400	16	406.4	4.5	45.1	45.3	5.0	50	50.3	8.0	79.4	79.9	12.7	125	125
450	18	457.2	4.5	50.7	51.1	5.0	56.3	56.7	8.0	89.5	90.1	14.3	158	159
500	20	508	5.0	62.6	63.1	5.5	68.8	69.3	9.5	118	119	15.1	185	187
550	22	558.8	5.0	69	69.4	5.5	75.8	76.3	9.5	130	131	15.9	215	216
600	24	609.6	5.5	82.8	83.3	6.5	97.7	98.3	9.5	142	143	17.5	258	260
650	26	660.4	5.5	89.7	90.3	8.0	130	131	12.7	205	206	–	–	–
700	28	711.2	5.5	96.7	97.3	8.0	140	141	12.7	221	222	–	–	–
750	30	762	6.5	122	123	8.0	150	151	12.7	237	239	–	–	–
800	32	812.8	–	–	–	8.0	160	161	12.7	253	255	–	–	–
850	34	863.6	–	–	–	8.0	171	172	12.7	269	271	–	–	–
900	36	914.4	–	–	–	8.0	181	182	12.7	285	287	–	–	–
1000	40	1016	–	–	–	9.5	238	240	14.3	357	359	–	–	–

구조용강관

SUS304		0.5	0.6	0.7	0.8	0.9	1	1.1	1.2	1.5	2.0	3.0
3/8″	9.6	0.113	0.135	0.155	0.175	0.195	0.214	0.233	–	–	–	–
1/2″	12.7	0.152	0.181	0.209	0.237	0.265	0.291	0.319	0.344	0.418	–	–
5/8″	15.88	0.192	0.228	0.265	0.301	0.336	0.371	0.405	0.439	0.537	–	–
3/4″	19.05	0.231	0.276	0.320	0.364	0.407	0.405	0.492	0.534	0.656	0.849	–
7/8″	22.2	0.271	0.323	0.375	0.427	0.478	0.529	0.579	0.628	0.774	1.007	–
1″	25.4	0.310	0.371	0.431	0.490	0.549	0.608	0.666	0.723	0.893	1.166	1.674
1″	27.2	–	0.398	0.462	0.526	0.590	0.653	0.715	0.777	0.960	1.255	1.808
1-1/4″	31.8	–	0.466	0.542	0.618	0.693	0.767	0.841	0.915	1.132	1.485	2.152
1-1/4″	34	–	0.499	0.581	0.662	0.742	0.822	0.901	0.980	1.214	1.594	2.317
1-1/2″	38.1	–	0.560	0.652	0.743	0.834	0.924	1.014	1.103	1.368	1.799	2.623
	42.7	–	0.629	0.732	0.835	0.937	1.039	1.140	1.241	1.539	2.028	2.967
	45	–	–	–	0.881	0.989	1.096	1.203	1.309	1.625	2.142	3.139
	48.6	–	–	–	0.953	1.069	1.186	1.302	1.417	1.760	2.322	3.408
2″	50.8	–	–	–	0.996	1.119	1.241	1.362	1.483	1.842	2.431	3.572
2-1/2″	63.5	–	–	–	–	1.403	1.557	1.710	1.862	2.317	3.064	4.521
3″	76.3	–	–	–	–	–	1.876	2.061	2.245	2.795	3.702	5.478
	89.1	–	–	–	–	–	2.195	2.411	2.628	3.273	4.339	6.434
	96	–	–	–	–	–	2.366	2.600	2.834	3.531	4.683	6.950
4″	101.6	–	–	–	–	–	2.506	2.754	3.001	3.740	4.962	7.368
5″	127	–	–	–	–	–	3.139	3.450	3.760	4.689	6.228	9.267
6″	152.4	–	–	–	–	–	–	4.146	4.520	5.638	7.943	11.165
6-1/2″	165.2	–	–	–	–	–	–	4.497	4.902	6.117	8.131	12.121

Designation of grade	mass	Formula
SUS304TP, SUS304HTP, SUS304LPT, SUS321TP, SUS321HTP	7.93	W=0.02491t(D-t)
SUS309PT, SUS309SPT, SUS310TP, SUS310STP, SUS315J1TP, SUS315J2PT, SUS316TP, SUS316LPT, SUS316HPT, SUS316TiPT, SUS317TP, SUS317LPT, SUS347PT, SUS347HPT	7.98	W=0.02507t(D-t)
SUS329J1PT, SUS329J3LPT, SUS329J4LPT	7.80	W=0.02450t(D-t)
SUS405TP, SUS409LPT, SUS444TP,	7.75	W=0.02435t(D-t)
SUS430TP, SUS430LXPT, SUS430J1LPT, SUS436LPT	770	W=0.02419t(D-t)
SUS836LPT	80.6	W=0.02532t(D-t)
SUS890LPT	8.05	W=0.02529t(D-t)
w : UNIT mas of pipe(kg/m), t : wall thickness (mm), D : outside diameter of pipe (mm)

구조용정사각강관

구분	0.7	0.8	0.9	1.0	1.1	1.2	1.5	2.0	3.0
10 × 10	0.209	0.237	0.265	0.291	0.318	0.344	0.418	–	–
12 × 12	0.265	0.301	0.336	0.371	0.050	0.439	0.537	–	–
15 × 15	0.32	0.364	0.407	0.450	0.492	0.534	0.656	0.849	–
20 × 20	0.431	0.490	0.549	0.608	0.666	0.723	0.893	1.166	1674
25 × 25	0.542	0.618	0.693	0.767	0.841	0.915	1.132	1.485	2.152
30 × 30	0.652	0.743	0.834	0.924	1.014	1.103	1.368	1.799	2.623
40 × 40	0.874	0.996	1.119	1.241	1.362	1.483	1.842	2.431	3.572
50 × 50	–	–	1.403	1.557	1.710	1.862	2.317	3.064	4.521
60 × 60	–	–	1.876	2.061	2.245	2.795	3.702	5.478	–
70 × 70	–	–	2.195	2.411	2.628	3.273	4.339	6.434	–
75 × 75	–	–	2.366	2.600	2.834	3.531	4.683	6.950	–
80 × 80	–	–	2.506	2.754	3.001	3.740	4.962	7.368	–
100 × 100	–	–	–	3.139	3.450	3.760	4.689	6.228	9.267
120 × 120	–	–	–	4.146	4.520	5.638	7.493	11.165	–

구조용직사각강관

구분	0.7	0.8	0.9	1.0	1.1	1.2	1.5	2.0	3.0
10 × 20	0.32	0.364	0.407	0.450	0.492	0.534	0.656	0.849	–
15 × 25 . 10 × 30	0.431	0.490	0.549	0.608	0.666	0.723	0.893	1.166	1674
20 × 30 . 10 × 40	0.542	0.618	0.693	0.767	0.841	0.915	1.132	1.485	2.152
20 × 40	0.652	0.743	0.834	0.924	1.014	1.103	1.368	1.799	2.623
20 × 60 . 30 × 50	0.874	0.996	1.119	1.241	1.362	1.483	1.842	2.431	3.572
40 × 60 . 30 × 70	–	–	1.403	1.557	1.710	1.862	2.317	3.064	4.521
40 × 80 . 50 × 70	–	–	1.876	2.061	2.245	2.795	3.702	5.478	–
50 × 90 . 40 × 100	–	–	2.195	2.411	2.628	3.273	4.339	6.434	–
50 × 100 . 60 × 90	–	–	2.366	2.600	2.834	3.531	4.683	6.950	–
40 × 120	–	–	2.506	2.754	3.001	3.740	4.962	7.368	–
80 × 120	–	–	–	3.139	3.450	3.760	4.689	6.228	9.267
100 × 140	–	–	–	4.146	4.520	5.638	7.493	11.165	–