manufacturer big seamless tube(oem odm obm)

manufacturer big seamless tube(oem odm obm)

Advantage:
1. 100% after-sales quality and quantity assurance.
2. Professional sales manager quickly reply within 24 hours.
3. Large Stock for regular sizes.
4. Free sample 20cm high quality.
5. Strong produce capability and capital flow.

6.Small order accepted.

7.Brand name raw material

8.Support OEM ODM OBM

9.20 years manufacturing experience

10.It can manufacture steel pipes of different projects and standards in the world

11.The spot inventory of yuantaiderun is maintained at 200000 tons throughout the year, and the main specifications are as follows:

20*20*1.0—1000*1000*50mm，20*30*1.0—800*1200*50mm，Φ 219— Φ 1420mm，

12.The black, hot-dip galvanized rectangular pipe and spiral welded pipe made of q195-q460 have an existing capacity of nearly 5 million tons，After the completion of the new base in Tangshan, the total production capacity will reach 10 million tons.

With an annual output of 5 million tons, Yuantai Derun is the largest ERW square pipe, rectangular pipe, hollow pipe, galvanized pipe and spiral welded pipe manufacturer in China. Annual sales reached $15 billion. Yuantai Derun has 59 black ERW pipe production lines, 10 galvanized pipe production lines and 3 spiral welded pipe production lines. Square pipe 20 * 20 * 1mm to 500 * 500 * 40MM, rectangular steel pipe 20 * 30 * 1.2mm to 400 * 600 * 40MM, spiral pipe Ø 219-1420mm can be made of steel grades from Q (s) 195 to Q (s) 345B / gr.a-gr.d. Yuantai Derun can produce square rectangular tubes according to ASTM A500, JIS g3466, en10219, din2240 and as1163. Yuantai Derun has the largest square rectangular tube inventory in China, which can meet the direct purchasing demand of customers. Welcome everyone to cantact Yuantai Derun,E-mail:sales..........com, and Real time connection inspection plant or factory visit！

Specification parameters of round steel pipe

OD(outer diameter)		wall thickness			weight
inch	millimeter.	unit	millimeter.	inch.	Kg/m.	Pounds per foot.
1/2”	21.3	5S	1.05	0.042	0.53	0.36
1/2”	21.3	10S	2.11	0.083	1.01	0.68
1/2”	21.3	STD-40	2.77	0.109	1.28	0.86
1/2”	21.3	XS-80	3.73	0.147	1.63	1.10
1/2”	21.3	160	4.78	0.188	1.97	1.33
1/2”	21.3	XXS	7.47	0.294	2.57	1.73
3/4”	26.7	5S	1.65	0.065	1.03	0.69
3/4”	26.7	10S	2.11	0.083	1.29	0.87
3/4”	26.7	STD-40	2.87	0.113	1.70	1.14
3/4”	26.7	XS-80	3.91	0.154	2.22	1.49
3/4”	26.7	160	5.56	0.219	2.93	1.97
3/4”	26.7	XXS	7.82	0.308	3.68	2.48
1”	33.4	5S	1.65	0.065	1.31	0.88
1”	33.4	10S	2.77	0.109	2.12	1.42
1”	33.4	STD-40	3.38	0.133	2.53	1.70
1”	33.4	XS-80	4.55	0.179	3.27	2.18
1”	33.4	160	6.35	0.250	4.28	2.88
1”	33.4	XXS	9.09	0.358	5.51	3.71
1 1/4”	42.2	5S	1.65	0.065	1.67	1.12
1 1/4”	42.2	10S	2.77	0.109	2.72	1.83
1 1/4”	42.2	STD-40	3.56	0.140	3.43	2.31
1 1/4”	42.2	XS-80	4.85	0.191	4.51	3.03
1 1/4”	42.2	160	6.35	0.250	5.67	3.81
1 1/4”	42.2	XXS	9.70	0.382	7.85	5.28
1 1/2”	48.3	5S	1.65	0.065	1.92	1.29
1 1/2”	48.3	10S	2.77	0.109	3.14	2.11
1 1/2”	48.3	STD-40	3.68	0.145	4.09	2.75
1 1/2”	48.3	XS-80	5.08	0.200	5.47	3.68
1 1/2”	48.3	160	7.14	0.281	7.32	4.92
1 1/2”	48.3	XXS	10.15	0.400	9.65	6.49
2”	60.3	5S	1.65	0.065	2.41	1.62
2”	60.3		2.11	0.083	3.06	2.06
2”	60.3	10S	2.77	0.109	3.97	2.67
2”	60.3		3.18	0.125	4.52	3.04
2”	60.3	STD-40	3.91	0.154	5.49	3.69
2”	60.3	XS-80	5.54	0.218	7.56	5.08
2”	60.3	160	8.74	0.344	11.23	7.55
2”	60.3	XXS	11.07	0.436	13.58	9.13
2 1/2”	73.0	5S	2.11	0.083	3.73	2.51
2 1/2”	73.0	10S	3.05	0.120	5.32	3.57
2 1/2”	73.0	30	4.78	0.188	8.12	5.46
2 1/2”	73.0	STD-40	5.16	0.203	8.72	5.86
2 1/2”	73.0	XS-80	7.01	0.276	11.52	7.74
2 1/2”	73.0	160	9.53	0.375	15.08	10.14
2 1/2”	73.0	XXS	14.02	0.552	20.60	13.84
3”	88.9	5S	2.11	0.083	4.56	3.07
3”	88.9		2.77	0.109	5.95	4.00
3”	88.9	10S	3.05	0.120	6.52	4.38
3”	88.9		3.18	0.125	6.79	4.56
3”	88.9		3.58	0.141	7.61	5.12
3”	88.9		3.96	0.156	8.38	5.63
3”	88.9	STD-40	5.49	0.216	11.41	7.67
3”	88.9	XS-80	7.62	0.300	15.43	10.37
3”	88.9	160	11.13	0.438	21.56	14.49
3”	88.9	XXS	15.24	0.600	27.96	18.79
3 1/2”	101.6	5S	2.11	0.083	5.23	3.52
3 1/2”	101.6	10S	3.05	0.120	7.49	5.03
3 1/2”	101.6	30	4.78	0.188	11.53	7.75
3 1/2”	101.6	STD-40	5.74	0.226	13.71	9.21
3 1/2”	101.6	XS-80	8.08	0.318	18.83	12.65
4”	114.3	5S	2.11	0.083	5.90	3.97
4”	114.3	10S	3.05	0.120	8.46	5.68
4”	114.3		3.18	0.125	8.81	5.92
4”	114.3		3.96	0.156	10.89	7.32
4”	114.3		4.37	0.172	11.97	8.05
4”	114.3		4.78	0.188	13.04	8.76
4”	114.3		5.16	0.203	14.03	9.43
4”	114.3		5.56	0.219	15.06	10.62
4”	114.3	STD-40	6.02	0.237	16.24	10.91
4”	114.3		6.35	0.250	17.08	11.48
4”	114.3		7.14	0.281	19.06	12.81
4”	114.3		7.92	0.312	20.99	14.11
4”	114.3	XS-80	8.56	0.337	22.55	15.15
4”	114.3	120	11.13	0.438	28.61	19.23
4”	114.3	160	13.49	0.531	33.88	22.77
4”	114.3	XXS	17.12	0.674	41.45	27.85
5”	141.3		3.96	0.156	13.55	9.11
5”	141.3		4.78	0.188	16.26	10.93
5”	141.3		5.56	0.219	18.80	12.63
5”	141.3	STD-40	6.55	0.258	21.99	14.78
5”	141.3		7.14	0.281	23.86	16.04
5”	141.3		7.92	0.312	26.32	17.69
5”	141.3	XS-80	9.53	0.375	31.28	21.02
5”	141.3	120	12.70	0.500	40.69	27.34
5”	141.3	160	15.88	0.625	49.62	33.34
5”	141.3	XXS	19.05	0.750	58.01	38.98
6”	168.3		4.37	0.172	17.84	11.99
6”	168.3		4.78	0.188	19.47	13.09
6”	168.3		5.16	0.203	20.97	14.09
6”	168.3		5.56	0.219	22.54	15.15
6”	168.3		6.35	0.250	25.62	17.22
6”	168.3	STD-40	7.11	0.280	28.55	19.19
6”	168.3		7.92	0.312	31.64	21.26
6”	168.3		8.74	0.344	34.74	23.35
6”	168.3		9.53	0.375	37.69	25.33
6”	168.3	XS-80	10.97	0.432	42.99	28.89
6”	168.3		12.70	0.500	49.23	33.08
6”	168.3	120	14.27	0.562	54.75	36.79
6”	168.3		15.88	0.625	60.30	40.52
6”	168.3	160	18.26	0.719	68.25	45.86
6”	168.3		19.05	0.750	70.85	47.61
6”	168.3	XXS	21.95	0.864	80.02	53.77
6”	168.3		22.23	0.875	80.87	54.34
8”	219.1		4.78	0.188	25.52	17.15
8”	219.1		5.16	0.203	27.50	18.48
8”	219.1		5.56	0.219	29.58	19.88
8”	219.1	20	6.35	0.250	33.65	22.61
8”	219.1	30	7.04	0.277	37.19	24.99
8”	219.1		7.92	0.312	41.66	28.00
8”	219.1	STD-40	8.18	0.322	42.98	28.88
8”	219.1		8.74	0.344	45.80	30.78
8”	219.1		9.53	0.375	49.75	33.43
8”	219.1	60	10.31	0.406	53.62	36.03
8”	219.1		11.13	0.438	57.66	38.75
8”	219.1	XS-80	12.70	0.500	65.30	43.88
8”	219.1		14.27	0.562	72.81	48.93
8”	219.1	100	15.09	0.594	76.69	51.53
8”	219.1		15.88	0.625	80.31	54.02
8”	219.1	120	18.26	0.719	91.36	61.39
8”	219.1		19.05	0.750	94.93	63.79
8”	219.1	140	20.62	0.812	101.95	68.51
8”	219.1	XXS	22.23	0.875	108.96	73.22
8”	219.1	160	23.01	0.906	112.40	75.59
8”	219.1		25.40	1.000	122.56	82.36
10”	273.0		4.78	0.188	31.94	21.46
10”	273.0		5.16	0.203	34.43	23.14
10”	273.0		5.56	0.219	37.04	24.89
10”	273.0	20	6.35	0.250	42.18	28.34
10”	273.0		7.09	0.279	46.97	31.56
10”	273.0	30	7.80	0.307	51.53	34.63
10”	273.0		8.74	0.344	57.34	38.66
10”	273.0	STD-40	9.27	0.365	60.90	40.92
10”	273.0		11.13	0.438	72.61	48.79
10”	273.0	XS-60	12.70	0.500	82.35	55.34
10”	273.0		14.27	0.562	91.92	61.80
10”	273.0	80	15.09	0.594	96.95	65.15
10”	273.0		15.88	0.625	101.71	68.35
10”	273.0	100	18.26	0.719	115.87	77.86
10”	273.0		20.62	0.812	129.64	87.11
10”	273.0	120	21.44	0.844	134.35	90.28
10”	273.0		22.23	0.875	138.87	93.32
10”	273.0		23.83	0.938	147.91	99.39
10”	273.0	XXS-140	25.40	1.000	156.66	105.22
10”	273.0	160	28.58	1.125	174.01	116.93
10”	273.0		31.75	1.250	190.81	128.22
12”	323.8	20	6.35	0.250	50.22	33.75
12”	323.8		7.14	0.281	56.32	37.85
12”	323.8		7.92	0.312	62.32	41.88
12”	323.8	30	8.38	0.330	65.85	44.23
12”	323.8		8.74	0.344	68.60	46.10
12”	323.8	STD	9.53	0.375	74.61	50.13
12”	323.8	40	10.31	0.406	80.51	54.10
12”	323.8		11.13	0.438	86.69	58.25
12”	323.8	XS	12.70	0.500	98.42	66.14
12”	323.8	60	14.27	0.562	110.03	73.94
12”	323.8		15.88	0.625	121.81	81.85
12”	323.8	80	17.48	0.688	133.38	89.63
12”	323.8		19.05	0.750	14.62	97.18
12”	323.8		20.62	0.812	155.73	104.65
12”	323.8	100	21.44	0.844	161.48	108.51
12”	323.8		23.83	0.938	178.07	119.65
12”	323.8	XXS-120	25.40	1.000	188.80	126.87
12”	323.8		26.97	1.062	199.42	134.00
12”	323.8	140	28.58	1.125	210.18	141.23
12”	323.8		31.75	1.250	230.98	155.21
12”	323.8	160	33.32	1.312	241.10	162.01
14”	355.6	10	6.35	0.250	55.25	37.13
14”	355.6	20	7.92	0.312	68.60	46.1
14”	355.6		8.74	0.344	75.52	50.75
14”	355.6	STD-30	9.53	0.375	82.16	55.21
14”	355.6		10.31	0.406	88.68	59.59
14”	355.6	40	11.13	0.438	95.51	64.18
14”	355.6	XS	12.70	0.500	108.48	72.90
14”	355.6		14.27	0.562	121.33	81.53
14”	355.6	60	15.09	0.594	128.00	86.01
14”	355.6	80	19.05	0.750	159.71	107.32
14”	355.6	100	23.83	0.938	196.94	132.34
14”	355.6		25.40	1.000	208.92	140.39
14”	355.6		26.97	1.062	220.78	148.36
14”	355.6	120	27.79	1.094	226.93	152.49
14”	355.6	140	31.75	1.250	256.13	172.11
14”	355.6	160	35.71	1.406	284.56	191.21
16”	406.4	10	6.35	0.250	63.28	42.52
16”	406.4		7.14	0.281	71.01	47.72
16”	406.4	20	7.92	0.312	78.62	52.83
16”	406.4		8.74	0.344	86.58	58.18
16”	406.4	STD-30	9.53	0.357	94.21	63.31
16”	406.4		10.31	0.406	101.72	68.36
16”	406.4		11.13	0.438	109.59	73.64
16”	406.4	XS-40	12.70	0.500	124.55	83.69
16”	406.4		14.27	0.562	139.39	93.67
16”	406.4		15.88	0.625	154.48	103.80
16”	406.4	60	16.66	0.656	161.74	108.69
16”	406.4		17.48	0.688	169.35	113.80
16”	406.4		19.05	0.750	183.81	123.52
16”	406.4		20.62	0.812	198.15	133.15
16”	406.4	80	21.44	0.844	205.60	138.15
16”	406.4		25.40	1.000	241.06	161.98
16”	406.4	100	26.19	1.031	248.05	166.68
16”	406.4	120	30.96	1.219	289.54	194.56
16”	406.4		31.75	1.250	296.31	199.11
16”	406.4	140	36.53	1.438	336.57	226.16
16”	406.4	160	40.49	1.594	369.06	247.99
18”	457	20	7.92	0.312	88.60	59.54
18”	457		8.74	0.344	97.59	65.58
18”	457	STD	9.53	0.375	106.23	71.38
18”	457		10.31	0.406	114.72	77.09
18”	457	30	11.13	0.438	123.62	83.07
18”	457	XS	12.70	0.500	140.56	94.45
18”	457	40	14.27	0.562	157.38	105.75
18”	457		15.88	0.625	174.50	117.25
18”	457		17.48	0.688	191.38	128.60
18”	457	60	19.05	0.750	207.82	139.65
18”	457	80	23.83	0.938	257.13	172.78
18”	457		25.40	1.000	273.08	183.50
18”	457		26.97	1.062	288.91	194.14
18”	457		28.58	1.125	305.01	204.96
18”	457	100	29.36	1.156	312.76	210.16
18”	457		30.18	1.188	320.88	215.62
18”	457		31.75	1.250	336.33	226.00
18”	457	120	34.93	1.375	367.25	246.78
18”	457	140	39.67	1.562	412.40	277.12
18”	457	160	45.24	1.781	464.03	311.81
20”	508		8.74	0.344	108.70	73.04
20”	508	STD-20	9.53	0.375	118.33	79.51
20”	508		10.31	0.406	127.82	85.89
20”	508		11.13	0.438	137.76	92.57
20”	508	XS-30	12.70	0.500	156.70	105.3
20”	508		14.27	0.562	175.51	117.94
20”	508	40	15.09	0.594	185.28	124.50
20”	508		15.88	0.625	194.67	130.81
20”	508		17.48	0.688	213.59	143.53
20”	508		19.05	0.750	232.03	155.92
20”	508	60	20.62	0.812	250.34	168.22
20”	508		25.40	1.000	305.35	205.18
20”	508	80	26.19	1.031	314.33	211.22
20”	508		30.18	1.188	359.22	241.38
20”	508		31.75	1.250	376.66	253.10
20”	508	100	32.54	1.281	385.40	258.97
20”	508	120	38.10	1.500	445.97	299.67
20”	508	140	44.45	1.750	513.27	344.90
20”	508	160	50.01	1.969	570.54	383.38
22”	559		8.74	0.344	119.80	80.5
22”	559	STD-20	9.53	0.375	130.44	87.65
22”	559	XS-30	12.70	0.500	172.83	116.14
22”	559		15.88	0.625	214.84	144.37
22”	559		17.48	0.688	235.79	158.44
22”	559		19.05	0.750	256.23	172.18
22”	559		20.62	0.812	276.54	185.83
24”	610		8.74	0.344	130.90	87.96
24”	610	STD-20	9.53	0.375	142.55	95.79
24”	610	XS	12.70	0.500	188.96	126.98
24”	610	30	14.27	0.562	211.76	142.30
24”	610		15.88	0.625	233.02	157.93
24”	610	40	17.48	0.688	258.00	173.37
24”	610		19.05	0.750	280.43	188.44
24”	610		20.62	0.812	302.73	203.42
24”	610	60	24.61	0.969	358.87	241.15
24”	610		25.40	1.000	369.89	248.55
24”	610		26.97	1.062	391.69	263.20
24”	610		30.18	1.188	435.90	292.91
24”	610	80	30.96	1.219	442.86	297.59
24”	610	100	38.89	1.531	553.26	371.72
24”	610	120	46.02	1.812	646.52	434.44
24”	610	140	52.37	2.062	727.45	488.82
26”	660	STD	9.53	0.375	154.42	103.77
26”	660	XS-20	12.70	0.500	204.78	137.61
26”	660		17.48	0.688	279.77	188.00
26”	660		19.05	0.750	304.15	204.38
28”	711	STD	9.53	0.375	166.52	118.90
28”	711	XS-20	12.70	0.500	220.91	148.44
28”	711		17.48	0.688	301.98	202.92
28”	711		19.05	0.750	328.35	220.64
30”	762	STD	9.53	0.375	178.63	120.03
30”	762	XS-20	12.70	0.500	237.05	159.29
32”	813	STD	9.53	0.375	190.74	128.17
32”	813	XS-20	12.70	0.500	253.18	170.13

square and rectangular hollow section Unit: mm

Non-standard size	standard size	thickness	non-standard size	standard size	thickness
		1.0			1.5
		1.2			1.7
		1.3	40*135	50*150	2.0
19*19	20*20	1.4	50*140	60*140	2.2
		1.5	60*130	80*120	2.5~5.0
153		1.7	75*125	100*100	5.25~6.0
		2.0			6.5~9.75
		1.0	395		11.5~16
		1.2	50*160		2.5
		1.3	60*150	60*160	2.75
	25*25	1.4	60*180	80*140	3.0~4.0
		1.5	65*180	80*160	4.25~4.75
153	20*30	1.7	70*150	100*150	5.25~6.0
		1.8	90*150	120*120	6.5~7.75
		2.0	90*160	110*110	9.5~9.75
		2.2	100*120	120*180	10.5~11.75
		2.5~3.0	100*125	125*125	12.5~12.75
		1.0	100*140	470	16~30
	20*40	1.2	60*170	75*150	2.5
20*50		1.3	70160 70200	100*200	2.75
	25*40	1.4	80*150	140*140	3.0~5.75
32*32		1.5	80*180	150*150	7.5~9.75
	30*30	1.7	127*127	130*130	10.5~11.75
35*35		1.8		570	12.5~15
	30*40	2.0	60*200	100*250	2.5
		2.2	60*220	160*160	2.75~3.25
		2.5~3.0	80*200	180*180	3.5~5.0
232		3.5~3.75	80*220	140*180	5.25~7.75
		1.2	100*180	150*170	9.5~11.75
		1.3	120*160	150*180	12.5~15.75
		1.4	120*200	150*200	16~30
20*60	25*50	1.5	100*350		2.75
20*80	30*50	1.7	125*250		3.0~3.25
25*65	30*60	1.8	130*250	100*300	3.5~9.75
30*70	40*40	2.0	135*135	150*250	11.5~11.75
35*60	40*50	2.2	140*240	200*200	12.5~14.75
38*38	40*60	2.5~4.0	150*220	200*250	15.5~15.75
45*45	50*50	4.25~5.0	225*225	770	16~30
		5.25~5.75	100*400	150*300	3.5~4.0
153		5.75~6.0	130*300	200*300	4.5~7.75
		1.3	150*350	250*250	9.5~11.75
		1.4	200*280	180*300	12.5~14.75
30*100	40*80	1.5	220*220	1010	15.5~17.75
40*70	40*100	1.7	200*350	200*400	4.75~11.75
40*90	50*70	1.8	250*350	250*300	12.5~14.75
50*60	50*80	2.0		300*300	15.5~17.75
50*75	60*60	2.2		200*500	4.75~11.75
50*90	60*80	2.5~4.0	300*320	250*450	12.5~14.75
55*55	70*70	4.25~5.0	300*350	300*400	15.5~17.75
65*65		5.25~5.75		300*5350	18~30
232		5.75~6.0	200*450	200*600	4.5~5.75
		1.3	250*400	280*280	6.5~11.75
40*120	50*100	1.5	250*500	300*500	12.5~14.75
40*140	60*90	1.7	300*450	350*400	15.5~17.75
50*110	60*100	1.8		400*400	18~30
50*120	60*120	2.0	300*650	300*600	4.5~7.75
50*125	75*75	2.2		400*500	9.5~9.75
70*100	80*80	2.5~4.0	300*700	400*600	11.5~13.75
85*85	80*100	4.25~5.0		450*450	14.5~15.75
	90*90	5.25~5.75	320*320	500*500	16.5~17.75
312		7.5~9.75			18~30
				1300*1300	70~80
The length,width and thickness of other specifications can be customized.

PROCESS FLOW OF SEAMLESS STEEL PIPE

PACKAGING AND SHIPPMENT

CUSTOMER TEAM PRESENTATION

Yuantai's steel pipe products meet the requirements of steel pipes all over the world, and also have authoritative official certification certificates all over the world