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Square Steel Pipe

Price:	Negotiable
Trade Terms:	FOB/CFR/CIF ETC
Min Order:	10/Ton
Pay Type:	L/C,T/T

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Showroom Product Company Profile

Square Steel Tube

1. Standard: GB/T6728 ASTM A500 EN10129
2. Material: Q195, Q235, Q215, Q345
3. Side: 15*15mm-500*500mm
4. W. T: 0.60mm-16mm
5. Length: 6-12m

We supply a range of weld steel pipes including square steel pipe, rectangular steel pipe, oval steel pipe and other various special pipes. They are long, hollow tubes which are made by cold rolling with steel strips and used for a variety of purposes such as conveying low pressure fluid, machinery manufacturing, structural projects, auto fabrication, africultural chemistry and solar power stent, etc.

Side mm	Side Tolerance mm	Wall Thickness
		mm
		1.2	1.5	1.75	2.0	2.5	3.0	4.0	5.0	6.0	8.0	10	12	14	16
Calculated Weight ( Kg/m )
20*20	± 0.50	0.679	0.826	0.941	1.050
25*25	± 0.50	0.867	1.061	1.215	1.363
30*30	± 0.50		1.296	1.490	1.677	2.032	2.361
40*40	± 0.50		1.767	2.039	2.305	2.817	3.303	4.198
50*50	± 0.50		2.238	2.589	2.933	3.602	4.245	5.454
60*60	± 0.60				3.550	4.387	5.187	6.710	8.129
70*70	± 0.65					5.170	6.129	7.966	9.699
80*80	± 0.70					5.957	7.071	9.222	11.269
90*90	± 0.75						8.013	10.478	12.839	15.097
100*100	± 0.80							11.734	14.409	16.981
110*110	± 0.90							12.99	15.98	18.866
120*120	± 0.90							14.246	17.549	20.749	26.840
130*130	± 1.00							15.502	19.120	22.634	28.921
140*140	± 1.10							16.758	20.689	24.517	31.864
150*150	± 1.20							18.014	22.260	26.402	33.945
160*160	± 1.20							19.270	23.829	28.285	36.888
170*170	± 1.30							20.526	25.400	30.170	38.969
180*180	± 1.40							21.800	27.000	32.100	41.500
190*190	± 1.50							23.00	28.50	33.90	44.00
200*200	± 1.60							24.30	30.10	35.80	46.50
220*220	± 1.80							33.2	39.6	51.5	63.2	73.5
250*250	± 2.00								38.0	45.2	59.1	72.7	84.8
280*280	± 2.20								42.7	50.9	66.6	82.1	96.1
300*300	± 2.40									54.7	71.6	88.4	104
350*350	± 2.80									64.1	84.2	104	123
400*400	± 3.20										96.7	120	141	163
450*450	± 3.60										109	135	160	185
500*500	± 4.00										122	151	179	207	235

Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Alloy Or Not:	Non-alloy
Technique:	ERW
Application:	Structure Pipe
Section Shape:	Square
Type:	Welded
Surface Treatment:	Blasting Treatment
Certification:	GB
Usage:	Pipe/Machinery Manufacturing/Chemical
Wall Thickness:	0.60mm-16mm
Steel Grade:	Q235, Q345, Q195

Ocean-Connect is a leading international steel pipes manufacturer and distributor. We develop, produce and market a wide range of steel pipes customized for industries worldwide.

Our head-quarter and two main factories are located at the beautiful coastal city of Tianjin. With more than 15 years experience in steel industry, and under the support from parent company Tenghai steel, Ocean-Connect provides constant resources, quality products and satisfactory services to worldwide clients. We mainly focus on producing High-frequency ERW steel pipes, and galvanized steel pipes, SSAW steel pipes, and Seamless steel pipes, while involved in iron craft furniture manufacturing too. Our modernization management and professional skills determine first-class items and excellent services.

Our business vision is to be an innovative, dynamic and service-oriented organization that exists to deliver the best quality of steel products in most economical way to help our clients succeed in their market. Meanwhile, we continue to maintain our sustainable growth, conscious about the importance of green environment, and develop our people. We strive for business excellence for our shareholders for now and beyond future.

Presently, Ocean-Connect has expanded business into chemical industry and wooden furniture industry. We've set up close cooperation with those manufacturers by acquirement, merger, holding, buying shares, etc., in order to ensure we can do more than normal trading activities on these areas too, by the means of being part of the producer.

Ocean-Connect expects to be your reliable and strategic partner!