square steel Welded Tube manufacturers
Tianjin Yuantai Derun Steel Pipe Manufacturing Group Co., Ltd.
With an annual output of 10 million tons, Yuantai Derun is the largest manufacturer of ERW square pipes, rectangular pipes, hollow pipes, galvanized pipes, straight submerged arc welded steel pipes and spiral welded pipes in China. Annual sales reached 15 billion US dollars. Yuantai Derun has 59 black ERW pipe production lines, 10 galvanized pipe production lines and 3 spiral welded pipe production lines. Square pipe 10 * 10 * 0.5mm to 1000 * 1000 * 60MM, rectangular steel pipe 10 * 15 * 0.5mm to 800 * 1100 * 60MM, straight seam welded steel pipe φ 355.6-2000mm, spiral pipe Φ 219-2032mm, seamless pipe φ 21.3-820mm。 Yuantai Derun can produce square rectangular pipes conforming to ASTM A500/ASTM A501, JIS g3466, en10219, EN10210,din2240 and as1163. Yuantai Derun has the largest square tube inventory in China, which can meet the direct purchase needs of customers. Welcome to contact Yuantai Derun, e-mail: firstname.lastname@example.org , real-time connection factory inspection or factory visit!
Square tube is rolled from strip steel, so it is very convenient in manufacturing process. Moreover, the shape of square tube is square or rectangular, which is very beneficial for the support of objects and the construction of other objects. Square tube has a long life and stable performance for enterprises, so it is a good choice for general enterprises.
The square and rectangular tubes are simple in manufacturing process, relatively low in technical requirements, and very suitable for mass production and procurement. They also have great advantages in price and other aspects. They can support objects well and achieve good results during use. They are rare simple building materials for enterprises.
Specification of SQUARE STEEL WELDED TUBE
|20*20||1.3||60*120 80*100 90*90||1.50||180*180||3||300*800 400*700 550*550 500*600|
|1.4||5.0-6.3||100*300 150*250 200*200||2.75||300*900 400*800 600*600 500*700|
|1.7||50*150 60*140 80*120 100*100||1.50||4.5-9.75||11.5-11.75|
|20*40 25*40 30*30 30*40||1.3||3.0-4.75||150*300 200*250||3.75||300*1000 400*900 500*800 600*700 650*650|
|2.0||60*160 80*140 100*120||2.50||11.5-11.75||15-50|
|2.5-3.0||3.0-4.75||200*300 250*250||3.75||400*1000 500*900 600*800 700*700|
|25*50 30*50 30*60 40*40 40*50 40*60 50*50||1.3||7.5-7.75||5.5-6.3||9.5-9.75|
|2.2||5.5-6.3||200*400 250*350 300*300||4.5-6.3||500*1000 600*900 700*800 750*750|
|40*80 50*70 50*80 60*60||1.3||5.5-6.3||200*500 250*450 300*400 350*350||5.5-6.3||500*1100 600*900 700*800 750*750|
|2.5-3.0||3.0-4.75||280*280||5.5-6.3||600*1100 700*1000 800*900 850*850|
|40*100 60*80 70*70||1.3||11.5-20||12-13.75||15-50|
|1.5||100*200 120*180 150*150||2.50||15.5-30|
|1.7||2.75||350*400 300*450||7.5-7.75||700*1100 800*1000 900*900|
|3.25-4.0||3.25-3.75||200*600 300*500 400*400||7.5-7.75||800*1100 900*1000 950*950|
|50*100 60*90 60*100 75*75 80*80||1.3||11.5-11.75||12-13.75||15-50|
|1.7||140*140||3.0-3.75||300*600 400*500 400*400||7.5-7.75||900*1100 1000*1000 800*1200|
|3.25-4.0||160*160||3.00||400*600 500*500||9.5-9.75||1100*1000 1100*1100|
01 It can support objects well during useicity
Square and rectangular tubes are simple in manufacturing process, relatively low in technical requirements, and are very suitable for mass production and procurement. They also have great advantages in terms of price. They can support objects well and achieve good results during use. They are rare simple building materials for enterprises
- 02 The service life is also relatively long
The shape of square tube is square or rectangular. Such a structure is very beneficial to the support of objects and the construction of other objects. Square tube has a long life and stable performance for enterprises. Therefore, it is a good choice for general enterprises.
3 CERTIFICATION IS
can produce steel pipe products of world
stardard,such as European standard,American standard,
Japanese standard,Astralian standard,natinal standard
and so on.
04 Good quality and low price Large inventory
The advantage of good quality and low price is always an important reason to attract many consumers to trust and choose it, and it is also the key to its broad development prospects，200000 tons of steel pipes of conventional size can meet the urgent needs of customers.。
Tianjin Yuantai Derun Steel Pipe Manufacturing Group Co., Ltd. has ISO9001 certification, ISO14001 certification, OHSAS18001 certification, EU CE10219 system certification, French Bureau of Shipping BV certification, and Japanese JIS industrial standard certification. While ensuring the quality, we continue to reduce the management cost, improve the management efficiency, take the lead in adopting the national unified quotation in the industry, and at the same time open the cost calculation formula of order, which greatly benefits partners and users. Yuantai and Derun are committed to providing steel pipe users with excellent products and services, and are determined to make structural steel pipes more widely used in China's economic development and construction, so that all partners can do more simple business. We continue to extend the industrial chain, expand industrial clusters, form scale advantages, and continue to cultivate incremental markets. We actively form Cubic Rectangular Tube Association and industrial innovation alliance with leading scientific research institutions and consulting institutions in the domestic steel industry, gather industry wisdom and resources, carry out extensive and in-depth cooperation on high-quality transformation and upgrading of rectangular tube industry, and make unremitting efforts for the green future of rectangular tube industry. We look forward to sincere cooperation, mutual benefit and win-win, common development, and create brilliance with you!
Tianjin Yuantai Derun Group and domestic iron and steel industry consulting institutions, colleges and universities, scientific research institutions and industrial alliances have carried out extensive cooperation in production, learning, research and application. Advanced production equipment, exquisite technical force, excellent management and technical talents, and strong financial strength have provided a strong guarantee for the production of high, fine and sophisticated products. In the industry, we took the lead in initiating, drafting and formulating a series of application oriented enterprise standards, group standards and industry standards, such as "rectangular tubes for building structures", "rectangular tubes for mechanical structures", and "hot-dip galvanized rectangular tubes for structures", The production lines of the company's 500 m3 units, 300 m3 units and 200 m3 units have realized the electric control automation from model change to finished products. At present, the Group has 59 production lines for black high-frequency welded pipes, 10 hot galvanizing processing lines, 3 production lines for spiral welded pipes, 1 production line for JCOE1420 straight seam steel pipes, and square steel pipe products are widely used in prefabricated steel structures, glass curtain wall projects, steel structure projects, large venues, airport construction, high-speed, roads, decorative guardrails, tower crane manufacturing, photovoltaic projects, greenhouse agricultural shanty buildings, bridge manufacturing, ship and automobile manufacturing, Many fields, such as machinery manufacturing, have been well received in major construction projects.
"Yuantai Derun" brand rectangular tube is the only supplier of 70000 ton rectangular tube products for the "the Belt and Road" Egyptian agricultural greenhouse project of the Ministry of Agriculture of China, the only supplier of 115000 ton hot-dip galvanized structural tubular piles for the construction of Qinghai ten million kilowatt ultra-high voltage photovoltaic new energy base, the only supplier of hot-dip galvanized rectangular tube products for the Hong Kong Zhuhai Macao Bridge Project, the National Stadium, the National Grand Theater Beijing Tongzhou Administrative Service Center and other suppliers of rectangular tubes for national key projects are high-quality partners of well-known enterprises such as China Minmetals, Shanghai Construction Engineering Group, China Railway Construction Corporation, China National Machinery Corporation, Hangxiao Steel Structure, and Duowei United Group. The standing stock of Yuantai is more than 200000 tons, and the annual delivery specification is 20 * 20 * 1.0-1000 * 50mm, 20 * 30 * 1.0-800 * 1200 * 50mm, Φ 219— Φ 1420mm black, hot-dip galvanized square and rectangular pipes and spiral welded pipes made of Q195-Q460 have an existing capacity of nearly 5 million tons. After the completion of the new Tangshan base, the total capacity will reach 10 million tons. Tianjin Yuantai Derun Group is the executive vice chairman unit of China Rectangular Pipe Industry Development and Cooperation Innovation Alliance (the name filed by Tianjin Science and Technology Bureau is "Tianjin Rectangular Pipe Industry Technology Innovation Strategic Alliance"), the specially invited executive director unit of China Steel Structure Association, the executive director unit of China Steel Structure Association Cold formed Section Branch, and the vice chairman unit of Fabricated Building Industry Innovation Alliance.
Tianjin Yuantai Derun Group and a number of consulting institutions, colleges and universities, scientific research institutions and industrial alliances in the domestic iron and steel industry have carried out extensive cooperation in production, learning, research and application. Advanced production equipment, exquisite technical force, excellent management and technical talents, and strong financial strength have provided a strong guarantee for the production of high, fine and sophisticated products. In the industry, we took the lead in initiating, drafting and formulating a series of application oriented enterprise standards, group standards and industry standards, such as "rectangular tubes for building structures", "rectangular tubes for mechanical structures", and "hot-dip galvanized rectangular tubes for structures"
rectangular tube manufacturer selected into the top ten steel tube brands in China
THE QUALIFIED RATE OF PRODUCTS >100%
Tianjin Yuantai Derun Steel Pipe Manufacturing Group has its own logistics fleet, which can guarantee the delivery date of products to the maximum extent, so that steel pipe customers have no worries.
A: We are factory.
A: Generally it is 5-10 days if the goods are in stock. or it is 30 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample for free charge with the cost of freight paid by customer.
A: Payment<=1000USD, 100% in advance. Payment>=1000USD 30% T/T in advance ,balance before shippment.If you have another question, pls feel free to contact us as below
The company attaches great importance to the quality of products, invests heavily in the introduction of advanced equipment and professionals, and goes all out to meet the needs of customers at home and abroad.
The content can be roughly divided into: chemical composition, yield strength, tensile strength, impact property, etc
At the same time, the company can also carry out on-line flaw detection and annealing and other heat treatment processes according to customer needs.
Tianjin YuantaiDerun Steel Tube Manufacturing Group Co., Ltd. is a steel pipe factory certified by EN/ASTM/ JIS specializing in the production and export of all kinds of square rectangular pipe, galvanized pipe, ERW welded pipe, spiral pipe, submerged arc welded pipe, straight seam pipe, seamless pipe, color coated steel coil, galvanized steel coil and other steel products.With convenient transportation, it is 190 kilometers away from Beijing Capital International Airport and 80 kilometers away from Tianjin Xingang.