Verified Company
Taian Quantong Import & Export Co., Ltd.
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1. SQUARE STEEL PIPE PRODUCTION PROCESS
Raw material preparation → slitting line → uncoiling flattening → shearing and butt welding → loop storing → guide platform → roughed piece → precision forming → extrusion welding → removal of crater → water cooling → positioning and straightening → trackingg and cutting off → finished products inspection → package
2. RELATIVE INFORMATION OF THE CONSTRUCTION SQUARE PIPE
Materials | Q195,Q215,Q235,Q345 #10 #20 #45 St37,etc.
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Length | 2m-12m ,or as per your request
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Standards | ASTM A500,GB/T3094 JIS G3466 BS EN10210 GB/T6728 etc.
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Technique | Welded(ERW),Seamless(Cold Rolled or Hot Rolled)
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Ends & protection | Plain 2) Beveled 3) Thread with Coupling or cap
1)by plastic pipe cap 2)Iron protector |
Surface Treatment | Galvanized,Bared, Black Oil Painting,Other Anti-corrosion Treatment or As per your request
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Package | in bundles with steel strips;in bulk;by woven cloth
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Applications | construction, mechanical manufacture, steel construction, shipbuilding, solar power support, steel instructure project, power engineering, power plant,
agriculture and chemical machinery, glass curtain wall, automobile chassis, airport, boiler building, high way railing, building construction,
pressure vessel, oil storage tank, bridge, power station equipment, hoisting and conveying machinery and other welding structure with high load.
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Delivery Time | 15-30 days after receiving the advance payment or L/C at sight
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3. SPECIFICATIONS OF SQUARE STEEL PIPE
Specs mm | Wall thickness mm |
| Specs mm | Wall thickness mm |
16×16 | 0.4~1.5 | 150×150 | 6.0~10.0 | |
18×18 | 0.4~1.5 | 180×180 | 6.0~12.0 | |
20×20 | 0.4~1.5 | 200×200 | 6.0~12.0 | |
25×25 | 0.6~2.0 | 220×220 | 6.0~14.0 | |
30×30 | 0.6~4.0 | 250×250 | 6.0~14.0 | |
34×34 | 1.0~2.0 | 280×280 | 6.0~14.0 | |
35×35 | 1.0~4.0 | 300×300 | 8.0~14.0 | |
38×38 | 1.0~4.0 | 320×320 | 8.0~14.0 | |
40×40 | 1.0~4.5 | 350×350 | 8.0~14.0 | |
44×44 | 1.0~4.5 | 380×380 | 8.0~14.0 | |
45×45 | 1.0~5.0 | 400×400 | 8.0~14.0 | |
50×50 | 1.0~5.0 | 420×420 | 10.0~14.0 | |
60×60 | 1.5~5.0 | 450×450 | 10.0~14.0 | |
70×70 | 2.0~6.0 | 480×480 | 10.0~14.0 | |
75×75 | 2.0~6.0 | 500×500 | 10.0~14.0 | |
80×80 | 2.0~6.0 | 550×550 | 10.0~40.0 | |
85×85 | 2.0~6.0 | 600×600 | 10.0~40.0 | |
95×95 | 2.0~8.0 | 700×700 | 10.0~40.0 | |
100×100 | 2.0~8.0 | 800×800 | 10.0~50.0 | |
120×120 | 4.0~8.0 | 900×900 | 10.0~50.0 | |
The products specifications can be done by your request | ||||
4. PRODUCTS PICTURES
5. All kinds of construction material pipes and other steel pipes can be supplied.T he structure parts can also be supplied, such as the welded structure parts for sports equipment, storage racks and so on.We can help the customers save so much cost.
6. Taian Quantong Trade Co.,Ltd locates at the foot of the famous Mount Tai, with convenience transportation, the products are welcomed both at home and abroad by the good quality and competitive price! Our best wishes is to let the customers make profit!You are welcomed to our factory for a visit!
Skype: qtsteel Vicky is waiting for you here