Good Quality Cold Drawn Welded Tubes - Black Hollow Section Carbon Steel Q235 Square Tube – TOPTAC
Good Quality Cold Drawn Welded Tubes - Black Hollow Section Carbon Steel Q235 Square Tube – TOPTAC Detail:
Black Hollow Section Carbon Steel Q235 Square Tube
Square hollow sections or square tubes are cold formed and welded from either hot rolled, cold rolled, pre-galvanized or stainless steel.
In order to form the square steel section the appropriate mother tube, a round steel tube, has to be formed first. From a round tube rolls are used that progressively press the round tube into a square hollow section. This is all done inline.
Square and rectangular steel tubes have the advantage of being stronger in bending while a round hollow sections has more stiffness in twisting.
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Size
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Outer Diameter
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10*10mm~2000*2000mm
Other sizes can be customized |
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Wall Thickness
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0.5mm~60mm
Other sizes can be customized |
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Length
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Common length 5.8m, 6m, 11.8m, 12m
Less Than 12m sizes can be customized |
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Standard
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GB/T3094 – Cold drawn shaped steel tube
ASTM – A500 -Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes BS1387, BS3601, BS EN39 JIS G3444, JIS G3452, JIS G 3454 EN10219 EN10217 |
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Material
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Q195, Q215, Q235, Q345, 16Mn, 10#, 20#, 30#, 45#; A36, SS400
ASTM A53 Grade A, Grade B; ASTM A252 Grade 1, Grade 2, Grade 3 |
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Ends Protector
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Plastic pipe cap, Iron protector
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Technique
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ERW
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Surface Treatment
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Black painting, oiled,painted,galvanized
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Section Shape
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Square
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Package
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Bundle, In Bulk, Bags, Clients’ Request
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Port
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Xingang Port,Tianjin, China
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Date of Delivery
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According To The Quantity And Specification Of Each Order
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Payment
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L/C, T/T, Western Union, Alibaba Trade Assurance
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Some size of black hollow section carbon steel Q235 square tube
| SIZE | MM | MM | MM | MM | MM | MM | MM | MM | MM | MM | MM | MM |
| 10X10 | 12X12 | 13X13 | 15X15 | 16X16 | 19X19 | 20X20 | 25X25 | 30X30 | 35X35 | 38X38 | 40X40 | 42X42 |
| 45X45 | 48X48 | 50X50 | 55X55 | 60X60 | 65X65 | 70X70 | 75X75 | 80X80 | 85X85 | 89X89 | 90X90 | 95X95 |
| 100X100 | 105X105 | 110X110 | 115X115 | 120X120 | 125X125 | 130X130 | 135X35 | 140X140 | 150X150 | 160X160 | 170X170 | 180X180 |
| 200X200 | 220X220 | 250X250 | 280X280 | 300X300 | 350X350 | 400X400 | 420X420 | 450X450 | 500X500 | 520X520 | 550X550 | 600X600 |
Production process of black hollow section carbon steel Q235 square tube:
4.Package of black hollow section carbon steel Q235 square tube: Packing by plastic bags,bundled by steel strip,or as your demand
5.Delivery Time:
1).The products in stock will delivery immediately received the deposit
2).According to the order quantity, the delivery time range from five days to twenty days.
6.Trade Terms:EX-Work,FOB,CFR,CIF,
7.Payment Term:T/T or L/C
8.shipment:By container or bulk vessel
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Product detail pictures:
Related Product Guide:
Cooperation
The purchaser fulfillment is our primary focus on. We uphold a consistent level of professionalism, high quality, credibility and service for Good Quality Cold Drawn Welded Tubes - Black Hollow Section Carbon Steel Q235 Square Tube – TOPTAC , The product will supply to all over the world, such as: Amsterdam, Ecuador, Bangladesh, Due to our strict pursues in quality, and after-sale service, our product gets more and more popular around the world. Many clients came to visit our factory and place orders. And there are also many foreign friends who came for sight seeing, or entrust us to buy other stuff for them. You are most welcome to come to China, to our city and to our factory!
By Eden from French - 2017.09.29 11:19
The company comply with the contract strict, a very reputable manufacturers, worthy a long-term cooperation.
By Jean from Japan - 2017.01.28 18:53
