100% Original Dom Tubing - Black Hollow Section Carbon Steel Q235 Square Tube – TOPTAC

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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 st...


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Our company since its inception, constantly regards product or service high quality as business life, continually improve creation technology, make improvements to product high-quality and consistently strengthen business total high-quality management, in strict accordance together with the national standard ISO 9001:2000 for Galvanized Tube, Coil Metal Sheet, Welding Tube, We welcome you to definitely stop by our manufacturing facility and sit up for creating pleasant organization relationships with clients in your own home and overseas while in the in the vicinity of long term.
100% Original Dom Tubing - 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.

钢管形成图

Size
Outer Diameter
10*10mm~2000*2000mm
Other sizes can be customized
Wall Thickness
0.5mm~60mm
Other sizes can be customized
Length
Common length 5.8m, 6m, 11.8m, 12m
Less Than 12m
sizes can be customized
Standard
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
Material
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
Ends Protector
Plastic pipe cap, Iron protector
Technique
ERW
Surface Treatment
Black painting, oiled,painted,galvanized
Section Shape
Square
Package
Bundle, In Bulk, Bags, Clients’ Request
Port
Xingang Port,Tianjin, China
Date of Delivery
According To The Quantity And Specification Of Each Order
Payment
L/C, T/T, Western Union, Alibaba Trade Assurance

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
size

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

12

微信图片_20170921102148

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

微信图片_20180504220009

微信图片_20180504220038

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Product detail pictures:

100% Original Dom Tubing - Black Hollow Section Carbon Steel Q235 Square Tube – TOPTAC detail pictures

100% Original Dom Tubing - Black Hollow Section Carbon Steel Q235 Square Tube – TOPTAC detail pictures

100% Original Dom Tubing - Black Hollow Section Carbon Steel Q235 Square Tube – TOPTAC detail pictures

100% Original Dom Tubing - Black Hollow Section Carbon Steel Q235 Square Tube – TOPTAC detail pictures


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Cooperation

Well-run devices, expert profits group, and better after-sales companies; We have been also a unified huge family, everybody keep on with the organization worth "unification, determination, tolerance" for 100% Original Dom Tubing - Black Hollow Section Carbon Steel Q235 Square Tube – TOPTAC , The product will supply to all over the world, such as: San Diego, Bangkok, Holland, we rely on own advantages to build a mutual-benefit commerce mechanism with our cooperative partners. As a result, now we have gained a global sales network reaching the Middle East, Turkey, Malaysia and Vietnamese.
  • In general, we are satisfied with all aspects, cheap, high-quality, fast delivery and good procuct style, we will have follow-up cooperation!
    5 Stars By Ricardo from Mauritania - 2017.09.22 11:32
    The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
    5 Stars By Pamela from Ghana - 2018.02.04 14:13
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