Good Quality Square Steel

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Product Description:

Product name

Square Bar

SIZE

5-80mm

Technique

cold drawn

Shape

Round  square  flat hexagonan, irregular bar.

Material

Q235,45#,40Cr,20# 55Cr3,SAE9254,SUP12V,55CrSi,60Si2CrVA,SUP6.SUP7,SUP9

Quality grade

First grade

Tolerence of OD

±0.5mm

Length

Acorrding  customer’s requirement

MOQ

1MetricTon

Deliver Time

15-30 days after receive your deposits.

Package

Inneer bunding with steel wires, steel stripes or steel rebars;

outer packing is plastic braided bags;

standard seaworthy export packing;

other types of packings can be customized.

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Q:100*100*2.5 square with 20 square meters of housing security light steel structure:
The span of the main girder in the sunlight room is 20 square meters, but the different shapes lead to the different span of the main beam.
Q:Hot dip galvanized steel can be welded
Hot galvanized square tubes can be welded.Hot galvanized pipe, welding needs to be polished galvanized layer, thoroughly remove zinc coating and oil, dust and other debris, exposing the tube itself metal color, and then welding.Zinc melting point of 419.53 degrees Celsius, low melting point, Zinc Oxide Zinc Oxide formed layer of hot combustion in high temperature welding thousands of degrees Celsius in the combustion of white smoke barrier zinc combustion, influence the flow of the weld pool of liquid metal, destruction of welding arc stiffness, the porosity, slag, weld crack.
Q:How to ensure the steel paint off paint
Authentic traditional painting techniques include the following three steps:The 1. is to use a paintbrush dipped in paint: paint bucket, spread on the coated surface.2., open oil: that is, the shop on the surface of the paint immediately pull open, to promote the film extended evenly.3. paint: paint brushes gently spread evenly with solid particles and straighten out the paint, the paint off and excess paint.You paint square, from top to bottom, by plane, according to my above paint method can ensure the uniform film.In addition, you must use special metal paint finishing of polyester type steel, to ensure no paint brush.
Q:What is the use of square steel keel or welding steel canopy
Canvas awning: crank arm type retractable awning is in a separate structure, relatively safe, without the square tube, no paint spray, arm firmly and focus on both sides of the steel plate bracket, if the canopy length of more than 5m, the increase of direct arm assembly and focus on the middle support, on both sides of the iron with expansion screws are mounted directly on the solid wall, or welded firmly in indirect metal frame, the installation conditions need to pick out the roof, or rain gear plate, telescopic arm type awning is a retractable awning can be arbitrarily different stretching length, wind speed Aluminum Alloy bracket can withstand 50KM/ph. Maximum size of up to 18 meters wide, stretching length of up to 1.5 - 3.5 meters, the adjustment is divided into manual, electric, remote control and wind control, light control, rain control and many other ways for you to choose. Features: the main feature of this tent is cheap and practical. The sunshade cloth: generally equipped with ordinary canopy canvas, suitable for ordinary shops and small ordinary city.
Q:Building with steel or steel plate?
It is recommended to use channel No. 12, and the span of three meters is not big, so the problem of vibration will not occur! Square steel tubes are not recommended for load-bearing structures. I'm from the steel installation department.It is suggested that the upper channel, the red plate, and the wood. It's more comfortable to use.
Q:The difference between the steel chrome and paint
Room heating drying paint process. The utility model has the advantages of bright color, strong visual impact, good surface finish, easy cleaning, moisture resistance and good fire prevention performance. And spray paint isJust spray it directly and let him do it naturally. This is called spray painting. How to identify paint or paint it, let us introduce.
Q:4 x6 1.5 square meters thick, how much money
The steel prices generally calculated in tons. To see you say the steel is hot dip galvanized or black material. Hot galvanized general 4500/ tons, black wood generally in 3800/ tons. That is 4.5 yuan /kg and 3.8 yuan /kg. Forget it. You say this kind of steel is 2.355kg per meter. You can tell by your own price.
Q:4*4 steel welding frame tank do strong?
Or more strong legs 4 legs is not easy to findAdd a circle support at the bottom of the cylinder, top two, it is better to get a board, more stable table
Q:Glass partition, square box outsourcing 1mm thick stainless steel, glass middle is how to set the quota
In this case, a metal frame must be used to hold the glass and then bolt it into the wall!
Q:How much is the thick wall hollow square 30*30
Hollow square 30*30 wall thickness is 5mm.

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