Z140 BMT Rolled Prepainted Steel Coil for Construction

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
50 m.t.
Supply Capability:
30000 m.t./month

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Structure of Z140 BMTZ140 Rolled Prepainted Steel Coil for Construction

  Z140 BMT Rolled Prepainted Steel Coil for Construction

Description of Z140 BMT Rolled Prepainted Steel Coil for Construction
BMT Prepainted Rolled Steel Coil is a kind of coated steel coil/sheet. With the cold rolled steel of different strength and thickness as substrate, it is produced through applying Zn coating on both faces by hot dip process. Its surface has bright silver color and regular embossed-like figure, which are highly decorative. 

Z140 BMT Rolled Prepainted Steel Coil for Construction

Main Feature of Z140 BMT Rolled Prepainted Steel Coil for Construction

1.Corrosion resistance: It mainly depends on the aluminum protection. When the zinc being worn, the aluminum will  form a dense layer of aluminum oxide, resist corrosion material to prevent further corrosion inside. 
2. Heat reflective: Galvanized steel plate heat-reflective high rate is twice as galvanized steel, often used to make insulation materials. 
3. Economy: Because density of 55% AL-Zn is smaller than the density of Zn, so in the same weight and thickness of Galvanized zinc layer, aluminum-zinc steel plate is larger area more than 3% of galvanized steel sheet.  

 

Applications of Z140 BMT Rolled Prepainted Steel Coil for Construction
1. Construction and building: roofing; ventilating duct; handrail; partition panel

2. Electric appliance: refrigerator; washing machine; refrigerator..

3. Transportation: oil tank; road sign; etc.
4. Agriculture:barn; etc.

5. Others: vending machine; game machine; etc.  

 Z140 BMT Rolled Prepainted Steel Coil for Construction

Specifications of Z140 BMT Rolled Prepainted Steel Coil for Construction 

Product

BMT Prepainted Rolled Steel Coil for Construction

Material Grade

SGCC / SGCH / DX51D+AZ, etc

Thickness

0.3-3.5mm

Width

900-1250mm

Tolerance

Thickness: +/-0.02mm , Width:+/-2mm

Zinc-coating

Z35-150g/m2

Technique

Raw material: Hot rolled steel coil > Cold rolled>hot dipped galvanized

Surface

Dried, Chromated, Unoiled

Spangle

Regular spangle , small spangle, zero spangle

ID

508MM or 610MM

Coil weight

3-7MT

Export package

Cardboard inner sleeves, Waterproof paper, galvanized steel covered and steel strip packed

 FAQ of Z140 BMT Rolled Prepainted Steel Coil for Construction

We have organized several common questions for our clientsmay help you sincerely

1: What is your company payment way?

 We accept whole T/T or 30% T/T deposit and balance against the copy of B/L. We can negotiate.

2. What is the general delivery time?

Usually it is within thirty working days after received buyer’s advance payment or LC. We will arrange the factory manufacturing as soon as possible. The cargo readiness usually takes 20- 25 days, but the shipment will depend on the vessel situation.

3. How do you promise the quality of the steels

We have established the international advanced quality management system ,every link from raw material to final product we have strict quality testWe resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

4. What different between PE and PVDF?

PVDF is the most advanced painting in   construction industry, it is with high corrosion resistance and color   retention, and the life time could last to 20-25 years. Currently, PE is the   most widely-used painting in the color coated steel coils. It is characterized  by good overall performance, and high economic as well

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Q:desnity of steel?
First you have to convert the coefficient of linear expansion to a coefficient of volumetric expansion. Multiply the coefficient of linear expansion by 3: Coefficient of expansion of steel,β:12E-6/°K x 3 = 36E-6/°K Difference in temperature: 480°K ΔV = VoβΔT ΔV = Vo x (0.000036) x 480 ΔV = 1m³ x 0.017 ΔV = 0.017m³ Originally, the steel was at 7800 kg/m³ Now, the steel was at 7800 kg/ 1.017m³, or 7670 kg/m³ Change in density = 7670 - 7800 = -130kg/m³
Q:best folding pocket knife or best steel for them?
This Site Might Help You. RE: best folding pocket knife or best steel for them? looking for a good pocket knife. i keep going through these 440 steel pocket knives with every day work usage. this will be my 4th. even when i use a whetstone they stay sharp for a short period of time but the edge does not last, 440 is too soft! what is a good steel to look for in a pocket knife?...
Q:About types of stainless steel for knifes.?
Actually-good grades of stainless is superior to high carbon steels which has been proven by countless tests. Aus8 is a japanese steel from what I know, so I'm not sure what the letter and number designation means. From what I know, Aus8 has similar properties to 440B though with a carbon content of around ~.74%. This is lower content then most other blade steels meaning it has lower edge retention. The stainless steels I'd consider to be best are: Ats-34: Less corrosion resistant then 440c, but is tougher then 440c and still holds a edge quite well 440c: Probably the best all around steel on the market for its price. Highest corrosion resistance and very good edge retention. I wouldn't recommend it on choppers though, a tougher steel like the one mentioned above would probably be better for that. A/B/C indicates the carbon content going from least to greatest. 4xx indicates that its a chrome martensitic steel. 40 indicates that its a high carbon grade compared to (4)20 which has less then .5 percent. CpmS30v: Slightly lower corrosion resistance then 440c due to it not taking a mirror finish, but very high edge retention and improved toughness. Cpm indicates that it's made by compressed particle metallurgy while the v indicates that its a vanadium alloy. I'm not sure what the S30 indicates.
Q:Is Tempered Steel synonymous with Hardened Steel?
No. Not quite. The term 'Hardened steel' is often used to refer to 'Heat treated steel'. There are two separate steps in heat treatment. First the red hot steel is 'quenched' (rapidly cooled). This yields maximum hardness ,but the steel may be too brittle for the intended purpose. The next stage, 'tempering' is heating to a limited temperature, and slow cooling. This reduces the hardness somewhat, depending on the re-heat temperature, but restores some of the toughness lost in the first stage.
Q:Steel Pick + Acoustic Guitar = Trashed Guitar?
Uh. . . your guitar would be okay. . . except your strings wouldn't last long then nylon strings.
Q:Steel Fabrication?
Your question covers a VERY broad area. This link should help you out, you will still have numerous other places you can look but this will cover your basics.
Q:Is Damascus Steel Fake?
Well, it depends on what you call fake. Modern Damascus steel is perhaps similar, but it is not what people would call Damascus steel in 1500. It is made to look similar, but structurally it is different. For the most part the specific way of making Damascus steel is lost to history.
Q:How strong is 440 steel on a katana?
440 Steel is a grade of stainless steel, which is normally a very bad thing, as stainless steel tends to shatter more easily than regular steel. 440 grade is tougher than most other forms of stainless steel, though, and is used for knifeblades and surgical tools. Thing is, it is still prone to shattering from hard impact, which is something that a knife or surgical tool would not encounter. It will cut fine, and can be dangerous as any other bladed tool. However, if it were to hit bone, another blade, or any other rigid object, it is likely to shatter. So, no, it isn't the best kind of steel for an actual sword, though you shouldn't be using your sword in swordfights anyways, so you don't need to worry about it.
Q:how to clean old steel coins?
You really don't want to do anything to to them. If they're rusty, that's just the way they are now. Store them in a dry place. Cleaning will do more damage than good, and will hurt the value. If it were possible to undo the damage, our cars would never rust, iron pipes wouldn't pit, and everything would be made of steel. Don't let it worry you, they're still worth having.
Q:Steel navel rings! what to do!?
When I worked at Spencer's the jewelry would usually said what grade/type of metal it was. As long as it says 316L surgical steel you should be ok. But like another person said, go to a professional piercer and buy jewelry there because you know that you're getting good quality. You get what you pay for!

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