Prepainted Cold Rolled /Pre-painted Galvanized Steel Sheet Coil/Pre-painted Steel Coil/PPGI
- Ref Price:
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- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 1000 m.t./month
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Specifications
cold rolled strips
1. width: 19-1500mm
2. thickness :0.2-3.0m,2.0-13.5mm
3.zinc coating:z60-z275
4.GB,JIS,ASTM,DIN,EN
cold rolled strips
Product Description
Brand : ZHCX | Standard: ASTM; ASTM; EN;GB | Grade:DX51D /DX52D/DX53D/ S250,280,320GD,Q195,Q235,etc. |
Thickness: 0.2-3.0mm 2.0-13.2mm | Width:19-1500mm | Length:Coil or upon request |
Zinc Coating: 40g- 275g/m2 | Surface: zero spangle, min spangle , regular spangle ,big spangle | Application: PPGI coil;construction,hardware, home appliances,interior decoration etc. |
Coil ID: 508-610mm | Coil Weight: 3-5 tons | Type : coil or sheet |
Packing: | 1.wooden case or wooden pallet 2.standard seaworthy packing | |
Delivery Time | Within 7-25 days after received the deposit | |
Brief Introduction
1. Prepainted Galvanized Steel Coil is coated with organic layer, which provides higher anti-corrosion property and a longer lifespan than that of galvanized steel sheets.
2. The base metal for Prepainted Galvanized Steel Coil is HDGI Steel. The finish coats of Prepainted Galvanized Steel Coil can be classified into groups as follows: polyester, silicon modified polyesters, polyvinylidene fluoride, high-durability polyester, etc.
3. The production process has evolved from one-coating-and-one-baking to double-coating-and-double-baking, and even three-coating-and-three-baking.
4. The color of the Prepainted Galvanized Steel Coil has a very wide selection, like orange, cream-colored, dark sky blue, sea blue, bright red, brick red, ivory white, porcelain blue, etc.
5. The Prepainted Galvanized Steel Coil can also be classified into groups by their surface textures, namely regular prepainted sheets, embossed sheets and printed sheets.
Edit
Because there is no after annealing treatment, the hardness is very high (HRB greater than 90), mechanical processing performance is poor, only a simplebending process has less than 90 degree directional (direction perpendicular to the rolled).
3, use three
Edit
Hot rolled products with high strength and good toughness, easy processing and good forming can be excellent performance of welding, which is widely used in ships, cars, bridges, buildings, machinery, boiler, pressure vesselmanufacturing industry.
The scope of application:
(1) after annealing processing into the common cold;
(2) processing galvanized galvanized unit before the annealing treatment;
(3) the basic do not need to process the panel.
4 four, classification
Edit
Carbon steel plate, carbon plate, low alloy plate, ship plate, bridge plate, boiler plate, container plate etc.. Rolling hard volumes: under normal temperature,the hot pickling volumes of continuous rolling.
Hot rolled steel strip products include steel (roll) and the shear of steel plate.And steel (coils) can be divided into straight and finishes volume (the volume,smooth rolling and slitting roll).
- Q: How are steel coils used in the production of construction machinery?
- Steel coils are used in the production of construction machinery as they provide the raw material needed for manufacturing various components, such as frames, beams, and structural elements. These coils are processed and shaped into the desired forms, ensuring the machinery's durability, strength, and stability.
- Q: What are the common applications of stainless steel coils?
- Stainless steel coils have numerous applications in various industries due to their exceptional corrosion resistance, durability, and versatility. Some common applications include manufacturing of kitchen appliances, automotive parts, construction materials, medical instruments, chemical processing equipment, and electrical components. Additionally, stainless steel coils are widely used in the production of pipes, tubes, and fittings for various sectors such as oil and gas, food processing, pharmaceuticals, and water treatment.
- Q: How are steel coils used in the production of electrical appliances?
- Steel coils are used in the production of electrical appliances as the core material for transformers and motors. The coils are wound around an iron core to create electromagnetic fields that enable efficient energy transfer and power generation within these appliances.
- Q: How do steel coils contribute to the automotive industry?
- The automotive industry heavily relies on steel coils to manufacture different components and structures for vehicles. These coils are made from high-quality steel and undergo a series of processes, such as hot rolling, cold rolling, and annealing, to achieve the desired properties. One of the main applications of steel coils in the automotive industry is for producing body panels and frames. The strength and durability of steel make it an ideal material for these purposes, providing structural integrity and protection to the vehicle. Through a stamping process, steel coils are transformed into sheets, allowing manufacturers to create intricate shapes and designs for various vehicle models. Furthermore, steel coils are also utilized in the production of suspension systems, including springs and shock absorbers. The elasticity and resilience of steel enable these components to withstand the constant impact and weight of the vehicle, ensuring optimal performance and comfort for the driver and passengers. In addition, engine components like crankshafts, camshafts, and cylinder heads are manufactured using steel coils. These components require the strength and thermal resistance that steel provides, ensuring the efficient operation and longevity of the engine. Moreover, steel coils play a crucial role in the production of exhaust systems, which are essential for reducing emissions and noise levels. Steel's resistance to heat and corrosion make it an excellent material choice for exhaust pipes, mufflers, and catalytic converters, ensuring their durability and functionality. Overall, steel coils are indispensable in the automotive industry as they contribute to the manufacturing of various components and structures that are vital for the performance, safety, and longevity of vehicles. The high strength, durability, and versatility of steel make it the preferred material choice, enabling manufacturers to create reliable and efficient automobiles.
- Q: How are steel coils inspected for weldability using welding tests?
- A range of welding tests can be utilized to inspect steel coils for their weldability. The bend test is a common approach where a segment of the coil is cut and bent to assess the weld's quality. This evaluation helps identify any brittleness or flaws that could compromise its integrity. Furthermore, the guided bend test is conducted to evaluate the weld's ability to endure bending without cracking or breaking. Another technique employed is the macro etch test, which involves cutting a cross-section of the coil and applying a chemical solution to etch it. This test effectively exposes imperfections or irregularities in the weld, such as porosity, slag inclusions, or fusion deficiencies. Moreover, the hardness test measures the weld's hardness, which is crucial as excessive hardness can lead to cracking or brittleness, while insufficient hardness may cause weld failure under specific conditions. Additionally, non-destructive testing methods like ultrasonic testing, magnetic particle inspection, or radiographic examination can be employed to detect internal defects, such as cracks or voids, in the steel coil welds without causing any damage to the material. Conducting comprehensive inspections through these welding tests is essential to ensure the quality and weldability of steel coils before their use in various applications. By identifying and addressing potential issues, these inspections guarantee that the steel coils meet the necessary standards for weldability and structural integrity.
- Q: which type of carbon steel does not have manganese
- None. Mn is a trace impurity in all steels, if you look carefully enough. If you want to find a steel where Mn is not intentionally added, start looking at the alloy composition specifications, there are hundreds of steels. Why are you worried about Mn? Mn is typically added to steels for a very good reason.
- Q: In what ways can steel fail in use of buildings ad what can be done to prevent it?
- First let us see what steel is made from. PIG IRON, which is put into a blast furnace with other things to get the impurities out. the very high grated of steed include TUNGSTEN CARBIDE STEEL, which is used to make tooling. down to lower grades of steel to make other things. the stronger the steel that is required the less impurities that are in it. different steels are treated with different elements depending on what the steel is going to be used for, So if steel is Incorporated into a building and say the building caught fire enough heat could be produced to actually soften the steel and result in failure. hope this helps. Dr Knowitall.
- Q: What are the challenges in welding steel coils?
- In order to guarantee successful and high-quality welds, it is necessary to address various challenges encountered when welding steel coils. One primary challenge involves achieving appropriate joint preparation. Steel coils often exhibit different surface conditions, such as rust, scale, or oil, which must be cleaned or eliminated before welding. This demands extensive cleaning and preparation to establish a clean and reliable welding surface. Another challenge lies in controlling the heat input. Due to the thin nature of steel coils, excessive heat can result in distortion, warping, or even burn-through. Welding operators must exercise careful control over the heat input to prevent such issues and uphold the integrity of the coils. Additionally, the presence of residual stresses poses a significant difficulty. Steel coils typically endure various stresses during the manufacturing, transportation, and handling processes, which can lead to distortion or cracking during welding. To mitigate these stresses and prevent potential defects, sufficient preheating and post-weld heat treatment may be necessary. Ensuring proper weld penetration is also of utmost importance. Steel coils often possess varying thicknesses, making it challenging to achieve consistent and adequate weld penetration throughout the joint. Welding operators must select appropriate welding parameters and techniques to guarantee complete fusion and a robust bond. Lastly, the size and weight of steel coils can create logistical challenges during welding. Specialized equipment and precise positioning are required to handle large and heavy coils, ensuring safe and efficient welding. Additionally, the length of the coils may necessitate multiple passes or continuous welding, demanding skilled operators and meticulous coordination. In conclusion, welding steel coils necessitates careful attention to joint preparation, heat control, stress relief, weld penetration, and logistical considerations. Overcoming these challenges guarantees the production of welded steel coils that are of high quality and durability.
- Q: steel of beam has been rusted ,how can i repair it?
- chrome steel is an alloy of iron and different metals, fairly Chromium and vanadium. you do no longer see it with the bare eye yet on the exterior of any chrome steel (SS) there are iron atoms and chromium atoms that are uncovered. in spite of the shown fact that, the chromium reacts preferentially to type an oxide. In essence, think of of chromium sacrificing itself for iron so as that iron won't rust. What a helpful guy huh! it somewhat is reported as passivation purely like maximum responders suggested. in spite of the shown fact that, greater desirable than that the chromium oxide varieties a good shielding layer that varieties a actual barrier combating Oxygen or any oxidant to realize and attack the iron below it. additionally, the chromium oxide shaped isn't FLAKY and porous, so it does not mar maximum of the exterior as an iron oxide (rust) would. For technology project, you won't make it too technical yet you additionally could make a reference or make an ANALOGY of rust prevention to intense college or social circumstances as being there to your pal or classmate yet in real existence, whilst the possibilities are too great, that secure practices afforded via chromium won't be adequate. because of the fact ultimately all steel uncovered to very oxidizing atmospheres will rust. in basic terms somewhat ruin in the exterior is sufficient to initiate the technique of rusting.
- Q: The Chinese invented the windmill long before the 1800's, but I cannot find anywhere who invented the steel windmill, I believe it was in the 1800'sIf you know the answer that'd be great!And also if you could find the date it was patented? Thanks SO much!
- The Steel Eclipse Type WG was the first of several self-oiling steel windmills marketed by Fairbanks, Morse, and Company after they became the distributor of all the Eclipse mills about the start of the 20th Century. It has the more important distinction of having been the only widely distributed worm-gear mill in the history of American windmill manufacture. Produced from about 1926 to the mid-1930's, the Steel Eclipse remains in the field today in considerable number in most parts of the country. Hope this helps!
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Prepainted Cold Rolled /Pre-painted Galvanized Steel Sheet Coil/Pre-painted Steel Coil/PPGI
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 1000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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