• Prepainted Galvanized Steel Coil 122O*O.55 System 1
Prepainted Galvanized Steel Coil 122O*O.55

Prepainted Galvanized Steel Coil 122O*O.55

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PREPAINTED GALVANIZED STEEL COIL
Specification:122O*O.55,Ral 5O12

Steel Grade & Standard: CG20140923

Zinc Coating Mass:Z180  
Surface Treatment: non-chromate, oiled  
Coil ID:508mm  Coil Weight:6-10MT
Package Type:EYE TO SIDE
Thickness Tolerance:+/-0.02mm  Width Tolerance:+/-5mm
Zinc Coating Tolerance:-/+10g/m2

Q:Are they made using the same processes, or is tempered steel made without the quenching process?
Hardening is the preliminary process. The fully hardened state may be far too brittle for practical use. The tempering process is tailored to reduce the actual hardness, to introduce more flexible alloys. The tempering method employed may be done at relatively low temperatures, but some alloys require prolonged soaking at elevated temperatures. Some may be cooled in air, but others may require quenching to end the process.
Q:I was wondering because i just watched an episode of build it bigger on the discovery channel about the uss George bush, and when they were discribing it they said it was 500 tons of steel and 47,000 tons of aluminum. this kinda struck me as odd because i thought that it was mostly made of steel. and i would think that even if it was mostly aluminum, that the hull would be steel. and i think the hull would weigh more than 500 tons.
The hull is steel the island is an aluminum composite. Carriers are 100,000 tons of Diplomatic Diplomacy!
Q:i have been playing with hand me down graphite shaft irons and wedges. i was wondering if someone of my stature (5'3, 90 lbs., 12 years old) should be using steel shafted irons. i can definately swing them im just wondering if they are better for making contact
Yes, i my self is 5'5, 100 lbs 13 years old and i am still using graphite shafts. I am soon making the switch to steel shafts although they are heavier, they make better contact, have better consistency of hitting shots and also hit further as they are heavier. Hope this helps you to making your switch to steel shafts, I'm getting mine very very soon
Q:What are the common uses of stainless steel coils?
Stainless steel coils are commonly used in various industries such as automotive, construction, manufacturing, and food processing. They are utilized for making a wide range of products including kitchen appliances, metal containers, piping systems, heat exchangers, and architectural components. The high corrosion resistance, durability, and aesthetic appeal of stainless steel make it an ideal material for these applications.
Q:What are the different methods of welding steel coils?
There are several different methods of welding steel coils, each with its own advantages and applications. The most common methods used in welding steel coils include: 1. Resistance Welding: This method uses pressure and electric current to generate heat and join the steel coils together. It is commonly used for high-speed production and can be further categorized into spot welding, seam welding, and projection welding. 2. Arc Welding: This method involves creating an electric arc between an electrode and the steel coils, which generates intense heat and melts the metal. There are various types of arc welding techniques, such as shielded metal arc welding (SMAW), gas metal arc welding (GMAW), and flux-cored arc welding (FCAW). 3. Laser Welding: Laser welding utilizes a highly focused laser beam to melt and join the steel coils together. This method offers precise control, high welding speeds, and minimal heat-affected zones, making it suitable for thin materials and intricate designs. 4. Electron Beam Welding: This technique employs a concentrated beam of high-velocity electrons to melt and fuse the steel coils. It is commonly used for welding stainless steel and other high-temperature alloys, as it provides deep penetration and minimal distortion. 5. Friction Stir Welding: In this method, a rotating tool with a pin is plunged into the steel coils, creating heat through friction. The softened material is then stirred together to form a solid joint. It is commonly used for joining aluminum, but can also be applied to steel coils. 6. Ultrasonic Welding: Ultrasonic welding involves applying high-frequency vibrations to the steel coils, which creates friction and generates heat to fuse the materials together. This method is commonly used for smaller steel coils and can provide fast and efficient welding with minimal distortion. These are some of the different methods of welding steel coils, each offering unique advantages and suitable for specific applications. The choice of welding method depends on factors such as the type and thickness of the steel, desired strength and quality of the weld, production speed, and cost considerations.
Q:What are the different coil slitting line configurations used for steel coils?
Manufacturers have a range of options when it comes to coil slitting line configurations for steel coils. Each configuration has its own advantages and applications. These configurations are as follows: 1. Simplex Slitting Line: This configuration is suitable for lower production volumes and thinner gauge materials. It utilizes a single slitter head to cut the coil into smaller widths. 2. Loop Slitting Line: Ideal for high-volume production and thicker gauge materials, this configuration features a loop pit that allows for continuous processing without stopping the line. 3. Double Loop Slitting Line: Similar to the loop slitting line, this configuration includes two loop pits, enhancing the line's efficiency and productivity. It is commonly used for processing wider width and thicker gauge materials. 4. Tension Stand Slitting Line: With a tension stand that applies constant tension during the slitting process, this configuration ensures consistent slit widths. It is often used for high-precision slitting applications. 5. Rotary Shear Slitting Line: This configuration utilizes a rotary shear to cut the steel coil into smaller widths. It is suitable for both thin and thick gauges and offers high-speed and accurate cutting. 6. Scrap Winder Slitting Line: This configuration incorporates a scrap winder to collect excess material trimmed during the slitting process. It helps improve efficiency and reduces waste. 7. Combination Slitting Line: Combining multiple slitting processes into a single line, this configuration allows for different slitting methods and widths to be achieved within one setup. It provides flexibility and versatility in processing various steel coil sizes and materials. Manufacturers can choose from these different coil slitting line configurations based on their specific production requirements and the properties of the steel coils they are processing.
Q:Are steel coils used in automotive manufacturing?
Yes, steel coils are commonly used in automotive manufacturing. They are used to produce various components such as body panels, chassis parts, and suspension components. The high tensile strength and durability of steel make it an ideal material for creating safe and robust automobiles.
Q:What is the minimum diameter of a steel coil?
The minimum diameter of a steel coil can vary depending on the specific requirements and manufacturing processes, but it is typically around 4 inches or 100 millimeters.
Q:I am reading the book The Cure For All Advanced Cancers by Hulda Regehr Clark.She writes for example: cancer can be caused by exposure to heavy metals, like nickel and chromium from stainless steel cookware. Stainless steel cookware releases chromium and nickel, two of the most carcinogenic metals.Are there any studies done measuring how much nickel and cadmium can be released from the regular use of stainless steel cookware?Is this a commonly accepted opinion that use of stainless steel cookware is dangerous?If not stainless steel, what kind of cookware to use? I heard that non-stick cookware also releases some harmful chemicals.
No, the studies done and published in JAMA showed that the over cooking of the food MAY lead to higher incidents of SOME cancers but the cookware did not contribute. Humans do well filtering heavy metals which is why spring water tastes so good to us. This author is wrong if not she'd win a Nobel prize for finding a simple way to prevent cancer.
Q:How are steel coils protected against corrosion?
Steel coils are protected against corrosion through various methods such as applying protective coatings like zinc, aluminum, or polymer, or using a process called galvanization where the coils are coated with a layer of zinc. Additionally, storing the coils in a controlled environment with low humidity and proper ventilation also helps prevent corrosion.

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