Q:Why is the selection of steel building erector of extreme importance while starting a new steel building project?

Because if the beaming is screwed up, everything in the building is at risk. Also, if the erector runs late, everything else is delayed. An incompetent erector can actually cause damage to the beams [especially if inadequate bracing leads to collapse] and getting new ones can severely delay the project.

Q:I'm pretty sure that this topic has been beaten to death by now. But, I still can't get a definite answer. With stainless steel, you get better corrosion resistance, and you will hold and edge longer. With carbon steel, you will hold a sharper edge, and you could forge a knife blade longer than 2 ft without breakage. I'm personally a fan of stainless steel ( the 440 grade stuff ), just because it seems to hold up to use and abuse better in the long run. HOWEVER, I have NEVER had a factory made knife break on me. I don't think that they would try to sell you a knife that didn't do what it was meant to do, at least to a reasonable degree. (I work for a living, and can't afford a custom $600 knife.) What do you think? Is this a pointless topic? Will there ever be a winner?

I hate stainless steel! I hate shiny blades also! When I was a kid knifes were awesome! You could actually sharpen them! :) If we bought a new knife we would take an orange and slice it and leave the juice on the blade to purposefully darken it. If you had a shiny blade that looked like stainless you were not cool. :) I think most anyone who had an old knife from back in the 70's or before would agree that these new stainless knives are crap. I have not seen anything perform close to the old blades in stainless. Today I bought a case CV Sod Buster hoping it will perform like the old knives. What reading I have done the Chrome Vanadium is supposed to be like the old steel. I sure hope it is. Now to find some fruit to get rid of this annoying shiny blade! :)

Q:What are the different types of steel coil finishing machines?

There exists a variety of steel coil finishing machines, each designed to accomplish specific tasks and attain desired outcomes. Some commonly encountered types are as follows: 1. Slitting Machines: These machines are employed to divide large steel coils into narrower strips of desired widths. They comprise a set of circular blades that cut through the coil as it progresses through the machine, resulting in multiple smaller coils or strips. 2. Cut-to-Length Machines: These machines are utilized to cut steel coils into specific lengths. They can be programmed to execute precise cuts at predetermined lengths, thereby ensuring accuracy and consistency. 3. Recoiling Machines: Recoiling machines are deployed to rewind steel coils into tightly wound, compact rolls. They are typically used to create smaller coils from larger ones or to recondition coils that have become loose or damaged. 4. Edging Machines: Edging machines serve the purpose of removing excess material from the edges of steel coils, thereby enhancing their overall appearance and ensuring uniform width throughout the coil. 5. Coating Machines: These machines are utilized to apply diverse coatings or finishes to the surface of steel coils, such as paint, galvanized coatings, or protective films. They often incorporate drying or curing systems to guarantee proper adhesion and durability of the applied coatings. 6. Packaging Machines: Packaging machines are employed to wrap or package steel coils for transportation or storage. They can envelop the coils in protective materials, such as plastic or paper, and secure them using strapping or other fastening methods. 7. Inspection Machines: These machines are used to scrutinize the quality and integrity of steel coils. They have the capability to detect defects, such as cracks, scratches, or surface irregularities, and provide feedback for the purpose of quality control. These examples merely scratch the surface of the diverse array of steel coil finishing machines available. Each machine serves a specific role in the steel coil finishing process, guaranteeing that the final product meets the desired specifications and quality standards.

Q:earlier name of jsw steel ltd. may be jindal iron steel ltd.

JSW Steel Ltd - Profile Office Address 5 A, Jindal Mansion, Dr A G Deshmukh Marg, Mumbai Maharastra 400026 Phone 022-23513000 Business Summary JSW Steel Limited Formerly known as Jindal Vijayanagar Steel Limited. The Company's principal activity is to manufacture hot rolled steel coils in India using the revolutionary Corex technology. In addition, the Company also manufactures steel plates and sheets. It manufactures steel using oxygen based iron and steel through continuous casting and hot rolling. Executive Team Executive Name Designation Savitri Devi Jindal Sajjan Jindal Dr. B N Singh Chairperson Additional Director Vice Chairman Managing Director Joint Managing Director

Q:Measures to prevent cold rolling of packaged cold rolled steel coils? Who can give some professional opinions oh?

In order to prevent rusting in the process of storage or transportation of steel roll, steel mills generally take the following packing: inner gas antirust paper wrapped with tape wrapped in plastic film sealing, intermediate, involute cardboard seal lining, cardboard corner, with iron and steel outer package corner protector, strapping fixed. If the inner package seal, so the steel coil is sank into the water, will not rust out.

Q:How are steel coils used in the manufacturing of pressure vessels?

Steel coils are used in the manufacturing of pressure vessels as they provide a strong and durable material for constructing the vessel's shell. The coils are typically rolled and welded to form the cylindrical shape of the pressure vessel, ensuring high structural integrity and the ability to withstand high pressure.

Q:How are steel coils used in the production of metal cladding?

Steel coils are used in the production of metal cladding as a primary raw material. Metal cladding refers to the process of covering a building's exterior with a layer of metal, typically steel, to enhance its durability, aesthetics, and insulation properties. Steel coils serve as the starting point for the manufacturing of metal cladding. These coils are typically made of galvanized steel, which is steel coated with a layer of zinc to protect it from corrosion. The coils are unrolled and fed into a roll-forming machine, where they are shaped into the desired profile for the metal cladding panels. Once the steel coils are formed into the required shape, they undergo various processes to enhance their properties. These processes may include cutting, perforating, and embossing to create patterns, textures, or openings in the cladding panels. The coils can also be coated with additional protective layers, such as paint or powder coating, to provide additional corrosion resistance and aesthetic appeal. The shaped and processed steel coils are then assembled into metal cladding panels. These panels are designed to interlock with each other, creating a seamless and visually appealing exterior for buildings. The panels can be attached to the building's structure using various methods, such as screws, clips, or adhesives. The use of steel coils in metal cladding production offers several advantages. Steel is a strong and durable material, making it suitable for exterior applications that require resistance to weathering, impact, and other environmental factors. Additionally, steel is highly versatile, allowing for a wide range of design options and customization. In conclusion, steel coils play a crucial role in the production of metal cladding. They serve as the raw material, which is shaped, processed, and assembled into panels that provide buildings with enhanced protection, aesthetics, and insulation properties.

Q:melting point, as compare to stainless steel

Mild steel melting point is 1350-1530°C (2462-2786°F). Stainless steel is 1510°C (2750°F)

Q:How can the outer diameter and weight of steel coil be converted?

When it comes to this question, in fact, a lot of them are irrelevant. The weight of the steel rolls means that there is a unit weight called the weight of each mm in the width of the steel coil

Q:What is the average shelf life of a steel coil?

The average shelf life of a steel coil can vary depending on various factors such as the type of steel, storage conditions, and handling practices. Generally, steel coils can be stored for several months to a few years without significant degradation in quality. However, it is important to ensure proper storage conditions, such as maintaining a dry and clean environment, protecting against moisture and corrosion, and avoiding excessive pressure or stacking. Regular inspection and maintenance can help to extend the shelf life of steel coils even further.