ST12 steel sheet

Product introduction

ST12 Steel Sheet

ST12 cold rolled steel is essentially hot rolled steel that has been processed further. Once hot rolled steel has cooled, it is then rolled to achieve more exact dimensions and better surface qualities.

Cold rolled steel sheet(CR steel sheet)is essentially hot rolled steel that has been processed further

Cold 'rolled' steel plate is often used to describe a range of finishing processes—though, technically, 'cold rolled' applies only to sheets that undergo compression between rollers. Things like bars or tubes are 'drawn,' not rolled. Other cold finishing processes include turning, grinding and polishing—each of which is used to modify existing hot rolled stock into more refined products.

ST12 cold rolled steel coil can often be identified by the following characteristics:

1.Cold rolled steel has better, more finished surfaces with closer tolerances

2.Smooth surfaces that are often oily to the touch in CR steel sheet

3.Bars are true and square, and often have well-defined edges and corners

4.Tubes have better concentric uniformity and straightness,made from cold rolled material.

5.Cold rolled steel coil with better surface characteristics than hot rolled steel, it's no surprise that cold rolled steel is often used for more technically precise applications or where aesthetics are important. But, due to the additional processing for cold finished products, they come at a higher price.

In terms of their physical characteristics, cold worked steels are typically harder and stronger than standard hot rolled steels. This is because cold rolled steel finishing essentially creates a work-hardened product. It's worth noting that these additional treatments can also create internal stresses within the material. In other words, when fabricating cold-worked steel—whether cutting, grinding or welding it—this can release tensions and lead to unpredictable warping.
 

Technical data

Product Applications

ST12 cold rolled steel sheet,cold rolled steel coils applications: construction,machinery manufacturing, container manufacturing, shipbuilding, bridge construction. CR steel sheet can also be used to manufacture a variety of containers.

ST12 steel also coud used for the furnace shell,furmace plate,bridge and

vehicle static steel plate, low alloy steel plate,shipbuilding plate, boiler plate, pressure vessel plate, pattern plate, tractor parts, automobile frame steel plate and welding components.

Packaging & Shipping

ST12 cold rolled steel plate cold be packaged by brown paper and iron box,cold rolled steel coil could be packaged with steel belt and iron box .Mill's Standard Export Sea-worthy Packing will suitabel for CR steels.

Our Service

1.All of the CR steel have 1-year guarantee from the day installation.

2.All of the specification of the cold rolled steel coil and other details will be never reveal to any third companies.

3.We could cut the cold rolled steel from steel coil to steel sheet,the size will be do as you required.

4.We colud also welding the cold rolled steel plate use two CR steel plate.

Founded in 1997, Jingui Machinery Processing Co., Ltd. is a China-based manufacturer specializing in custom metalworking, machinery manufacturing, precision parts processing, laser cutting, welding, and non-standard equipment manufacturing.

Located in Caizhuang Industrial Park, Laoting County, Tangshan City, our manufacturing facility has a total construction area of approximately 5,500 square meters, supported by dedicated production areas and a team of skilled machining and welding professionals.

Comprehensive Manufacturing Capabilities

Jingui operates a wide range of conventional and CNC manufacturing equipment, including CNC gantry milling machines, CNC machining centers, vertical milling machines, drilling and boring machines, gear hobbing machines, large lathes up to Φ1,600 mm, thread rolling machines, large-format laser cutting machines, CNC cutting machines, plate shearing and bending machines, plate rolling machines, plate flattening machines, a 400-ton hydraulic press, and multiple welding machines.

This equipment enables us to handle a broad range of custom manufacturing requirements, from individual metal components and fabricated parts to large non-standard equipment and complete machinery assemblies.

Our manufacturing capabilities include:

• CNC machining and precision parts manufacturing
• Laser cutting and CNC cutting
• Sheet metal fabrication
• Welding and structural fabrication
• Casting and machining
• Large-part and heavy machining
• Non-standard equipment manufacturing
• Custom metal components
• Machinery assembly and maintenance

Engineering & Product Development

Jingui has developed proprietary products and manufacturing solutions for industrial applications. The grain storage roof sealing support independently developed by our company has been applied in the construction of national grain reserve facilities in China.

We also hold one national invention patent and two utility model patents. These achievements reflect our continued investment in engineering development, manufacturing technology, and product improvement.

From Raw Materials to Finished Products

We provide an integrated manufacturing service covering material procurement, production, machining, fabrication, assembly, installation, inspection, delivery, and after-sales support.

By keeping key manufacturing processes under our own production control, we can respond flexibly to customized requirements while maintaining consistent quality and production efficiency.

Whether you need custom metal parts, fabricated components, precision machining, or non-standard machinery, our engineering and production teams work closely with customers to develop practical manufacturing solutions based on their drawings, specifications, and application requirements.

Building Long-Term Partnerships

With more than 25 years of manufacturing experience, Jingui is committed to providing reliable products, responsive service, and practical manufacturing solutions.

We believe long-term cooperation is built on consistent quality, transparent communication, and dependable delivery. We continue to improve our manufacturing capabilities and develop new products to meet the evolving requirements of industrial customers.