cold rolled steel sheet with competetive price

cold rolled steel sheet with competetive price

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 500 m.t.

Supply Capability:: 10000 m.t./month

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Quick Details

Standard: ASTM, DIN, GB, JIS
Grade: SPCC
Place of Origin: Hebei, China (Mainland)
Type: Steel Coil
Technique: Cold Rolled
Surface Treatment: Other
Application: Other
Technique: Cold Rolled
Surface Treatment: Coated

Packaging & Delivery

Packaging Details:	mill standard
Delivery Detail:	25 days after receiving the deposit

Specifications

Hot rolled sheet in coil: Specification 2.0mm-15.5mm;
Material: Q235, SS400, SPHC, 16Mn, 16MnR, 20G, 65Mn.

.Sales of the steel products
1. Steel pipes
(1) Seamless steel pipe: material 20#, 45#, 16Mn; Specification dia:57mm-dia:630mm.
(2) High-frequency welded pipe: material Q235A/B; Specification dia:15mm-dia:159mm.
(3) Galvanized pipe: material Q235A/B; Specification dia:15mm-dia:80mm.
(4) Stainless steel pipe: material 304, 316, 321, 430; Specification dia:15mm-dia:159mm.
(5) Cast iron pipe: material is spherulitic graphite cast iron, 18#, 22# pig iron.
2. Steel plate
(1) Cold rolled sheet in coil, cold rolled sheet in box: Specification 0.4mm-3.0mm; Material: ST12, SS400, SPHC.
(2) Hot rolled sheet in coil: Specification 2.0mm-15.5mm;
Material: Q235, SS400, SPHC, 16Mn, 16MnR, 20G, 65Mn.
(3) Medium plate: Specification 8.0mm-100mm; Material Q235, 65Mn, 16MnL.
(4) Galvanized sheet: Specification 0.4mm-3.0mm
(5) Stainless steel sheet: Specification 0.3mm-2.0mm; Material 304, 316, 321, 430.
3. Steel section
(1) Angle bar (equal angle and unequal angle)
Specification: 25*25*3, 30*30*3/4, 40*40*4, 50*50*5, 63*63*6, 100*63*10, 125*80*12, 200*125*18.
(2) I-beam: 12mm-560mm
(3) Channel bar: 8mm-450mm
(4) H-beam: various
(5) Steel billet: 120, 150, 200, 300, 400.
(6) Light rail, heavy rail, crane rail: Various specifications and material
4. Steel wire
(1) Wire rod: Specification dia:6.5, 8, 10mm; Material Q235, Q195, 65Mn, H08A.
(2) Deformed steel bar: Specificationdia:16-dia:32; Material 20MnSi.
(3) Round bar: Specification dia:12-dia:300mm; Material Q235, 45#, 16Mn, 40Cr, 35CrMo

Q: What are the different sheet metal piercing techniques for steel sheets?: There are several sheet metal piercing techniques that are commonly used for steel sheets. These techniques are utilized to create holes or openings in the steel sheets according to specific requirements. Here are some of the different piercing techniques: 1. Punching: Punching is a widely used technique where a punch and die set is used to create holes in the steel sheets. The punch is forced through the sheet, cutting out the desired shape or size of the hole. This technique is efficient and can be used for a variety of hole sizes and shapes. 2. Drilling: Drilling is another commonly used technique to pierce steel sheets. A drill bit is rotated at high speed, creating a hole in the sheet. Drilling is often used for smaller holes or when precision and accuracy are crucial. 3. Laser cutting: Laser cutting is a highly precise and versatile technique used to pierce steel sheets. A high-powered laser beam is focused on the sheet, melting and vaporizing the material to create holes or shapes. Laser cutting offers high-speed production and can create complex designs with great accuracy. 4. Notching: Notching is a technique used to create cutouts or grooves in steel sheets. It involves removing a portion of material from the edge or surface of the sheet, leaving behind a notch. Notching is often used to create tabs or slots that can be used for assembly purposes. 5. Stamping: Stamping is a technique where a die is pressed into the sheet metal to create a depression or raised feature. This method can be used to create holes, patterns, or embossed designs in the steel sheets. Stamping is commonly used for decorative or functional purposes. 6. Shearing: Shearing is a process where a sharp blade is used to cut through the steel sheet, creating a straight-edge hole. This technique is typically used for larger holes or straight-line cuts. These are just a few of the many sheet metal piercing techniques available for steel sheets. The choice of technique depends on factors such as the desired hole size, shape, precision, speed, and cost-effectiveness.

Q: Can steel sheets be used for HVAC ductwork?: Yes, steel sheets can be used for HVAC ductwork. Steel is a common material used in HVAC ductwork due to its durability, strength, and fire resistance properties. Steel sheets can be fabricated and shaped into ducts, providing a reliable and long-lasting solution for HVAC systems.

Q: Can steel sheets be used for insulation cladding?: No, steel sheets are not typically used for insulation cladding. Insulation cladding is usually made of materials with thermal insulation properties such as foam boards, mineral wool, or fiberglass. These materials are chosen for their ability to reduce heat transfer and improve energy efficiency. Steel sheets, on the other hand, are commonly used for structural purposes or as a protective layer due to their strength and durability. While steel sheets can provide some level of protection, they do not possess the necessary insulation properties to effectively prevent heat or cold transfer. Therefore, it is recommended to use appropriate insulation materials specifically designed for cladding purposes.

Q: What is the purpose of steel sheets?: The purpose of steel sheets is to provide a strong, durable, and versatile material that can be used in a wide range of applications such as construction, manufacturing, automotive, and engineering. Steel sheets are commonly used for building structures, making machinery and equipment, creating electrical appliances, and forming various products due to their high strength, resistance to corrosion, and ability to be shaped or fabricated into different forms.

Q: What is the difference between a smooth and expanded metal steel sheet?: A smooth metal steel sheet has a flat surface with no perforations or raised patterns, while an expanded metal steel sheet has a textured surface with small diamond-shaped openings that are created by stretching the metal.

Q: Can steel sheets be used for electrical transformers?: Yes, steel sheets can be used for electrical transformers, particularly in the core construction. The high magnetic permeability of steel allows for efficient transfer of electrical energy and reduces energy losses. Steel sheets are often laminated to minimize eddy currents and improve transformer performance.

Q: How do you calculate the weight of a steel sheet?: To calculate the weight of a steel sheet, you need to know its dimensions (length, width, and thickness) and the density of the specific type of steel being used. The weight can be calculated by multiplying the volume (length x width x thickness) by the density.

Q: How do steel sheets handle expansion and contraction?: Steel sheets handle expansion and contraction by allowing enough flexibility to accommodate changes in temperature. This is achieved through the inherent ductility and elasticity of steel, which enables it to expand and contract without significant deformation or damage. Additionally, steel sheets may be designed with specific expansion joints or gaps to further accommodate thermal changes and prevent buckling or warping.

Q: What is the typical price difference between galvanized and non-galvanized steel sheets?: The typical price difference between galvanized and non-galvanized steel sheets can vary depending on factors such as size, thickness, and market conditions. However, in general, galvanized steel sheets tend to be more expensive than non-galvanized ones, typically costing around 10-20% more.

Q: Can steel sheets be used for architectural cladding?: Yes, steel sheets can be used for architectural cladding. Steel is a popular choice for cladding due to its durability, strength, and versatility. It can be used to create a modern and sleek aesthetic and is available in various finishes and colors. Additionally, steel cladding provides excellent weather resistance and requires minimal maintenance, making it a suitable material for architectural applications.

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