Grain Oriented Electrical Silicon Steel Sheet

Grain Oriented Electrical Silicon Steel Sheet

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 1000 m.t./month

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Grain Oriented Electrical Silicon Steel Sheet

Description

Standard	ASTM, DIN, GB, JIS
Nominal Thickness	0.23mm,0.27mm,0.30mm,0.35mm
Nominal Width	50mm~1200mm
Length	Any length based on coil weight or by required
Coil Inner Diameter	508mm
Surface treatment	Inorganic Coating
	Semi-organic Coating
Grade	B23P090/P095,B23G110/G120,B27P090/P095,B27G120/G130 B30P140/P130,B30G120/G130,B35P130,B35P135,etc.
Delivery lead time	15~30 Days after Receiving T/T Prepayment or LC Date
Price TERM	FOB,CIF,CFR,EX Works,FCA,DDU
Port of Loading	China Port
Payment	L/C at Sight
	T/T 30% in Advance,70% Balance after Received B/L Copy
	Alibaba.com Trade Assurance

Specification

Type	Grade	Thickness (mm)	Available width range(mm)	Inside diameter(mm)	Density (kg/dm³)	P17/50Max.Core Loss(W/kg)	B8Min.Induction(T)
Common Type	B23G110	0.23	700~1200	508	7.65	1.10	1.80
	B23G120	0.23			7.65	1.20	1.80
	B27G120	0.27			7.65	1.20	1.80
	B27G130	0.27			7.65	1.30	1.80
	B30G120	0.30			7.65	1.20	1.80
	B30G130				7.65	1.30	1.80
	B30G140				7.65	1.40	1.80
	B35G135	0.35			7.65	1.35	1.80
	B35G145				7.65	1.45	1.80
	B35G155				7.65	1.55	1.80
High Induction Type	B23P090	0.23			7.65	0.90	1.87
	B23P095					0.95	1.87
	B23P100					1.00	1.87
	B27P095	0.27			7.65	0.95	1.88
	B27P100					1.00	1.88
	B27P110					1.10	1.88
	B30P100	0.30			7.65	1.00	1.88
	B30P105					1.05	1.88
	B30P110					1.10	1.88
	B30P120					1.20	1.88
	B35P115	0.35			7.65	1.15	1.88
	B35P125					1.25	1.88
	B35P135					1.35	1.88
Domain Refined High Induction Type	B23R080	0.23			7.65	0.80	1.87
	B23R085					0.85	1.87
	B23R090					0.90	1.87
	B27R090	0.27			7.65	0.90	1.87
	B27R095	0.27			7.65	0.95	1.87
NOTE:
Detecting Basis GB/T3655-2000
P17/50 means core loss of sample per kg at max.magnetic induction 1.7T and frequency 50HZ;
B8 means magnetic induction corresponding to 800A/m magnetic field intensity.

Dimensional and Shape Tolerances

Thickness(mm)	Thickness tolerance(mm)	Longitudinal thickness tolerance(mm)	Traverse thickness tolerance(mm)	Width tolerance(mm)	Flatness(%)	Camber within 2m(mm)
0.23	±0.025	≤0.030	≤0.020	0~+2	≤1.5	≤1.0
0.27	±0.030
0.3
0.35

Typical Mechanical Property

Type	Thickness(mm)	Yield Strength(N/mm2)	Tensile Strength(N/mm2)	Elongation(%)	Hardness(Hv1)	Number of Bends	Lamination Factor(%)
Common Type	0.27	335	305	12	190	25	97
Common Type	0.30	345	310	12	190	20	98
High Induction Type	0.27	350	325	12	195	20	97
High Induction Type	0.30	350	310	11	195	17	98
Domain Refined High Induction Type	0.27	355	330	10	200	18	97

Picture

Grain Oriented Electrical Silicon Steel Sheet

Q: How are steel coils used in the production of electrical motors?: Steel coils are used in the production of electrical motors as they serve as the core component of the motor's electromagnetic system. These coils are wound around a laminated steel core to create an electromagnet that generates the magnetic field required for the motor's operation. The steel coils, when energized with electric current, produce a magnetic field that interacts with the stator and rotor to facilitate the conversion of electrical energy into mechanical energy.

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Q: How are steel coils inspected for surface cleanliness?: Steel coils are inspected for surface cleanliness through various methods such as visual examination, ultrasonic testing, magnetic particle inspection, and eddy current testing. These techniques help identify any surface defects, contaminants, or irregularities on the steel coil, ensuring it meets the required cleanliness standards.

Q: i am looking for an exact process of how to forge damascus steel.any tips or pointers and web sites or tutoreals will be helpfull.: hand made folding knife English tip, blade of Damascus metallic sort Rose, 2,5mm thickness, no liners, teja spring embellished by using metallic report and billet surrounded of chrome metallic. A Damascus blade knife is characterised by using a wavy, mottled visual allure on the blade that’s led to by using the approach used to shape the metallic. the technique of transforming into Damascus metallic is derived from a centuries-previous forging technique used to create blades that grew to become very just about mythical of their attractiveness for power and sharpness it exchange into reported a Damascus knife ought to shrink with the aid of a rifle barrel to boot as with the aid of a hair falling on the blade.

Q: How are steel coils inspected for surface cleanliness using cleanliness tests?: To ensure that steel coils meet required quality standards, cleanliness tests are conducted to inspect their surface cleanliness. These tests utilize various methods to assess the presence of contaminants such as dirt, oil, grease, rust, or scale on the coils' surface. One commonly utilized cleanliness test involves visual inspection, where trained inspectors visually examine the coils' surface for visible contaminants. They search for signs of staining, discoloration, or foreign substances that could impact the steel's quality. Another cleanliness test involves wiping the surface of the steel coil with a clean cloth or wipe. The cloth is subsequently analyzed for contaminants using techniques like gravimetric analysis or solvent extraction. The amount of contaminants collected on the cloth provides an indication of the steel surface's cleanliness. Surface roughness tests are also performed to assess cleanliness. A roughness gauge is used to indirectly measure the presence of contaminants by measuring the roughness of the steel surface. If the surface roughness measurements surpass specified limits, it suggests the presence of contaminants that affect the steel's cleanliness. In addition to these tests, techniques like wetting tension measurement, water break test, or contact angle measurements may be employed as part of cleanliness tests. These techniques evaluate the steel's surface energy and wetting properties, which can be influenced by the presence of contaminants. By conducting cleanliness tests, thorough inspection of steel coils for surface cleanliness is achieved. These tests aid in identifying potential contaminants that could compromise the steel's quality and performance. By ensuring the surface cleanliness of steel coils, manufacturers can deliver high-quality products that meet the stringent requirements of diverse industries.

Q: How are steel coils processed into finished products?: Steel coils are processed into finished products through a series of steps including uncoiling, leveling, cutting, shaping, and surface treatment. The uncoiling process involves unwinding the steel coil to create a flat sheet. Next, leveling machines remove any unevenness in the sheet's surface. Then, the sheet is cut into desired lengths or shapes using cutting machines. Shaping processes such as bending, rolling, or stamping are performed to achieve the desired product form. Finally, surface treatment techniques like galvanizing, painting, or coating are applied to enhance the product's durability and appearance.

Q: What are the different types of steel coil finishes?: There are several different types of steel coil finishes, including mill finish, galvanized finish, painted finish, and stainless steel finish.

Q: What are the different methods of coil edge trimming?: Various industries commonly use several methods for coil edge trimming. These methods include: 1. Shearing: Cutting the edges of the coil is accomplished using a shear blade. Shearing is a popular technique for thick coils and can be done manually or with a machine. It provides a clean and straight cut but may not be suitable for thin or delicate materials. 2. Slitting: In this process, the coil is passed through slitter knives that make multiple cuts along the edge, creating narrower strips. Slitting is commonly used for producing narrow coils or strips of various widths. It can be done in-line with a coil processing line or as a separate standalone process. 3. Laser cutting: A precise method of coil edge trimming, laser cutting employs a high-powered laser beam to cut through the material. It offers high accuracy and flexibility for cutting complex shapes or patterns. Laser cutting is commonly used for thin or delicate materials, minimizing the risk of deformation or damage caused by other cutting methods. 4. Plasma cutting: Plasma cutting is a thermal cutting process that employs a plasma torch to cut through the coil. It is suitable for cutting a wide range of materials, including thick coils. Plasma cutting is known for its high cutting speed and ability to cut through materials with high melting points, such as stainless steel or aluminum. 5. Waterjet cutting: This method utilizes a high-pressure jet of water mixed with an abrasive material to cut through the coil. It is a versatile technique that can cut a wide range of materials and thicknesses. Waterjet cutting provides a smooth and precise cut without heat-affected zones, making it suitable for sensitive materials. 6. Guillotine cutting: Guillotine cutting involves using a guillotine-style blade to cut through the coil. It is a quick and efficient method that provides a straight cut. Guillotine cutting is commonly used for cutting coils of various thicknesses and is often performed with a machine for higher precision. Each method of coil edge trimming has its own advantages and considerations depending on the specific requirements of the application. The choice of method usually depends on factors such as material properties, thickness, desired cutting accuracy, production volume, and budget constraints.

Q: What are the different grades of steel used for manufacturing coils?: There are several grades of steel that are commonly used for manufacturing coils. These grades are chosen based on their specific properties and suitability for different applications. Some of the most common grades of steel used for manufacturing coils include: 1. Low carbon steel (mild steel): This grade of steel is often used for manufacturing coils as it is relatively inexpensive and has good formability. It is suitable for applications that require low strength and high ductility, such as automotive components and construction materials. 2. High carbon steel: This grade of steel is known for its high strength and hardness. It is commonly used for manufacturing coils that require high tensile strength, such as springs and wires. 3. Stainless steel: Stainless steel is a corrosion-resistant alloy that contains a high percentage of chromium. It is commonly used for manufacturing coils that require resistance to corrosion and oxidation, such as in the food industry, medical equipment, and automotive applications. 4. Galvanized steel: Galvanized steel is coated with a layer of zinc to protect it from corrosion. It is commonly used for manufacturing coils that will be exposed to harsh environmental conditions or for applications that require excellent durability, such as roofing materials and electrical appliances. 5. Alloy steel: Alloy steel is made by adding elements such as manganese, nickel, chromium, or molybdenum to carbon steel. This improves its strength, hardness, and resistance to wear and corrosion. Alloy steel coils are commonly used in applications that require high strength and toughness, such as in the aerospace and automotive industries. It is important to select the appropriate grade of steel based on the specific requirements of the application to ensure optimal performance and longevity of the coils.

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