EG_GA_GI_PPGI_GL_HR_CR Steel Coils_Sheets
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
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Item specifice
Type:
Carbon Steel
Shape:
Steel Coil
EG_GA_GI_PPGI_GL_HR_CR Steel Coils_Sheets
Quick Details
Name | Hot Rolled Steel Coil |
Standard | GB/ASTM/SAE/AISI/DIN/JIS/EN/BS |
Surface Treatment: | Black/Peeling/Polished/Machined |
Delivery Condition: | Hot Rolled or Forged/Peeled or Black Surface |
Test | SGS/UT 100% Elements Testing |
Certificate: | ISO/Mill Certificate |
Service: | 24 hours online service / |
more than 20 years trading and manufacture | |
Quality Assurance: | the third party inspection, such as SGS, BV, TUV…etc. is acceptable |
Packaging Details: | Seaworthy Packaging or as per customer's packing instruction |
Specification
| Thickness | 0.15mm-2.0mm |
| Thickness tolerance | +/- 0.02mm |
| Width | 600mm-1250mm |
| Width tolerance | +/-2mm |
| Zinc coating | Z40-Z275 g/m2 |
| Color | Grey white, sea blue, red or any RAL standard |
| Painting | Top: 20+/-5um Back: 5mic---8mic |
| Standard | ASTM, AISI, DIN, GB,JIS |
| Material | SGCC,SGCD,SECC,SECD,DX51D+Z, S350GD, S450GD, S550GD |
| Technique | Cold rolled, hot-dipped galvanizing, color coated, galvanized and so on |
| Spangle | Zero spangle, regular spangle or normal spangle |
| Surface Structure | Galvanized, zero spangle, regular spangle or normal spangle |
| Surface treatment | Chromate and oiled, chromate and non-oiled |
| Packing | Export standard, or according to customer's requirement |
| Min order | 25Tons |
| Coil weight | 3-6tons or as client requirement |
| Coil ID | 508/610mm |
Company Information
CNBM International Corporation is the most import and export platform of CNBM group(China National Building Material Group Corporation) ,which is a state-owned enterprise, ranked in 270th of Fortune Global 500 in 2015.
With its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high quality series of refractories as well as technical consultancies and logistics solution.
After-sale service | l CNBM provides the services and support you need for every step of our cooperation. We’re the business partners you can trust; you can relax and get on with doing business. |
l For any problem, please kindly contact us at any your convenient time, we’ll reply you in our first priority within 24 hours | |
Advantages | Industry experience over 20 years. |
Shipment of goods -More than 70 countries worldwide. | |
The most convenient transport and prompt delivery. | |
Competitive price with best service. | |
High technical production line with top quality products. | |
High reputation based on best quality products. |
Product Show
FAQ
Are you a trading company or manufacturer? | Manufacturer |
What’s the MOQ? | 3 metric ton |
What’s your delivery time? | 15-35 days after downpayment received |
Do you Accept OEM service? | Yes |
what’s your delivery terms? | FOB/CFR/CIF |
What's the Payment Terms? | 30% as deposit,70% before shipment by T/T |
Western Union acceptable for small amount. | |
L/C acceptable for large amount. | |
Scrow ,Paybal,Alipay are also ok | |
Why choose us? | Chose happens because of quality, then price, We can give you both. |
Additionally, we can also offer professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposals. | |
What's your available port of Shipment? | Main Port, China |
What’s your featured services? | Our service formula: good quality+ good price+ good service=customer's trust |
Where are your Market? | Covering more than 160 countries in the world |
- Q:What are the different forms in which special steel is available?
- Special steel is available in various forms such as bars, plates, sheets, tubes, wires, and forgings.
- Q:Can special steel be used in the agricultural equipment manufacturing industry?
- Yes, special steel can be used in the agricultural equipment manufacturing industry. Special steel alloys have properties such as high strength, durability, and resistance to corrosion, which make them suitable for various components and machinery used in agriculture. These include plows, harvesters, tractors, and other farming equipment that require robust materials to withstand harsh conditions and heavy loads.
- Q:What are the different methods of improving the creep resistance of special steel?
- To enhance the creep resistance of special steel, various methods can be employed. These methods aim to improve its ability to withstand high temperatures and constant stress over a long period of time. Commonly used techniques include: 1. Alloying: By adding specific elements like chromium, molybdenum, tungsten, and vanadium, the creep resistance of special steel can be significantly enhanced. These alloying elements form strong carbides or intermetallic compounds that impede dislocation movement, thereby increasing the material's strength and resistance to creep. 2. Heat treatment: Precise heat treatment techniques, such as quenching and tempering, annealing, and normalizing, can be employed to improve the creep resistance of special steel. These processes alter the microstructure of the steel, resulting in the formation of fine-grained and homogeneous structures that offer better creep resistance. Heat treatment also helps in relieving residual stresses and enhancing the overall strength of the material. 3. Grain refinement: Special steel can undergo processes that refine its grain structure, thereby improving its creep resistance. Techniques like controlled rolling, recrystallization, and severe plastic deformation can reduce the grain size and make it more uniform. This refined microstructure hinders dislocation movement and enhances the material's resistance to creep deformation. 4. Precipitation hardening: Special steel can be subjected to precipitation hardening methods, where it is heated and then rapidly cooled to induce the formation of fine precipitates. These precipitates act as barriers to dislocation movement, thereby improving the material's strength and creep resistance. 5. Surface modification: Surface modification techniques, such as shot peening, laser surface melting, and surface coatings, can be applied to increase the creep resistance of special steel. These methods improve the surface integrity, reduce roughness, and introduce compressive residual stresses, all of which contribute to enhanced creep resistance. It is important to consider the specific requirements of the application and the type of special steel being used when selecting and combining these methods. The goal is to optimize the material's microstructure, chemical composition, and surface characteristics in order to achieve the desired creep resistance and ensure long-term performance at elevated temperatures.
- Q:How does special steel contribute to the defense machinery industry?
- Special steel plays a crucial role in the defense machinery industry by offering a range of benefits and contributing to the overall performance and durability of various defense equipment. Firstly, special steel possesses exceptional strength and toughness, making it suitable for manufacturing critical components such as armor plates, ballistic missiles, submarines, and tanks. These components require high resistance to impact, penetration, and extreme conditions, which special steel can provide, ensuring the safety and protection of military personnel and assets. Additionally, special steel offers excellent corrosion resistance, a vital characteristic for defense machinery used in harsh environments such as maritime operations or combat zones. Corrosion can weaken structures and compromise the functionality of equipment, but special steel's resistance helps maintain the integrity and longevity of defense machinery, reducing maintenance costs and increasing operational readiness. Furthermore, special steel enables the production of precision components with high dimensional stability, essential for advanced defense systems like aircraft, missiles, and radars. These components require exceptional accuracy and reliability to function optimally, and special steel's uniformity and consistency meet these demands, ensuring precise performance and enhancing the overall capabilities of defense machinery. Moreover, special steel also contributes to weight reduction in defense machinery. As military equipment becomes more complex and technologically advanced, reducing weight while maintaining strength is crucial for enhancing mobility, fuel efficiency, and overall operational effectiveness. Special steel's high strength-to-weight ratio allows for the development of lighter defense machinery without compromising on durability or protection. In summary, special steel's exceptional strength, corrosion resistance, dimensional stability, and weight reduction properties make it an indispensable material in the defense machinery industry. It enables the production of robust and reliable equipment, ensuring the safety and effectiveness of military operations and enhancing the overall capabilities of defense forces.
- Q:How does special steel contribute to the heat resistance of products?
- Special steel contributes to the heat resistance of products due to its unique properties and composition. It is specifically designed to withstand high temperatures without losing its strength or structural integrity. The inclusion of elements such as chromium, nickel, and molybdenum in special steel enhances its heat resistance by forming a protective oxide layer that prevents oxidation and corrosion at elevated temperatures. This enables products made with special steel to withstand extreme heat conditions, making them suitable for various applications in industries such as aerospace, automotive, and energy.
- Q:How does electrical steel contribute to the production of transformers and motors?
- Electrical steel, also known as silicon steel or lamination steel, plays a crucial role in the production of transformers and motors. Its unique magnetic properties make it an ideal material for the cores of these devices. The high silicon content in electrical steel reduces the energy losses that occur due to magnetic hysteresis and eddy currents, making the transformers and motors more efficient. Additionally, the laminated structure of electrical steel helps to minimize the eddy current losses further. Overall, the use of electrical steel in transformers and motors improves their performance, increases energy efficiency, and allows for compact and lightweight designs.
- Q:How does special steel maintain its strength at different temperatures?
- Special steel maintains its strength at different temperatures due to its unique composition and specific manufacturing processes. The addition of alloying elements, such as chromium, nickel, and molybdenum, enhances the steel's ability to resist thermal degradation and maintain its structural integrity. Additionally, special heat treatment techniques, such as quenching and tempering, are applied to improve the steel's microstructure, resulting in increased strength and toughness at various temperature ranges.
- Q:What are the main alloying elements used in special steel?
- The main alloying elements used in special steel can vary depending on the specific type of special steel, but common alloying elements include chromium, nickel, molybdenum, vanadium, and tungsten. These elements are added to enhance the steel's properties such as corrosion resistance, strength, hardness, and heat resistance.
- Q:How does special steel perform in case hardening applications?
- In case hardening applications, the performance of special steel is outstanding. Case hardening, a heat treatment process, is used to increase the surface hardness of a material while maintaining its tough and ductile core. Special steel, also known as alloy steel, is specifically formulated to have enhanced properties like high strength, toughness, and wear resistance. When it comes to case hardening, special steel is the ideal choice due to its ability to form a hard outer layer while retaining its core properties. Typically, the process involves heating the steel to a specific temperature and then introducing a carbon-rich environment, such as through carburizing or carbonitriding. The carbon atoms diffuse into the steel's surface, creating a high-carbon layer called the case, which significantly increases hardness and wear resistance. Compared to other types of steel, special steel's high carbon content allows for deeper and more uniform case hardening. This results in improved durability, reduced friction, and enhanced resistance to wear, abrasion, and impact. Moreover, the tough core of special steel ensures that the material remains resistant to cracking or fracturing under high stress or impact loads. Furthermore, special steel offers excellent machinability, making it easy to process during case hardening applications. This makes it a preferred choice for various industries, including automotive, aerospace, tooling, and manufacturing, where components require both high surface hardness and structural integrity. Overall, special steel is highly regarded for its exceptional performance in case hardening applications. Its combination of high strength, toughness, wear resistance, and machinability makes it an excellent choice for producing durable and reliable components that can withstand demanding operating conditions.
- Q:How does special steel perform in cryogenic gas environments?
- Special steel performs well in cryogenic gas environments due to its low temperature resistance and high strength. It has excellent toughness and can withstand extreme cold temperatures without becoming brittle or undergoing significant deformation. This makes it ideal for applications such as cryogenic storage tanks, pipelines, and equipment used in industries like aerospace, energy, and scientific research, where materials need to maintain their integrity and performance in extremely cold conditions.
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EG_GA_GI_PPGI_GL_HR_CR Steel Coils_Sheets
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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