Equal-Unequal Grade CNBM Black & Galvanized Steel Angle Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 3 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
Type:
Carbon Steel
Shape:
Steel Angle
Equal-Unequal Grade CNBM Black & Galvanized Steel Angle Bar
Detailed Informaion
Name | Equal/Unequal Angle Steel Bar |
Shape | Equal/Unequal Angle |
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
size A*B | size allow-able deviation | thickness | |||||||||
3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | ||
thickness allowable deviation | |||||||||||
25*25 | ±1.5 | ±0.5 | ±0.5 | ±0.5 |
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30*30 | ±2.0 | ±0.5 | ±0.5 | ±0.5 | ±0.5 |
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40*40 | ±2.0 | ±0.6 | ±0.6 | ±0.6 | ±0.6 |
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50*50 | ±2.0 | ±0.6 | ±0.6 | ±0.6 | ±0.6 |
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60*60 | ±3.0 |
| ±0.6 | ±0.6 | ±0.6 | ±0.6 |
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65*65 | ±3.0 |
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| ±0.6 | ±0.6 | ±0.7 | ±0.7 | ±0.7 |
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70*70 | ±3.0 |
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| ±0.7 | ±0.7 | ±0.7 | ±0.7 | ±0.7 | ±0.7 |
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75*75 | ±3.0 |
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| ±0.7 | ±0.7 | ±0.7 | ±0.7 | ±0.7 |
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80*80 | ±3.0 |
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| ±0.7 | ±0.7 | ±0.7 | ±0.7 | ±0.7 |
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100*100 | ±4.0 |
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| ±0.7 | ±0.7 | ±0.7 | ±0.8 | ±0.8 | ±0.8 |
Company Introduction
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.
Packaging & Delivery
Packaging Detail | Sea worthy packing /as per customer's packing instruction |
Delivery Detail | 15 ~ 40 days after receiving the deposit |
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:How does special steel contribute to improved product aesthetics?
- Special steel contributes to improved product aesthetics in several ways. Firstly, special steel can be formulated to have a higher level of purity, resulting in a cleaner and more polished appearance. This enhances the overall visual appeal of the product. Additionally, special steel can be engineered to have unique surface finishes, such as brushed or mirror-like effects, which can add a sophisticated and luxurious touch to the product design. Furthermore, special steel can be shaped and molded with precision, allowing for intricate and intricate designs that enhance the aesthetics of the product. Overall, the use of special steel in manufacturing helps to elevate the visual appeal of products, making them more attractive and visually pleasing to consumers.
- Q:What are the different heat treatment processes for special steel?
- Some of the different heat treatment processes for special steel include annealing, quenching and tempering, hardening, case hardening, and precipitation hardening.
- Q:What are the non-destructive testing methods used for special steel?
- Special steel can be evaluated for flaws or defects using various non-destructive testing (NDT) methods. These techniques are designed to identify issues in the material without causing any harm. Ultrasonic testing is a prevalent NDT method for special steel. It involves transmitting high-frequency sound waves through the steel and analyzing the reflected echoes. By measuring the time it takes for the sound waves to travel through the steel and return, technicians can determine the material's thickness, density, and internal structure. This method is highly effective in detecting cracks, voids, or inclusions in the steel. Magnetic particle testing is another commonly used NDT method for special steel. It requires applying a magnetic field to the steel's surface and coating it with magnetic powder. Any irregularities or defects in the steel will result in magnetic flux leakage, causing the magnetic particles to cluster and create visible indications. This technique is particularly useful in identifying surface cracks or discontinuities. Liquid penetrant testing is frequently employed for NDT of special steel. It entails applying a liquid dye or fluorescent substance to the steel's surface. The dye penetrates any surface cracks or defects, and after a specified time, excess dye is removed. A developer is then used to draw out the dye from any flaws, making them visible under UV light. This method effectively detects surface discontinuities and is commonly utilized in the aerospace and automotive industries. Radiographic testing is another NDT method applicable to special steel. This procedure involves exposing the steel to X-rays or gamma rays and capturing the resulting image on film or a digital detector. Technicians can analyze the radiographic image to identify internal flaws like cracks, voids, or inclusions in the steel. This method is particularly advantageous for thicker sections of steel or situations where accessing the material is challenging. In conclusion, non-destructive testing methods, including ultrasonic testing, magnetic particle testing, liquid penetrant testing, and radiographic testing, are frequently employed for special steel. These methods ensure the detection of flaws or defects without causing any damage to the material, thereby ensuring its integrity and reliability.
- Q:What are the different surface treatments used for special steel?
- There are several different surface treatments that can be used for special steel, depending on the specific requirements and desired properties. Some of the commonly used surface treatments for special steel include: 1. Nitriding: This process involves diffusing nitrogen into the surface of the steel, resulting in a hardened layer. Nitriding improves the surface hardness, wear resistance, and fatigue strength of the steel. 2. Carburizing: Carburizing involves introducing carbon into the surface of the steel, forming a hard and wear-resistant layer. This process enhances the surface hardness and improves the steel's resistance to wear and fatigue. 3. Coating: Coating is a popular surface treatment technique where a thin layer of protective material is applied to the steel surface. Coatings can include various materials like zinc, chrome, or ceramic, which provide corrosion resistance, improved aesthetics, and enhanced durability. 4. Shot peening: Shot peening is a mechanical surface treatment technique that involves bombarding the steel surface with small metallic or ceramic particles. This process induces compressive stresses in the material, enhancing its fatigue strength and resistance to cracking. 5. Electroplating: Electroplating is a process where a thin layer of metal is deposited onto the steel surface using an electrical current. This treatment provides improved corrosion resistance and can also enhance the appearance of the steel. 6. Passivation: Passivation involves treating the steel surface with a chemical solution to remove impurities and create a protective oxide layer. This process improves the corrosion resistance and enhances the surface finish of the steel. 7. Anodizing: Anodizing is a surface treatment commonly used for aluminum but can also be applied to special steel. It involves creating an oxide layer on the steel surface through an electrolytic process. Anodizing improves corrosion resistance, provides an aesthetic finish, and can also be used for coloring the steel. These different surface treatments offer various benefits and are chosen based on the specific application requirements, such as corrosion resistance, wear resistance, hardness, aesthetics, or improved mechanical properties.
- Q:How does special steel perform in cryogenic strength?
- Special steel is known for its excellent performance in cryogenic strength. Cryogenic strength refers to the ability of a material to withstand extremely low temperatures without losing its mechanical properties. Special steels, such as stainless steels and nickel-based alloys, are specifically engineered to exhibit exceptional strength, toughness, and resistance to cracking at cryogenic temperatures. The unique composition and microstructure of special steel allow it to maintain its structural integrity and mechanical properties even in extreme cold conditions. These materials are designed to withstand the thermal stresses and brittleness that can occur at cryogenic temperatures, ensuring their reliability and performance in various applications. Special steel's ability to perform well in cryogenic strength is crucial in industries such as aerospace, energy, and gas processing, where components are exposed to extremely low temperatures. For example, in the aerospace industry, special steel is used in the construction of cryogenic fuel tanks and rocket engines, where it must withstand the extreme cold of space. Furthermore, special steel's cryogenic strength is also beneficial in applications like liquefied natural gas (LNG) storage and transportation. The low temperatures involved in LNG processes require materials that can handle the thermal stresses and maintain their strength and toughness. In summary, special steel exhibits exceptional performance in cryogenic strength due to its unique composition and microstructure. Its ability to withstand extremely low temperatures without losing mechanical properties makes it a reliable choice for applications in industries where cryogenic conditions are present.
- Q:How is the toughness of special steel measured?
- The toughness of special steel is typically measured using impact testing methods, such as the Charpy or Izod test. These tests involve measuring the amount of energy absorbed by the steel when it is struck by a pendulum or a falling weight. The higher the energy absorbed, the tougher the steel is considered to be.
- Q:How does special steel contribute to the agricultural industry?
- Special steel plays a vital role in the agricultural industry by providing durable and high-performance components for various farming equipment and machinery. Its unique properties such as strength, toughness, and corrosion resistance make it ideal for withstanding the demanding conditions encountered in agricultural operations. One of the key applications of special steel in agriculture is in the manufacturing of tillage tools such as plows, harrows, and cultivators. These tools are subjected to intense forces and abrasion while breaking the soil, and special steel ensures that they remain sturdy and efficient over extended periods of use. The toughness and wear resistance of the steel help to reduce the need for frequent replacements, thereby improving the overall productivity and cost-effectiveness of agricultural activities. Additionally, special steel is extensively used in the production of harvesting machinery like combine harvesters, grain conveyors, and crop processing equipment. These machines require components that can withstand the continuous stress and impact of harvesting and processing operations. Special steel's exceptional strength and fatigue resistance enable these machines to handle heavy loads and endure prolonged usage without compromising performance or safety. Furthermore, special steel finds application in the construction of irrigation systems, storage tanks, and other infrastructure required for efficient water management in agriculture. The corrosion resistance and durability of special steel ensure that these structures can withstand the harsh conditions of moisture and chemicals present in agricultural environments, thereby ensuring their longevity and functionality. Overall, special steel contributes significantly to the agricultural industry by providing durable and reliable components for various farming equipment and infrastructure. Its properties enhance the efficiency, productivity, and longevity of agricultural machinery and structures, ultimately benefiting farmers and enhancing the overall sustainability of agricultural practices.
- Q:How does special steel contribute to the marine aftermarket industry?
- Special steel plays a crucial role in the marine aftermarket industry by offering a wide range of benefits and applications. Firstly, special steel is known for its exceptional strength and durability, making it an ideal material for manufacturing marine components and parts. These components include propeller shafts, rudders, marine engine parts, and various structural elements. The marine environment is harsh and corrosive, with constant exposure to saltwater, waves, and extreme weather conditions. Special steel, such as stainless steel or corrosion-resistant alloys, is specifically designed to withstand these corrosive elements. It provides excellent resistance to rust, pitting, and other forms of corrosion, ensuring the longevity and reliability of marine equipment. Furthermore, special steel is often used in high-performance marine engines and turbines due to its excellent heat resistance and mechanical properties. It can withstand high temperatures and pressures, making it suitable for marine propulsion systems that require superior performance and efficiency. Additionally, special steel is employed in the construction of marine vessels, including ships, offshore platforms, and submarines. Its high strength-to-weight ratio allows for the construction of lightweight yet sturdy structures, leading to improved fuel efficiency and overall performance. Moreover, special steel's ability to withstand impact and fatigue loading makes it an essential material for ensuring the safety and structural integrity of marine vessels. Moreover, special steel contributes to the marine aftermarket industry through its versatility. It can be easily fabricated and customized to meet specific design requirements, allowing for the production of unique and tailored marine components. This flexibility enables the marine aftermarket industry to provide a wide range of replacement parts and upgrades for existing vessels, enhancing their performance, efficiency, and safety. In summary, special steel is a vital component in the marine aftermarket industry. Its strength, durability, corrosion resistance, and versatility make it an essential material for manufacturing marine components, constructing vessels, and improving overall performance. With its unique properties, special steel helps ensure the safety, reliability, and efficiency of marine equipment, contributing to the growth and success of the marine aftermarket industry.
- Q:What are the different methods of surface hardening for special steel?
- There are several methods of surface hardening that can be used for special steel. These methods include: 1. Carburizing: This process involves heating the steel in a carbon-rich environment, such as a gas or liquid, to allow carbon atoms to diffuse into the surface of the steel. This increases the surface hardness and wear resistance of the steel. 2. Nitriding: Nitriding is a process where the steel is heated in a nitrogen-rich environment, causing nitrogen atoms to diffuse into the surface of the steel. This creates a hard, wear-resistant surface layer. 3. Induction hardening: In this method, an alternating current is passed through a coil to create a magnetic field, which induces electrical currents in the steel. The resistance to these currents generates heat, causing the surface of the steel to reach high temperatures and undergo rapid quenching, resulting in increased hardness. 4. Flame hardening: This process involves heating the surface of the steel using a flame or an oxy-fuel torch and then quenching it in water or oil. The rapid cooling from high temperatures helps to achieve surface hardening. 5. Laser hardening: Laser beams are used to heat a specific area of the steel surface, quickly raising the temperature and then rapidly cooling it with a coolant. This localized heating and cooling process increases the hardness of the treated area. 6. Plasma nitriding: In this method, the steel is placed in a low-pressure plasma chamber, where nitrogen ions bombard the surface of the steel, causing nitrogen to diffuse into the surface and form a hardened layer. Each of these methods has its advantages and is suitable for different applications and types of special steel. The choice of surface hardening method depends on factors such as the desired hardness, dimensional limitations, and the specific properties required for the application.
- Q:Can special steel be used in the semiconductor manufacturing industry?
- Yes, special steel can be used in the semiconductor manufacturing industry. Special steel alloys with high levels of purity and specific properties, such as high thermal conductivity and resistance to corrosion, can be utilized in various applications within semiconductor manufacturing, including the fabrication of specialized tools, equipment, and components.
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Equal-Unequal Grade CNBM Black & Galvanized Steel Angle Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 3 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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