20G carbon steel tube high pressure boiler petroleum cracking large diameter alloy steel tube
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t.
- Supply Capability:
- 1000 m.t./month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Specification
Product information
Product number: 15CrMoG
Executive standard: gb5310-2008
Chemical composition:
| C | Si | Mn | P | S |
| 0.12～0.18 | 0.15～0.40 | 0.40～0.70 | ≤0.025 | ≤0.025 |
| Cr | Mo | |||
| 0.80～1.20 | 0.45～0.60 |
Product application: usually 15CrMo steel is mainly used for high pressure pipe and steam guide pipe with steam parameter of 510℃, heat exchanger pipe with wall temperature of 550℃, etc.
Treatment process: hot rolling
Theoretical weight scale (unit: kg/m, mm) : (outer diameter - wall thickness)* wall thickness *0.02483=kg/ m (weight per meter)
Foreign similar type of steel, the former Soviet union's 15XM, American brand T12, P12, Japanese brand STBA22, STPA22 and German brand 13CrMo44 and so on.
15CrMo steel is widely used in the power industry. It has high thermal strength when used at 500℃-550℃.When the service temperature is greater than 550℃, its thermal strength performance is significantly reduced.Generally, 15CrMo steel is mainly used for high pressure pipe and steam guide pipe with steam parameters of 510℃ and heat exchanger pipe with wall temperature of 550℃
Company introduction：
Our company is a new force established by the Pipeline Industry Group in the 1980s. It relies on a large number of core technologies accumulated by the Group, together with strict quality control, physical and chemical testing, and carries out professional pipe fittings management in strict accordance with various standards. Products are widely used in petroleum, petrochemical, chemical, thermal power, boilers, four major pipelines, fertilizer, aviation nuclear power, metallurgy, shipbuilding, machinery and military fields.
Our company's main products mainly include elbows, elbows, tees, diameter pipes, pipe caps, sharp elbows, flanges, socket fittings, forged pipe fittings and difficult pipe fittings. In addition, our company has alloy steel pipe and seamless steel pipe for high-pressure boiler all the year round. After 10,000 tons of medium and low pressure boiler pipes, low temperature steel pipes and pipeline steel pipes.
All products adopt national standard: GB, DL695, GD87, GD2000, SH, HG and American standard ASME (ANSI), German standard DIN, Japanese standard JIS and other standards, and our company solemnly promises that all the company's pipe parts in accordance with the standard piece by piece for geometric size and appearance testing, ultrasonic thickness measurement, ultrasonic non-destructive testing, magnetic powder, coloring penetration and other tests, while our company resolutely takes the market as the test. Oriented, facing the following customized pipe fittings and difficult pipe fittings of customers, we also adopt the attitude of excellence in production, which has been well received by customers at home and abroad for many years, and has established a very high reputation in the same industry.
- Q: Can steel pipes be used for underground irrigation systems?
- Yes, steel pipes can be used for underground irrigation systems. Steel pipes are a popular choice for irrigation systems due to their durability, strength, and resistance to corrosion. They can withstand the pressure and stress of being buried underground and can last for many years without the need for frequent maintenance or replacement. Steel pipes also have a smooth interior surface, which allows for efficient water flow and reduces the risk of clogging. Additionally, steel pipes are readily available in various sizes and can be easily customized to meet specific irrigation system requirements. However, it is important to ensure that the steel pipes used for underground irrigation systems are properly coated or treated to prevent corrosion and prolong their lifespan.
- Q: What is the impact toughness of steel pipes?
- The ability of steel pipes to withstand sudden or high-velocity impacts without fracturing or breaking is referred to as their impact toughness. This property measures the material's resistance to cracking when subjected to dynamic loading conditions. The impact toughness of steel pipes is highly significant as it determines their capacity to endure accidental impacts or external forces during transportation, installation, and operation. To evaluate the impact toughness of steel pipes, standardized tests such as the Charpy V-notch test or the Izod test are commonly utilized. These tests involve striking a notched sample of the steel pipe with a pendulum or a falling weight and measuring the amount of energy absorbed by the material until it fractures. The impact toughness is then calculated based on this energy absorption. A high impact toughness is desirable in steel pipes as it signifies a greater ability to absorb energy and resist fracture, making them more resilient to sudden impacts or loading conditions. This characteristic is particularly crucial in applications where steel pipes are exposed to high-stress environments, such as in oil and gas pipelines, automotive components, or structural applications. Several factors can influence the impact toughness of steel pipes, including their chemical composition, heat treatment, and microstructure. For instance, alloying elements like manganese, chromium, and nickel can enhance the impact toughness by promoting the formation of fine-grained microstructures and preventing crack propagation. Similarly, appropriate heat treatment processes like quenching and tempering can optimize the material's microstructure and mechanical properties, thereby improving its impact toughness. In conclusion, the impact toughness of steel pipes is a vital property that determines their ability to withstand sudden or high-velocity impacts. It is evaluated through standardized tests and can be influenced by factors such as chemical composition, heat treatment, and microstructure. A high impact toughness is desirable in steel pipes to ensure their structural integrity and resistance to fracture when subjected to dynamic loading conditions.
- Q: Can steel pipes be used for marine applications?
- Yes, steel pipes can be used for marine applications. Steel pipes have excellent strength and corrosion resistance, making them suitable for various marine environments. They are commonly used in shipbuilding, offshore structures, and underwater pipelines due to their durability and ability to withstand harsh conditions in saltwater.
- Q: What is the difference between seamless steel pipes and seamless stainless steel pipes?
- The main difference between seamless steel pipes and seamless stainless steel pipes lies in their composition. Seamless steel pipes are made from carbon steel, while seamless stainless steel pipes are made from an alloy of stainless steel, which contains chromium and nickel. This alloy gives stainless steel pipes their unique properties such as corrosion resistance, durability, and a shiny appearance. Additionally, stainless steel pipes are often used in applications where hygiene and sanitation are crucial, such as in the food and pharmaceutical industries.
- Q: How are steel pipes used in the manufacturing of furniture and appliances?
- Due to their strength, durability, and versatility, steel pipes find widespread use in the production of furniture and appliances. In furniture manufacturing, they are commonly employed to construct the frames and structures of various pieces, including chairs, tables, and beds. Serving as the primary support system, these pipes ensure a sturdy and dependable foundation for the furniture. In appliances, steel pipes serve multiple purposes. They are frequently utilized to create the internal framework and bear the weight of kitchen appliances such as stoves, ovens, and refrigerators. Additionally, steel pipes are commonly found in washing machines, dryers, and dishwashers, facilitating the transportation of water and other fluids throughout the appliance. Moreover, steel pipes are essential in the manufacture of outdoor furniture and equipment that require weather resistance and durability. To safeguard against rust and corrosion, these pipes are often coated with protective materials, thus ensuring the longevity of the furniture and appliances. In conclusion, steel pipes play a vital role in the production of furniture and appliances, providing the necessary strength and support. Their versatility allows for various applications, making them an indispensable component in the manufacturing process of these goods.
- Q: What are the different types of steel pipe joints?
- There are several types of steel pipe joints, including threaded and coupled joints, welded joints, flanged joints, and grooved joints.
- Q: Can steel pipes be used for electrical conduit systems?
- Indeed, electrical conduit systems can utilize steel pipes. Steel pipes have gained popularity for electrical conduit systems owing to their robustness and sturdiness. They possess the ability to safeguard electrical wires and cables against physical harm, moisture, and various environmental elements. Additionally, steel pipes exhibit exceptional fire resistance, rendering them suitable for installations in fire safety-conscious buildings. Nevertheless, it is crucial to recognize that steel pipes necessitate adequate grounding to avert electrical shocks and must conform to local building and electrical regulations.
- Q: How are steel pipes protected against corrosion?
- Steel pipes are protected against corrosion through various methods such as coating them with protective materials like paint or epoxy, galvanizing them with a zinc coating, or using cathodic protection techniques such as sacrificial anodes or impressed current systems.
- Q: What are the different types of steel pipe valves?
- There are several types of steel pipe valves, including gate valves, globe valves, ball valves, check valves, and butterfly valves. Each type of valve serves a specific purpose and has its own unique features and applications in various industries.
- Q: What are the factors to consider while selecting steel pipes for a project?
- When selecting steel pipes for a project, there are several important factors to consider. These factors include the material composition of the steel, the pipe dimensions, the intended application, the environmental conditions, and the budget. 1. Material Composition: The material composition of the steel pipes is crucial as it determines the pipes' strength, corrosion resistance, and durability. Common types of steel used for pipes include carbon steel, stainless steel, and alloy steel. Each type has its own set of properties and is suitable for different applications. 2. Pipe Dimensions: The dimensions of the steel pipes, such as diameter and wall thickness, should be carefully considered. The pipe dimensions must be compatible with the project requirements and the system in which the pipes will be installed. It is essential to ensure that the selected pipes can handle the required flow rates and pressures. 3. Intended Application: The specific application of the steel pipes should be thoroughly assessed. Different projects may require pipes with varying characteristics, such as heat resistance, pressure resistance, or the ability to transport specific substances like gas, oil, or water. Understanding the application requirements will help in choosing the appropriate type of steel pipes. 4. Environmental Conditions: The environmental conditions in which the pipes will be installed must be evaluated. Factors such as temperature variations, exposure to moisture, corrosive substances, and external pressures should be taken into account. For instance, if the project involves underground installation or exposure to corrosive chemicals, corrosion-resistant steel pipes may be necessary. 5. Budget: The budget available for the project is also an important factor to consider. The cost of steel pipes can vary depending on their material composition, dimensions, and additional features. It is crucial to strike a balance between the project requirements and the available budget to ensure cost-effectiveness without compromising the quality and performance of the pipes. In conclusion, when selecting steel pipes for a project, it is important to consider factors such as the material composition, pipe dimensions, intended application, environmental conditions, and budget. By carefully evaluating these factors, one can choose the most suitable steel pipes that meet the project requirements and ensure long-term performance and durability.
Send your message to us
20G carbon steel tube high pressure boiler petroleum cracking large diameter alloy steel tube
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t.
- Supply Capability:
- 1000 m.t./month
OKorder Service Pledge
OKorder Financial Service
Similar products
Hot products
Hot Searches
Related keywords
