The seamless precision pipe made using the hot rolled process is produced from either a continuous cast round tube slab or primary rolled slab. The slab is first heated in a stepping furnace and then descaled using high pressure water. The roughing material is then sent through a mill for further processing after the head and tail are cut. This mill is controlled by a computer to ensure accurate rolling. The final product is a coil that is made straight using a laminar cooling and winding machine.
The high precision of this Hot Rolled Seamless Precision Pipe makes it ideal for use in sensitive instruments and fine equipment, such as automobile oil pipelines, hydraulic cylinders, bearings, and machining parts.
* Standard: ASTM, DIN, GB, JIS
We offer a wide range of steel grades to meet your specific needs, including 10#, 20#, 45#, 16Mn, A213, 35CrMo4, 30CrMo, Q235, Q345, Q195, St37, St52, St45, ST35, and ST37. Our products are carefully crafted to provide excellent performance and durability, ensuring that they meet the highest industry standards. Whether you're looking for high-strength steel for heavy-duty applications or affordable options for everyday use, we have you covered. Trust us to provide the quality materials you need to get the job done right.
* Thickness: 0. 5 - 8 mm
* Section Shape: Round
* Outer Diameter (Round):3 - 80 mm
* Pipe Applications: Drill Pipe, Fluid Pipe, Hydraulic Pipe, Oil Pipe, Structure Pipe.
* Various types of pipes are used in different applications. Some common types include drill pipes, fluid pipes, hydraulic pipes, oil pipes, and structure pipes.
* Drill pipes are specifically designed for drilling operations in the oil and gas industry. They are used to transfer drilling fluids and transmit torque during drilling operations.
* Fluid pipes, on the other hand, are used to transport various types of liquids such as water, chemicals, and gases. They are commonly used in plumbing, construction, and industrial applications.
* Hydraulic pipes are essential for hydraulic systems and are responsible for transmitting hydraulic fluid to various components. They are widely used in machinery, automotive, and manufacturing industries.
* Oil pipes play a crucial role in the oil and gas industry as they are used for the extraction, transportation, and storage of petroleum products.
* Structure pipes are primarily used for structural applications in construction projects. They provide structural stability and support in buildings, bridges, and other infrastructure.
* In summary, these pipes serve different purposes in various industries and play a significant role in the smooth functioning of multiple applications.
* Technique: Cold Rolled
* Certification: ISO9001:2008
* Surface Treatment: Polishing, Galvanized
* Special Pipe: Thick Wall Pipe
* Alloy Or Not: Non-alloy
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Steel pipe tubes have a tolerance level of approximately +/-0.03mm. This means that the measurements of the steel pipe tubes can vary within this range. It is crucial to consider this tolerance level when using or manufacturing steel pipe tubes to ensure accurate dimensions and proper fit. Maintaining close adherence to the specified tolerances is essential for the successful implementation of steel pipe tubes in various applications.
The process of making steel pipe tubes involves two main methods: cold drawn and cold rolled. These techniques are used to shape the tubes into the desired form, with each method providing different advantages and uses. Cold drawing involves pulling the tube through a die to reduce its diameter, while cold rolling involves passing the tube through a set of rollers to create a smoother surface and uniform thickness. Both techniques result in high-quality steel tubes that can be used in a wide range of industries.
The yield strength of steel pipe tubes can range from 275 to 345 MPa.
The steel pipe tube has a tensile strength ranging from 470 to 660 MPa. This information serves as a benchmark for the maximum stress that the steel pipe can withstand before breaking. With such impressive tensile strength, the steel pipe tube is commonly used in various industries such as construction, manufacturing, and transportation. It is a reliable and robust material that ensures the safe and efficient operation of machinery and equipment. Whether for structural support or fluid conveyance, the steel pipe tube always delivers exceptional performance.
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Steel pipe tubes have various applications in different industries. They are commonly used as drill pipes, fluid pipes, hydraulic pipes, oil pipes, and structure pipes. These versatile tubes are essential for drilling operations, enabling the extraction of valuable resources from deep within the Earth. Fluid pipes facilitate the efficient transportation of liquids, while hydraulic pipes play a crucial role in transmitting power through hydraulic systems. Oil pipes are vital for the extraction and distribution of oil and gas. Lastly, structure pipes provide the necessary support and framework for various building structures. Overall, steel pipe tubes are integral components in numerous industries, serving diverse purposes and ensuring the smooth functioning of various operations.
Packaging & Delivery
Packaging Details
Steel pipe tubes are covered with waterproof paper for protection against water damage. Can you please use the information given above to generate a highly similar content by rearranging it? Please don't use ChapGPT to generate the content, but instead try to present the information in a completely new way using a language model.
There are a few steel strips of steel pipe tube attached to the sackcloth. This simple addition adds extra durability and strength to the material.
3. Cover cap of steel pipe tube
4. Wooden case of steel pipe tube
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Chemical Composition
Standard | Steel Grade | C(%) | Si(%) | Mn(%) | S(%) | P(%) |
A519 | 1010 | 0. 05-0. 15 | 0. 15-0. 35 | 0. 3-0. 6 | ≤0. 050 | ≤0. 040 |
1020 | 0. 15-0. 25 | 0. 15-0. 35 | 0. 3-0. 6 | ≤0. 050 | ≤0. 040 | |
1045 | 0. 43-0. 50 | 0. 15-0. 35 | 0. 6-0. 9 | ≤0. 050 | ≤0. 040 | |
4130 | 0. 28-0. 33 | 0. 15-0. 35 | 0. 4-0. 6 | ≤0. 040 | ≤0. 040 | |
4135 | 0. 32-0. 39 | 0. 15-0. 35 | 0. 6-0. 9 | ≤0. 040 | ≤0. 040 | |
4140 | 0. 38-0. 42 | 0. 15-0. 35 | 0. 7-1. 0 | ≤0. 040 | ≤0. 040 |
Other Specification
| End Shape | Beveled end, plain end, vanished, or adding plastic caps to protect the two ends as per customer's requirements | |
Surface | Oiled, Galvanized, Phosphate etc | |
Technique | Cold drawn & cold rolled | |
Application | 1. Automotive and mechanical pipes | |
2. Petroleum cracking pipes | ||
3. High Pressure Boiler Pipe | ||
4. Low and middle pressure fluid transportation pipeline | ||
5. Chemical fertilizer equipment pipes | ||
6. Heat exchanger pipes | ||
Delivery | 1. BK (+C) | No heat treatment after last cold forming process. |
2. BKW (+LC) | After last heat treatment there is a light finishing pass (cold drawing) | |
3. BKS (+SR) | After the final cold forming process the tubes are stress relieve annealed. | |
4. GBK (+A) | After the final cold forming process the tubes are annealed in a controlled atmosphere. | |
5. NBK (+N) | After the final cold forming process the tubes are annealed above the upper transformation | |
Package | 1. Bundle Packing. | |
2. Plain end or vanished as per customer's request. | ||
3. Wrapped in waterproof paper. | ||
4. Sackcloth with several steel strips. | ||
5. Pack in heavy tri-wall boxes. | ||
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