ERW drive shaft tubes hot rolled steel pipes

ERW drive shaft tubes hot rolled steel pipes

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Specifications

1.Hot Rolled/Expanded Seamless Steel Pipe
2.Standard:GB/T 8162 ASTM A519 EN 10297-1 JIS G3445
3.Marterial:10 20 35 45 16Mn

Products descriptions

1.Name:Seamless steel pipe for automotive
2.Standard:GB/T 8162 ASTM A519 EN 10297-1 JIS G3445
3.Marterial:10 20 35 45 16Mn 1020 1045 1541 E275 E315 34CrMo4 42CrMo4

Scope: Covers several grades of carbon and alloy steel seamless mechanical tubing. This specification covers both seamless cold-drawing mechanical tubing and seamless cold-rolling mechanical tubing.

Size Range: Covers tubes in size up to 80mm outside diameter for round tubes with wall thicknesses 1mm-14mm

Shape: The tubes shall be furnished in the following shapes, as specified by the purchaser: round, square,rectangular,hexagonal and special sections.

Marking: as per customer's requirement,your drawing or sample are welcomed.

Dimensions, Mechanical properties, Chemical compositions:
Refer to relative standard as per clients requirements

Packing :Bundles, seaworthy packing

With or without edge protector, steel hoop and seals, or as per customers' requirements

ERW drive shaft tubes hot rolled steel pipes

Q:What are the different types of pipe coatings used for corrosion protection?: For corrosion protection, various pipe coatings are utilized to safeguard the exterior surface of pipes, ensuring their durability and integrity. Some commonly employed coatings for this purpose are as follows: 1. Fusion-Bonded Epoxy (FBE) Coatings: Renowned for their remarkable adhesion and resistance to chemicals, moisture, and abrasion, FBE coatings are extensively used. These coatings are applied by heating the pipe and subsequently spraying it with epoxy powder, which solidifies upon cooling, forming a protective layer. 2. Polyethylene (PE) Coatings: PE coatings are highly flexible and exhibit excellent resistance against impact and chemicals. Common application methods for these coatings include extrusion and wrapping, providing exceptional protection against water, soil, and other corrosive substances. 3. Polyurethane (PU) Coatings: PU coatings possess commendable resistance to chemicals, moisture, and mechanical damage. Spraying or brush coating methods are typically employed to apply these coatings, which find frequent usage in underground pipelines. 4. Coal-Tar Enamel Coatings: Coal-tar enamel coatings are suitable for safeguarding pipes exposed to highly corrosive environments like marine conditions or underground settings. Application techniques like hot or cold wrapping are commonly employed, granting exceptional resistance against water, acids, and alkalis. 5. Metallic Coatings: Metallic coatings, including zinc, aluminum, or zinc-aluminum alloys, are frequently adopted as sacrificial coatings to protect the underlying steel pipes. These coatings corrode preferentially, sacrificing themselves to shield the pipe from corrosion. 6. Asphalt Coatings: Asphalt coatings serve as robust barriers against moisture, chemicals, and soil. Typically applied using hot or cold wrapping methods, they are commonly utilized for underground pipelines. To determine the appropriate pipe coating for corrosion protection, it is crucial to consider factors such as the specific environment, temperature, and expected lifespan of the pipes.

Q:What are the different pressure ratings for steel pipes?: The different pressure ratings for steel pipes can vary depending on factors such as pipe size, wall thickness, and the type of steel used. Common pressure ratings for steel pipes range from 150 psi (pounds per square inch) to 2500 psi or higher.

Q:How are steel pipes protected against mechanical impact?: Steel pipes are protected against mechanical impact through various methods such as adding protective coatings, using steel pipe supports and clamps, or installing protective barriers to absorb and distribute impact forces.

Q:How are steel pipes used in the oil and gas industry?: Steel pipes are widely used in the oil and gas industry for various purposes. They are primarily used for transporting and distributing oil and gas from extraction sites to refineries and end consumers. Steel pipes are also used in drilling operations, where they are utilized as casing and tubing to extract oil and gas from wells. Additionally, steel pipes are employed in the construction of storage tanks, pipelines, and other infrastructure required for the production, processing, and transportation of oil and gas. Overall, steel pipes play a crucial role in ensuring the efficient and safe operation of the oil and gas industry.

Q:What is the difference between Schedule 40 and Schedule 80 steel pipes?: The main difference between Schedule 40 and Schedule 80 steel pipes lies in their wall thickness. Schedule 40 pipes have a thinner wall, making them suitable for low-pressure applications, while Schedule 80 pipes have a thicker wall, enabling them to withstand higher pressure.

Q:Are steel pipes suitable for HVAC systems?: Yes, steel pipes are suitable for HVAC systems. Steel pipes have several advantages that make them a popular choice for HVAC applications. First, steel pipes are strong and durable, allowing them to withstand high pressure and temperature requirements commonly found in HVAC systems. Additionally, steel pipes have excellent corrosion resistance, making them suitable for both indoor and outdoor installations. Steel pipes also have a long lifespan, reducing the need for frequent replacements or repairs. Moreover, steel pipes are readily available in various sizes and thicknesses, allowing for easy customization and installation. Lastly, steel pipes are cost-effective, providing a cost-efficient solution for HVAC systems compared to other materials. Overall, steel pipes are a reliable and suitable choice for HVAC systems due to their strength, durability, corrosion resistance, availability, and cost-effectiveness.

Q:What is the weight of hot galvanized steel tubes? DN150 4mm wall thickness: GB/T3091-2008: DN150 welded steel pipe, wall thickness of 6mm, the theory of the weight of welded steel pipe 24.02kg/m, galvanized steel pipe should be multiplied by the weight coefficient after galvanizing, C, DN150, wall thickness of 6mm, C=1.02, DN150, theoretical weight and wall thickness of 6mm galvanized steel 1.02*24.02= 24.5kg/m.

Q:How are steel pipes used in the manufacturing of ships?: Steel pipes are used in the manufacturing of ships for various purposes, including structural support, fluid transportation, and ventilation systems. They are commonly used to create the framework of the ship, providing strength and stability. Additionally, steel pipes are used to transport fluids such as water, oil, and gas throughout the vessel. They are also utilized in the ship's ventilation system to ensure proper air circulation and maintain a safe environment for crew members.

Q:How long are the seamless tubes? Are they six meters long?: 6 meters of a root in general need to be customized, seamless tubes are mostly seven meters above the variable foot

Q:Can seamless steel pipe and ordinary steel pipe be welded?: Seamless steel tube branch and seamed two, seamed steel pipe welding is formed, all two can be welded together, if you do not allow the use of seam tube cannot connect.

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