Black Seamless Steel Pipes Factory
Introduction:
Our black seamless steel pipes are a top-quality product that is highly popular among merchants worldwide. We are an established manufacturer located in China, and we specialize in wholesale distribution to countries outside of China.
Our black seamless steel pipes have garnered a reputation for their excellent quality, durability, and competitive pricing. We have strict quality standards in place, and we pride ourselves on our ability to consistently produce high-quality products that meet or exceed our clients' expectations.
In this product introduction, we will detail the various aspects of our black seamless steel pipes, including their features, benefits, and various applications. We hope that this information will be helpful to merchants who are interested in purchasing our product and will give them a better understanding of the advantages that our pipes offer.
Features of our black seamless steel pipes:
- High-quality material: Our black seamless steel pipes are made with high-quality raw materials that are sourced from trusted suppliers. We use only top-grade steel to ensure that our pipes are strong, durable, and long-lasting.
- Seamless design: Our black seamless steel pipes are produced using a seamless design, which means that they do not have any joints or seams that could weaken or compromise their integrity. This design also gives our pipes a smooth, polished appearance.
- Black finish: Our black seamless steel pipes are finished with a high-quality black coating that is both weather-resistant and attractive. This coating also serves to protect the steel from rust and corrosion, ensuring that our pipes remain in top condition for many years.
Benefits of using our black seamless steel pipes:
- High-strength: Our black seamless steel pipes are strong and durable, making them ideal for applications that require high-strength materials. They can withstand extreme conditions and are resistant to damage from impact or abrasion.
- Smooth interior: The seamless design of our black seamless steel pipes means that they have a smooth interior, which allows for efficient and consistent flow of materials. This feature is particularly important for applications that require the movement of liquids, gases, or other materials.
- Weather-resistant: Our black seamless steel pipes are finished with a high-quality black coating that is weather-resistant, making them ideal for use in a variety of outdoor applications. They can withstand exposure to sunlight, rain, wind, and other environmental factors without deteriorating or losing their effectiveness.
- Low-maintenance: Our black seamless steel pipes require minimal maintenance, which makes them a cost-effective choice for merchants. They do not rust or corrode easily, and they are easy to clean and maintain.
Applications for our black seamless steel pipes:
- Construction: Our black seamless steel pipes are commonly used in construction applications, such as for the building of bridges, tunnels, and structures. They are strong and durable, ensuring that they can withstand the weight and pressure of heavy loads and equipment.
- Industrial: Our black seamless steel pipes are ideal for various industrial applications that require high-strength and durable materials. These include applications such as oil and gas exploration, mining, and manufacturing.
- Plumbing: Our black seamless steel pipes are commonly used in plumbing applications for their smooth interior and weather-resistant properties. They are suitable for use in both residential and commercial plumbing systems and can transport water, gas, and other materials efficiently.
- Automotive: Our black seamless steel pipes are used in the automotive industry for applications such as exhaust systems, suspension systems, and fuel lines. Their high-strength and durability make them ideal for use in these demanding applications.
Conclusion:
Our black seamless steel pipes are a top-quality product that has gained worldwide recognition for their excellent quality, durability, and competitive pricing. We are confident that our product meets or exceeds the expectations of merchants looking for high-quality steel pipes for various applications.
If you are interested in learning more about our black seamless steel pipes or placing an order, we encourage you to contact us. We are always happy to assist our clients in finding the perfect products to meet their specific needs.
Products Description
Black seamless steel pipes are made from solid round billets and are processed into fine steel pipes without seams. They are widely used for conveying oil, natural gas, and water in the oil and gas industries. These pipes are also used for machinery, building structures, boiler tubes, and other general pipes.
Application:
Black seamless steel pipes are used for a wide range of applications, including:
1. Conveying oil, gas, and water in the petroleum and natural gas industries.
2. Used in machinery, construction, and other industries that require high strength and durability.
3. Used as high-pressure boiler pipes for producing and transporting steam.
4. Industrial pipelines for transporting fluids and gases under high pressure and high temperature.
Advantages:
1. High strength: Black seamless steel pipes are made without seams, which makes them stronger than welded pipes.
2. Corrosion-resistant: Black seamless steel pipes have excellent anti-corrosion properties due to their oxide layer formed during the manufacturing process.
3. Wide range of applications: Black seamless steel pipes can be used in various industrial applications, including oil and gas industries, construction, and machinery.
4. Easy to install: Black seamless steel pipes are easy to install and require less maintenance compared to other pipes.
5. Cost-effective: Black seamless steel pipes have a longer lifespan and require less maintenance, making them a cost-effective solution for industrial applications.

Specification
| Size | W.T | Length | U.W | |||
| dn | inch | mm | sch | mm | m/pc | kg/pc |
| DN8 | 1/4" | 13.7 | sch40 | 2.24 | 6 | 3.80 |
| DN10 | 3/8" | 17.1 | sch40 | 2.31 | 6 | 5.06 |
| DN15 | 1/2" | 21.3 | sch40 | 2.77 | 6 | 7.59 |
| DN20 | 3/4" | 26.7 | sch40 | 2.87 | 6 | 10.12 |
| DN25 | 1" | 33.4 | sch40 | 3.38 | 6 | 15.01 |
| DN32 | 1 1/4" | 42.2 | sch40 | 3.56 | 6 | 20.35 |
| DN40 | 1 1/2" | 48.3 | sch40 | 3.68 | 6 | 24.30 |
| DN50 | 2" | 60.3 | sch40 | 3.91 | 6 | 32.62 |
| DN65 | 2 1/2" | 73 | sch40 | 5.16 | 6 | 51.80 |
| DN80 | 3" | 88.9 | sch40 | 5.49 | 6 | 67.76 |
| DN100 | 4" | 114.3 | sch40 | 6.02 | 6 | 96.45 |
| DN125 | 5" | 141.3 | sch40 | 6.55 | 6 | 130.60 |
| DN150 | 6" | 168.3 | sch40 | 7.11 | 6 | 169.58 |
| DN200 | 8" | 219.1 | sch40 | 8.18 | 6 | 255.29 |
| DN250 | 10" | 273.1 | sch40 | 9.27 | 6 | 361.89 |
| DN300 | 12" | 323.9 | sch40 | 10.31 | 6 | 478.40 |
| DN350 | 14" | 355.6 | sch40 | 11.13 | 6 | 567.31 |
| DN400 | 16" | 406.4 | sch40 | 12.7 | 6 | 739.84 |
| DN450 | 18" | 457 | sch40 | 14.27 | 6 | 934.83 |
| DN500 | 20" | 508 | sch40 | 15.09 | 6 | 1100.60 |
| DN600 | 24" | 610 | sch40 | 17.48 | 6 | 1532.55 |
Factory Tour



Our Advantages
1
Quality assurance
2
Price advantage
3
Factory wholesale
4
Good service
One-stop service to facilitate your purchase
The Baolai Group continues to provide service and support after your purchase. To save you time, we offer you numerous value-added services such as processing, logistics management, and testing.Processing Services:
· √OEM & ODM
· √Protective Coatings
· √Saw and Flame Cutting
· √Beveling, Threading, and Grooving
·√ For more information, please contact our service team.
More than a manufacturer, we provide a one-stop solution for your business.
Company Profile
Established in 1991, Baolai is among the first few specialized companies that develop and manufacture ordinary and special diameter steel pipes..
In 2004, Baolai Steel Pipe was awarded as “Top 100 Enterprises in Tianjin”
Since 2015, BAOLAI has continuously won the "National Top 500 Private Enterprise Manufacturing Industry"
In 2018, it ranked among the top 500 Chinese manufacturing enterprises..
Tianjin Baolai Steel Industry Group Co.,Ltd is a comprehensive company, which focuses on steel pipes and other steel products. Established in 1991, Baolai is among the first few specialized companies that develop and manufacture ordinary and special diameter steel pipes. We manufacture API, ASTM, BS, DIN, JIS, and EN standards pipes with galvanizing facility. Our annual capacity is approximately 4800,000MT in various specifications and export 150,000MT to all over the world. We have been awarded “Top 500 manufacturing companies of China” by China Enterprise Confederation, "Top Ten Collective and Private Exporters of Tianjin" by Tianjin Commerce Department,"Top Ten Exporters of Hexi District" by Tianjin Hexi Commerce Department, "Top 100 Enterprises of Tianjin" and "Top 300 International Trade companies of Tianjin" by Tianjin government, and a credit rating "AAA" by banks. Apart from being the supplier of a comprehensive range of our products, Baolai aims to extend its commitment to customers by enhancing its services and adding new facilities. A dedicated team is tasked to provide technical support so as to advise the proper usage of steel and assist customers in using the products to its best advantage.
Packing And Shipping

Why choose us?
- We are committed to producing Carbon Seamless Pipes that meet the highest quality standards at a competitive price.
- Since the establishment, we have taken the domestic and international market as the guide, the technology as the leader, the quality as the life, and absorbed foreign advanced technology in a timely manner to develop products.
- Our Carbon Seamless Pipes are used in a variety of applications, including construction, manufacturing, and transportation.
- Our company follows the business philosophy of 'everything is for the user, everything comes from innovation' and enhances the market competitiveness of the enterprise and the development potential of the enterprise.
- Our commitment to quality and customer satisfaction has made us a trusted supplier and manufacturer.
- Group operation and expansion is the inevitable process of our company's continuous growth and maturity.
- Our Carbon Seamless Pipes are manufactured in compliance with all relevant industry standards.
- We hope that every employee will insist on obeying the overall situation and take the initiative to transform this responsibility into conscious action to implement the company's decision and deployment.
- Our Carbon Seamless Pipes are suitable for a variety of applications and industries.
- Our Black Seamless Steel Pipes Factory is stable in production and occupy the market with quality, which brings good economic and social benefits to the company.
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