API Standard Drill Pipe Casing and Tubing Oil and Gas Industry API ASTM ASME Best Quality
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t. m.t.
- Supply Capability:
- 5000 Tons Per Month m.t./month
OKorder Service Pledge
OKorder Financial Service
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| Designations |
| Pipe body |
| Calculated weight |
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| Upset dimensions |
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| OD |
| Length of | Length of | Length of | Length of | Length end of |
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| ID at End |
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| Size | Nominal | OD | WT | ID | Plain end | Upset |
| internal | internal | external | external | pipe to taper |
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| of Pipe | upset | taper | upset | taper | fade out |
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| weight |
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| +1/8 | ±1/16 | +1 1/2 | Min. | Min. | Min. | Min. | Max. |
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| -1/32 | - 1/2 |
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| in | lb/ft | in | in | in | lb/ft | lb/ft | in | in | in | in | in | in | in | in |
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D | t | d | wpe | ew | Dou | dou | Liu | miu | Leu | meu | meu | Leu+meu |
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| 0Internal upset |
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2 7/8 | 10.40 | 2.875 | 0.362 | 2.151 | 9.72 | 3.20 | 2.875 | 1 15/16 | 1 3/4 | 1 1/2 | - | - | - | - |
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| 9.50 | 3.500 | 0.254 | 2.992 | 8.81 | 4.40 | 3.500 | 2 1/4 | 1 3/4 | - | - | - | - | - |
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3 1/2 |
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13.30 | 3.500 | 0.368 | 2.764 | 12.31 | 4.40 | 3.500 | 1 15/16 | 1 3/4 | 1 1/2 | - | - | - | - |
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| 15.50 | 3.500 | 0.449 | 2.602 | 14.63 | 3.40 | 3.500 | 1 15/16 | 1 3/4 | 1 1/2 | - | - | - | - |
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4 | 11.85 | 4.000 | 0.262 | 3.476 | 10.46 | 4.20 | 4.000 | 2 15/16 | 1 3/4 | - | - | - | - | - |
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14.00 | 4.000 | 0.330 | 3.340 | 12.93 | 4.60 | 4.250 | 2 3/4 | 1 3/4 | 2 | - | - | - | - |
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4 1/2 | 13.75 | 4.500 | 0.271 | 3.958 | 12.24 | 5.20 | 4.750 | 3 3/8 | 1 3/4 | - | - | - | - | - |
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5 | 16.25 | 5.000 | 0.296 | 4.408 | 14.87 | 6.60 | 5.000 | 3 3/4 | 1 3/4 | - | - | - | - | - |
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| 0External upset |
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2 3/8 | 6.65 | 2.375 | 0.280 | 1.815 | 6.26 | 1.80 | 2.656 | 1.815 | - | - | 1 1/2 | 1 1/2 | - | 4 |
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2 7/8 | 10.40 | 2.875 | 0.362 | 2.151 | 9.72 | 2.40 | 3.219 | 2.151 | - | - | 1 1/2 | 1 1/2 | - | 4 |
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| 9.50 | 3.500 | 0.254 | 2.992 | 8.81 | 2.60 | 3.938 | 2.992 | - | - | 1 1/2 | 1 1/2 | - | 4 |
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3 1/2 |
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13.30 | 3.500 | 0.368 | 2.764 | 12.31 | 4.00 | 3.938 | 2.602 | 2 1/4 | 2 | 1 1/2 | 1 1/2 | - | 4 |
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| 15.50 | 3.500 | 0.449 | 2.602 | 14.63 | 2.80 | 3.938 | 2.602 | - | - | 1 1/2 | 1 1/2 | - | 4 |
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4 | 11.85 | 4.000 | 0.262 | 3.476 | 10.46 | 5.00 | 4.500 | 3.476 | - | - | 1 1/2 | 1 1/2 | - | 4 |
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14.00 | 4.000 | 0.330 | 3.340 | 12.93 | 5.00 | 4.563 | 3.340 | - | - | 1 1/2 | 1 1/2 | - | 4 |
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| 13.75 | 4.500 | 0.271 | 3.958 | 12.24 | 5.60 | 5.063 | 3.958 | - | - | 1 1/2 | 1 1/2 | - | 4 |
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4 1/2 |
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16.60 | 4.500 | 0.337 | 3.826 | 14.98 | 5.60 | 5.063 | 3.826 | - | - | 1 1/2 | 1 1/2 | - | 4 |
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| 20.00 | 4.500 | 0.430 | 3.640 | 18.69 | 5.60 | 5.063 | 3.640 | - | - | 1 1/2 | 1 1/2 | - | 4 |
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- Q: How are steel pipes protected against rusting?
- Steel pipes are protected against rusting through a process called corrosion protection. There are several methods employed to prevent rust formation on steel pipes, including: 1. Coatings: One common method is applying various coatings to the surface of the steel pipes. These coatings act as a barrier, preventing oxygen and moisture from reaching the metal surface and initiating the rusting process. Coating options include epoxy, polyethylene, zinc, or even a combination of these materials. 2. Galvanization: Galvanizing steel pipes involves immersing them in a bath of molten zinc. This process creates a protective layer of zinc on the surface of the pipes which acts as a sacrificial barrier. If any small areas of the pipe surface are exposed, the zinc coating will corrode instead of the steel, providing ongoing protection against rust. 3. Cathodic Protection: This method utilizes an electrical current to protect the steel pipes. By connecting the pipes to a sacrificial anode, usually made of zinc or magnesium, the anode will corrode instead of the steel pipes when exposed to moisture and oxygen. This process is commonly used in underground or underwater applications. 4. VCI (Vapor Corrosion Inhibitor) Technology: VCI technology involves the use of chemical compounds that release a vapor that protects the steel pipes from rusting. These compounds form a thin layer on the surface of the pipes, inhibiting the corrosion process by neutralizing oxygen and moisture. 5. Regular Maintenance: In addition to the above methods, regular inspection and maintenance are crucial to prevent rust formation on steel pipes. This includes cleaning the pipes, removing any accumulated debris or corrosive substances, and repairing any damaged coatings or protective layers. Overall, these methods of corrosion protection effectively safeguard steel pipes from rusting, ensuring their longevity and durability in various industrial, commercial, and residential applications.
- Q: What is hot rolled steel pipe? What is a cold drawn steel tube?
- Hot rolling is relative to cold rolling, cold rolling is performed under recrystallization temperature, while hot rolling is rolling above recrystallization temperature.
- Q: Can steel pipes be used for fire sprinkler systems?
- Yes, steel pipes can be used for fire sprinkler systems. Steel pipes are commonly used in fire sprinkler systems due to their durability, high heat resistance, and ability to withstand high water pressure. They are also cost-effective and widely available, making them a popular choice for such systems.
- Q: How do you calculate the pipe head loss for steel pipes?
- The head loss in steel pipes can be calculated using the Darcy-Weisbach equation, which takes into account factors such as the pipe length, diameter, roughness, flow rate, and fluid properties. This equation provides an accurate estimation of the head loss based on these variables.
- Q: How are steel pipes tested for strength and durability?
- Steel pipes are tested for strength and durability through various methods, including destructive and non-destructive testing. Destructive testing involves subjecting the pipes to intense pressure or impact to determine their breaking point, while non-destructive testing methods, such as ultrasonic or magnetic particle testing, are used to detect any internal or surface defects that may compromise their strength and durability. These tests ensure that steel pipes meet the required standards and can withstand the intended usage conditions.
- Q: Can steel pipes be used for transportation of hazardous materials?
- The transportation of hazardous materials can indeed utilize steel pipes. Steel is renowned for its robustness, longevity, and resistance to rust, which renders it suitable for the management and conveyance of various perilous substances. This encompasses combustible liquids, noxious chemicals, and other hazardous materials. Steel pipes, employed for the transportation of hazardous materials, are frequently custom-designed and fabricated to comply with strict safety regulations and industry standards. They are typically forged from top-notch steel alloys and subjected to stringent tests to guarantee their integrity and resistance to leaks or ruptures. Additionally, steel pipes can be manufactured with supplementary protective coatings or linings to furnish an extra layer of security and avert any potential reactions between the hazardous substance and the steel. These coatings can also aid in reducing the risk of corrosion and prolonging the lifespan of the pipes. In summary, steel pipes have an established record in the transportation of hazardous materials due to their inherent strength, durability, and ability to withstand the challenging conditions frequently encountered during transportation. Nonetheless, it is imperative to adhere to proper protocols for handling, storage, and transportation to ensure the safety of both the transported materials and the individuals involved in the process.
- Q: Are steel pipes suitable for underground cable protection?
- Yes, steel pipes are suitable for underground cable protection. Steel pipes provide excellent mechanical strength and durability, protecting cables from external forces such as ground movement or accidental damage. They also offer resistance to corrosion, making them a reliable choice for long-term cable protection in underground installations.
- Q: How do you calculate the pipe buoyancy for steel pipes in water?
- The buoyancy of steel pipes in water can be calculated by determining the weight of the water displaced by the submerged portion of the pipe. This can be done by multiplying the volume of the submerged portion of the pipe by the density of water. The buoyant force acting on the pipe can then be calculated by multiplying the weight of the displaced water by the acceleration due to gravity.
- Q: Can steel pipes be used for solar energy systems?
- Yes, steel pipes can be used for solar energy systems. Steel pipes are commonly used for the construction of solar panel mounting structures and the transportation of heated fluids in solar thermal systems. They offer strength, durability, and resistance to high temperatures, making them suitable for various components of solar energy systems.
- Q: DN150 welded steel tubes one meter multiple
- DN150 welded steel pipe according to the thickness of two specifications: outer diameter 165mm, wall thickness 4.5mm, 17.81Kg per meter weight, wall thickness of 5.5mm, 21.63Kg. per meter weight
1. Manufacturer Overview
| Location | Wuxi, China |
| Year Established | 1991 |
| Annual Output Value | 300,000Tons |
| Main Markets | Europe; Southeast Asia; etc. |
| Company Certifications | API 5L；API 5CT；API Q1；ISO/TS29001 |
2. Manufacturer Certificates
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period |
3. Manufacturer Capability
| a) Trade Capacity | |
| Nearest Port | Wuxi; Shanghai |
| Export Percentage | 41% - 50% |
| No.of Employees in Trade Department | 3900-4000 People |
| Language Spoken: | English; Chinese; Spanish |
| b) Factory Information | |
| Factory Size: | Above 450,000 square meters |
| No. of Production Lines | Above 10 |
| Contract Manufacturing | OEM Service Offered；Design Service Offered |
| Product Price Range | Average |
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API Standard Drill Pipe Casing and Tubing Oil and Gas Industry API ASTM ASME Best Quality
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t. m.t.
- Supply Capability:
- 5000 Tons Per Month m.t./month
OKorder Service Pledge
OKorder Financial Service
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