Schedule 40 ASTM A53 API 5L GR.B Carbon Seamless Steel Tubes factory
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 90000 m.t./month
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1、Structure of Seamless Pipe JIS G3461/ G3462:
Seamless steel pipes, a large number of used pipes conveying fluids, such as transport oil, natural gas, gas, water pipes and some solid materials, and so on. Compared to other steel and solid steel bar, the same torsional strength in bending, lighter, is an economic cross-section steel, widely used in the manufacture of structural parts and mechanical parts, such as drill pipe, automotive drive shafts, bicycle rack and construction using steel scaffolding ring with steel pipe manufacturing parts, can improve material utilization, simplify the manufacturing process, saving material and machining time, such as bearing rings, jack sets, has been widely used to manufacture steel. Steel or a variety of conventional weapons indispensable material, gun barrels to make steel. Steel shapes in different cross-sectional area can be divided into tube and shaped tubes. As in the perimeter of equal conditions, the largest area of a circle with a circular tube can carry more fluid. In addition, the circular cross section to withstand internal or external radial pressure, the force is uniform, so the vast majority of the pipe is pipe.
Standard: JIS G3461/ G3462: Carbon steel tubes for boiler and heat exchanger/
alloy steel tubes for boiler and heat exchanger tubes
● Application: JIS G3461 is for Carbon steel tubes for boiler and heat exchanger
JIS G3462 is for alloy steel tubes for boiler and heat exchanger tubes
● Steel Grade: STB 340,410,510; STBA12, 13, 20,22,23,24
2、Main Features of the Seamless Pipe JIS G3461/ G3462:
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
3、Seamless Pipe ASTM A106/53 Specification：
Standard | GB, DIN, ASTM ASTM A106-2006, ASTM A53-2007 |
Grade | 10#-45#, 16Mn 10#, 20#, 45#, 16Mn |
Thickness | 8 - 33 mm |
Section Shape | Round |
Outer Diameter | 133 - 219 mm |
Place of Origin | Shandong, China (Mainland) |
Secondary Or Not | Non-secondary |
Application | Hydraulic Pipe |
Technique | Cold Drawn |
Certification | API |
Surface Treatment | factory state or painted black |
Special Pipe | API Pipe |
Alloy Or Not | Non-alloy |
Length | 5-12M |
Outer Diameter | 21.3-610mm |
Grade | 20#, 45#, Q345, API J55, API K55, API L80, API N80, API P110, A53B |
Standard | ASME, ASTM |
1) Material:20#(ASTM A 106/A53 GRB.API5LGRB,GB),45#,16Mn,10#.
2) Specification range:OD:21.3-610mm,WT:6-70mm,length:6-12m or according to the requirement of clients.
3) Excutive standards:GB,ASME API5L.ASTM A 106/A53,Despite of the above standards,we can also supply seamless steel pipe with standard of DIN,JIS,and so on,and also develop new products according to the requirements of our clients!
4) Surface:black lacquered,varnish coating or galvanized.
5) Ends:Beveled or square cut,plastic capped,painted.
6) Packing:bundles wrapped with strong steel strip,seaworthy packing.
4、Packaging & Delivery
Packaging Details: | seaworthy package,bundles wrapped with strong steel strip |
Delivery Detail: | 15-30days after received 30%TT |
5、FAQ of Seamless Pipe JIS G3461/ G3462:
①How is the quality of your products?
Our products are manufactured strictly according to national and internaional standard, and we take a test
on every pipe before delivered out. If you want see our quality certifications and all kinds of testing report, please just ask us for it.
Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.
②How about price?
Yes, we are factory and be able to give you lowest price below market one, and we have a policy that “ for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity”,if you like bargain and factory price is not low enough as you think, just don’t waste your time.Please trust the quotation we would give you, it is professional one.
③Why should you chose us?
Chose happens because of quality, then price, We can give you both.Additionally, we can also offer professional products inquiry, products knowledge train(for agents), smooth goods delivery, exellent customer solution proposals.Our service formula: good quality+good price+good service=customer’s trust
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.
6、Seamless Pipe JIS G3461/ G3462 Images
- Q: Can steel pipes be used for underground oil pipelines?
- Indeed, underground oil pipelines can utilize steel pipes. The construction of underground oil pipelines heavily relies on steel pipes owing to their robustness, longevity, and resistance to corrosion. They possess the capability to endure the immense pressure and weight exerted by the oil being transported, along with external forces like soil displacement or seismic events. Moreover, steel pipes can be fortified with coatings or linings such as epoxy or polyethylene, enhancing their resistance to corrosion and extending their lifespan. In conclusion, steel pipes emerge as a dependable and extensively employed option for underground oil pipelines.
- Q: How are steel pipes inspected for compliance with industry standards?
- Steel pipes are inspected for compliance with industry standards through various methods such as visual examination, non-destructive testing techniques like ultrasonic testing, magnetic particle inspection, and radiography. These inspections help ensure that the pipes meet required specifications and quality standards, ensuring their integrity and safety for use in various industries.
- Q: What are the different methods of coating steel pipes for insulation?
- There are several methods of coating steel pipes for insulation, each with its own advantages and disadvantages. 1. Thermal Insulation Coating: This method involves applying a layer of thermal insulation material, such as mineral wool or foam, onto the steel pipe. The insulation material helps to reduce heat transfer and minimize energy loss. Thermal insulation coatings are relatively easy to apply and can provide excellent insulation properties. However, they may be prone to degradation over time and may require regular maintenance and replacement. 2. Corrosion Protection Coating: Steel pipes are often coated with corrosion protection materials, such as epoxy or polyethylene, to prevent rust and corrosion. These coatings act as a barrier between the steel surface and the surrounding environment, protecting the pipe from moisture, chemicals, and other corrosive elements. Corrosion protection coatings are typically durable and long-lasting, providing effective protection for the steel pipe. However, they may not provide significant thermal insulation properties. 3. Fusion-Bonded Epoxy (FBE) Coating: FBE coating is a popular method for both insulation and corrosion protection. It involves applying a layer of epoxy powder to the steel pipe and then heating it to create a strong, durable bond. FBE coatings provide excellent adhesion and resistance to corrosion, as well as some thermal insulation properties. They are commonly used in oil and gas pipelines and can withstand high temperatures and harsh environments. 4. Polyurethane Foam Coating: Polyurethane foam is often used as an insulation coating for steel pipes. It is applied by spraying or injecting the foam onto the pipe surface, which then expands and hardens to create a protective layer. Polyurethane foam coatings provide excellent thermal insulation properties and can be applied to pipes of various sizes and shapes. However, they may require special equipment and expertise for application and may be susceptible to physical damage or moisture absorption if not properly sealed. 5. Ceramic Coating: Ceramic coatings are another option for insulating steel pipes. These coatings are typically applied using a thermal spray process, which creates a layer of ceramic material on the pipe surface. Ceramic coatings can provide high-temperature insulation, corrosion resistance, and thermal shock protection. They are commonly used in industries such as power generation and aerospace, where extreme temperature conditions are present. However, ceramic coatings can be expensive and may require specialized equipment and expertise for application.
- Q: What is the difference between steel pipes and copper pipes?
- Steel pipes and copper pipes differ in their material composition, durability, cost, and application. Steel pipes are made of an alloy of iron and carbon, providing them with high strength and resistance to corrosion. Copper pipes, on the other hand, are made solely of copper, which offers excellent heat conductivity and resistance to bacterial growth. While steel pipes are more durable and suitable for high-pressure applications, copper pipes are commonly used for plumbing systems due to their malleability, ease of installation, and ability to withstand extreme temperatures. Additionally, copper pipes tend to be more expensive than steel pipes.
- Q: What are the advantages of PVC pipe and galvanized steel pipe?
- PVC pipeline use temperature is -5 to 90 degrees or so, according to the current market price of around 6000 yuan per ton, the price is cheap. Its corrosion resistance is good, can resist most of the acid and alkali, and unlike the steel pipe that is easy to rust, so in the construction of the upper and lower water pipes and other fields have gradually replaced the trend of steel pipe.
- Q: How are steel pipes repaired in case of damage or leaks?
- Steel pipes are repaired in case of damage or leaks by first identifying the affected area. The damaged section is then cut out, and a new piece of steel pipe is welded or bolted in its place. This ensures a secure and watertight connection, restoring the integrity of the pipe and preventing further leaks or structural issues.
- Q: What are the applications of galvanized steel pipes?
- Galvanized steel pipes have a wide range of applications in various industries. They are commonly used in plumbing systems to deliver water and gas due to their excellent corrosion resistance. Additionally, they are used in the construction industry for structural purposes, such as scaffolding, fences, and handrails. Galvanized steel pipes are also utilized in the agricultural sector for irrigation systems and as posts for supporting crops. Furthermore, they find usage in oil and gas pipelines, HVAC systems, and automotive manufacturing. Overall, the applications of galvanized steel pipes are diverse, making them an essential material in multiple sectors.
- Q: How are steel pipes protected against internal corrosion?
- Steel pipes are protected against internal corrosion primarily through the use of protective coatings such as epoxy or polyethylene. These coatings act as a barrier, preventing contact between the steel surface and corrosive substances present in the transported fluids. Additionally, corrosion inhibitors are often added to the transported fluids to further reduce the likelihood of internal corrosion. Regular inspections and maintenance are also carried out to identify any potential corrosion issues and address them promptly.
- Q: What are the different international standards for steel pipes?
- There are several international standards for steel pipes that are widely recognized and used in the industry. Some of the key standards include: 1. ASTM A53: This standard covers seamless and welded black and hot-dipped galvanized steel pipes. It is commonly used for low-pressure applications such as water, gas, and steam. 2. ASTM A106: This standard covers seamless carbon steel pipes for high-temperature service. It is widely used in refineries, power plants, and petrochemical industries where high pressure and temperature conditions exist. 3. ASTM A312: This standard covers seamless, welded, and heavily cold worked austenitic stainless steel pipes. It is often used for high-temperature and corrosive environments in industries such as chemical processing, food processing, and pharmaceuticals. 4. API 5L: This standard specifies requirements for the manufacture of two product specification levels (PSL1 and PSL2) of seamless and welded steel pipes for use in pipeline transportation systems in the petroleum and natural gas industries. 5. EN 10216: This European standard covers seamless steel pipes for pressure purposes. It is used in various industries such as power generation, chemical, and oil and gas. 6. JIS G3454: This Japanese standard covers carbon steel pipes for pressure service. It is commonly used in the transportation of water, gas, and oil. 7. DIN 2448: This German standard specifies seamless steel pipes for general purposes. It is widely used in various industrial applications. These are just a few examples of the many international standards that exist for steel pipes. Each standard specifies different requirements for manufacturing, dimensions, mechanical properties, and testing to ensure the quality and performance of the pipes in specific applications. It is important for manufacturers, suppliers, and users to understand and comply with the relevant standards to ensure the safe and reliable use of steel pipes.
- Q: What is the typical lifespan of steel pipes?
- The typical lifespan of steel pipes can vary depending on various factors such as the quality of the steel, the environment they are exposed to, and the maintenance and care they receive. However, on average, steel pipes can have a lifespan of anywhere between 20 to 100 years or more.
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Schedule 40 ASTM A53 API 5L GR.B Carbon Seamless Steel Tubes factory
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 90000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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