• BS, GB Hot-Dipped Galvanized Steel Pipe Good Quality System 1
  • BS, GB Hot-Dipped Galvanized Steel Pipe Good Quality System 2
BS, GB Hot-Dipped Galvanized Steel Pipe Good Quality

BS, GB Hot-Dipped Galvanized Steel Pipe Good Quality

Ref Price:
get latest price
Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
20 m.t.
Supply Capability:
15000 m.t./month

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1Structure of BS, GB Hot-Dipped Galvanized Steel Pipe Good Quality: 

Seamless pipe is formed by drawing a solid billet over a piercing rod to create the hollow shell. As the manufacturing process does not include any welding, seamless pipes are perceived to be stronger and more reliable. Historically seamless pipe was regarded as withstanding pressure better than other types, and was often more easily available than welded pipe. 

 

2‍‍Main Features of BS, GB Hot-Dipped Galvanized Steel Pipe Good Quality:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price  

 

3BS, GB Hot-Dipped Galvanized Steel Pipe Good Quality 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. 

 

 

4Packaging & Delivery

Packaging Details:

seaworthy package,bundles wrapped with strong steel strip

Delivery Detail:

15-30days after received 30%TT

 

5FAQ of BS, GB Hot-Dipped Galvanized Steel Pipe Good Quality:  

How 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.

How 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.

Why 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.

 

6‍‍BS, GB Hot-Dipped Galvanized Steel Pipe Good Quality Images ‍‍

 

 

Q:How are steel pipes protected against fire hazards?
Steel pipes are protected against fire hazards through various methods, including the application of fire-resistant coatings, encasement in fire-rated materials, and the installation of fire sprinkler systems. Additionally, fire stops and fire barriers are used to prevent the spread of fire and smoke through pipe penetrations in walls and floors.
Q:How are steel pipes repaired if they develop leaks?
Steel pipes can be repaired if they develop leaks through various methods such as welding, clamping, or using epoxy compounds. The specific repair technique depends on the size and location of the leak as well as the type of pipe, and it is typically carried out by trained professionals with the necessary equipment and expertise.
Q:What are the common methods for repairing steel pipes?
Depending on the nature and extent of the damage, there are several common methods available for repairing steel pipes. One method frequently used is welding. This technique involves melting the damaged area and fusing it with a new piece of steel. Welding is typically employed for small cracks or holes in the pipe. Different welding techniques, such as shielded metal arc welding (SMAW), gas metal arc welding (GMAW), or tungsten inert gas (TIG) welding, can be utilized. Another option is pipe wrapping or bandaging. This method entails wrapping a layer of adhesive tape or resin-soaked fiberglass around the damaged section of the pipe. It is suitable for addressing small leaks or corrosion spots and serves as a temporary solution until a more permanent fix can be implemented. If the damage is extensive or the pipe suffers severe corrosion, pipe lining or relining may be necessary. This involves inserting a new pipe liner inside the existing one, effectively creating a new pipe within the old one. Various materials, such as epoxy, polyethylene, or cured-in-place pipe (CIPP), can be used for this method. Pipe lining is commonly employed for larger diameter pipes or when replacement is not feasible. In some instances, minor leaks or cracks can be repaired using pipe clamps or sleeves. These devices are designed to be clamped around the damaged section and can provide either a temporary or permanent solution, depending on the severity of the damage. Ultimately, the choice of repair method depends on factors such as the extent of the damage, accessibility of the damaged area, budget constraints, and the required long-term durability. It is advisable to consult with a professional pipe repair specialist to assess the specific situation and determine the most suitable method for repairing steel pipes.
Q:What are the different types of steel pipe supports for overhead piping?
There are several types of steel pipe supports for overhead piping, including beam clamps, pipe hangers, clevis hangers, and riser clamps.
Q:Are steel pipes suitable for underground irrigation pumping?
Yes, steel pipes are suitable for underground irrigation pumping. Steel pipes are known for their durability and strength, making them an ideal choice for underground applications. They can withstand high levels of pressure, resist corrosion, and are less likely to be affected by external factors such as soil movement or temperature changes. Additionally, steel pipes have a longer lifespan compared to other materials, reducing the need for frequent replacements. However, it is important to ensure that the steel pipes are properly coated or lined to prevent corrosion and to regularly inspect and maintain them to ensure their effectiveness and longevity.
Q:Are steel pipes suitable for HVAC systems?
Indeed, steel pipes prove to be a suitable option for HVAC systems. HVAC applications widely favor steel pipes due to their numerous advantages. Initially, their robustness and durability enable them to endure the high pressure and temperature requirements commonly associated with HVAC systems. Furthermore, steel pipes exhibit exceptional resistance to corrosion, rendering them suitable for both indoor and outdoor installations. Moreover, their extended lifespan significantly reduces the need for frequent replacements or repairs. Additionally, the availability of steel pipes in various sizes and thicknesses facilitates effortless customization and installation. Lastly, steel pipes offer a cost-effective solution for HVAC systems compared to alternative materials, making them a financially efficient choice. In conclusion, steel pipes emerge as a reliable and appropriate selection for HVAC systems due to their strength, durability, corrosion resistance, availability, and cost-effectiveness.
Q:What is the creep resistance of steel pipes?
The creep resistance of steel pipes refers to their ability to withstand deformation or elongation over time when subjected to high temperatures and constant stress. Steel pipes are known for their excellent creep resistance due to the inherent strength and stability of the material. The specific creep resistance of steel pipes can vary depending on factors such as the alloy composition, heat treatment, and the operating conditions they are exposed to. Creep is a phenomenon that occurs at elevated temperatures where materials slowly deform under constant stress. In the case of steel pipes, this can be a concern in applications where they are exposed to high temperatures for prolonged periods, such as in power plants, industrial furnaces, or steam pipelines. The resistance to creep deformation is crucial to ensure the structural integrity and longevity of the pipes. Steel pipes are often designed and manufactured with alloys that have high creep resistance properties, such as chromium-molybdenum (Cr-Mo) steels or nickel-based alloys. These alloys exhibit excellent mechanical strength, good thermal stability, and resistance to oxidation and corrosion, all of which contribute to their superior creep resistance. Furthermore, heat treatment processes like quenching and tempering can significantly enhance the creep resistance of steel pipes. These treatments involve controlled heating and cooling cycles that optimize the microstructure of the steel, increasing its resistance to deformation and improving its overall performance at high temperatures. It is important to note that the creep resistance of steel pipes is typically specified by industry standards and codes, such as the American Society of Mechanical Engineers (ASME) Boiler and Pressure Vessel Code. These standards define the allowable stress levels and design criteria for various steel pipe applications, ensuring that they meet the required safety and performance standards. In summary, steel pipes are known for their excellent creep resistance due to their inherent strength, stability, and resistance to high temperatures. The specific creep resistance of steel pipes can vary depending on factors such as alloy composition, heat treatment, and operating conditions. Proper design and adherence to industry standards are crucial to ensuring the desired creep resistance and overall performance of steel pipes in various applications.
Q:How are steel pipes used in the manufacturing of machinery?
Steel pipes are used in the manufacturing of machinery for various purposes such as conveying fluids, gases, or materials, as structural components, and for heat transfer. They provide durability, strength, and resistance to corrosion, making them suitable for applications where high pressure, temperature, or heavy loads are involved.
Q:What are the different methods of threading steel pipes?
There are several methods of threading steel pipes, including manual threading, machine threading, and cutting threads using a thread cutting die. Manual threading involves using a handheld pipe threading tool to create threads on the pipe. Machine threading utilizes a power-driven pipe threading machine to efficiently create threads. Cutting threads using a thread cutting die involves using a die and a handle to manually cut threads on the pipe. These methods are commonly used in various applications, such as plumbing, construction, and industrial settings.
Q:How do you calculate the pipe thermal expansion for steel pipes?
In order to calculate the thermal expansion of steel pipes, one must take into account the material's coefficient of thermal expansion (CTE), the temperature fluctuation, and the pipe's length. The CTE represents the extent to which a material expands or contracts in response to temperature changes. For steel, the average CTE is typically approximately 12 x 10^-6 per degree Fahrenheit (or 6.5 x 10^-6 per degree Celsius). However, this value may vary depending on the specific grade of steel. Subsequently, the temperature change that the pipe will encounter must be determined. This can be the discrepancy between the operating temperature and the ambient temperature, or the temperature variation caused by the fluid or gas flowing through the pipe. Finally, the thermal expansion can be calculated using the following formula: Thermal Expansion = CTE x Length x Temperature Change Where: - CTE signifies the coefficient of thermal expansion - Length denotes the pipe's length - Temperature Change represents the temperature difference For instance, if a steel pipe has a length of 10 meters (32.8 feet) and experiences a temperature change of 100 degrees Celsius (180 degrees Fahrenheit), assuming a CTE of 12 x 10^-6 per degree Celsius, the thermal expansion would amount to: Thermal Expansion = 12 x 10^-6 x 10 x 100 = 0.012 meters (or 12 millimeters) This means that the pipe would expand by 12 millimeters due to the temperature alteration. It is important to note that this calculation provides an approximation of the thermal expansion. However, other factors such as pipe supports, restraints, and the specific application should also be taken into consideration to ensure the proper design and installation of the steel pipe system.

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