• Seamless Black Steel Pipe API 5L Grade B System 1
  • Seamless Black Steel Pipe API 5L Grade B System 2
Seamless Black Steel Pipe API 5L Grade B

Seamless Black Steel Pipe API 5L Grade B

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Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
25 m.t.
Supply Capability:
10000 m.t./month

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1Structure of Seamless Black Steel Pipe API 5L Grade B: 

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 Seamless Black Steel Pipe API 5L Grade B:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price 

 

3Seamless Black Steel Pipe API 5L Grade B 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 Seamless Black Steel Pipe API 5L Grade B:  

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.

 

6‍‍Seamless Pipe ASTM A106/53 Images ‍‍

Seamless Black Steel Pipe API 5L Grade B

Q: How are steel pipes used in the construction of desalination plants?
Steel pipes are commonly used in the construction of desalination plants for various purposes. They are primarily utilized for the transportation of seawater and brine, as well as for the distribution of fresh water throughout the plant. Steel pipes are preferred due to their durability, corrosion resistance, and ability to withstand high pressure and extreme temperatures. Additionally, they can be easily welded together, allowing for efficient installation and maintenance.
Q: Can steel pipes be threaded?
Yes, steel pipes can be threaded. Threading is a common process used to create screw-like ridges on the ends of the steel pipes, allowing them to be easily connected to fittings or other pipes.
Q: ASME seamless tube how to express, what is the form, I did not find on the ASME, thank God!
Welded and seamless pipe standards are ASME B31.10, no go, if you want to force a seamless tube, the request can be seamless for seamless meaning.In addition to that, the cost and difficulty of manufacturing welded pipe is higher than that of seamless tube.
Q: How are steel pipes protected during transportation and storage?
Steel pipes are usually protected during transportation and storage through various measures such as coating them with anti-corrosion materials, wrapping them with protective films or tapes, using wooden crates or pallets for stacking and securing them with straps or bands. Additionally, pipes are often stored in covered or climate-controlled warehouses to prevent exposure to moisture and other potential damaging elements.
Q: How are steel pipes used in the construction of buildings?
Steel pipes are commonly used in the construction of buildings for various purposes such as structural support, plumbing, and electrical installations. They provide strength and durability, allowing for the construction of high-rise buildings and large-scale structures. Steel pipes are used to create the framework of the building, forming the skeleton that supports the weight and load of the structure. Additionally, steel pipes are used for plumbing systems, effectively transporting water and sewage throughout the building. They are also used for electrical installations, providing a safe and efficient conduit for wiring. Overall, steel pipes play a crucial role in the construction of buildings, ensuring stability, functionality, and longevity.
Q: What are the common materials used for pipe fittings in steel pipes?
Pipe fittings in steel pipes can be made from various materials, including carbon steel, stainless steel, and alloy steel. Carbon steel fittings are popular due to their affordability, strength, and durability, making them suitable for applications in oil and gas, petrochemical, and water distribution systems. On the other hand, stainless steel fittings are highly resistant to corrosion and are commonly used in industries that prioritize hygiene, such as the food and beverage and pharmaceutical sectors. Alloy steel fittings, which consist of elements like chromium, nickel, and molybdenum, are designed to enhance strength and corrosion resistance, making them ideal for high-pressure and high-temperature environments like power plants and chemical facilities. Ultimately, the selection of pipe fitting material in steel pipes depends on the specific requirements of the application and the surrounding conditions.
Q: How do you calculate the maximum allowable deflection for steel pipes?
The maximum allowable deflection for steel pipes can be calculated using various formulas and guidelines set by industry standards. Factors such as the material properties of the steel, pipe diameter, wall thickness, and the applied load are taken into consideration. These calculations typically involve using equations that relate to the pipe's moment of inertia, modulus of elasticity, and the specific loading conditions. It is recommended to consult relevant engineering codes and standards, such as ASME B31.1 or ASME B31.3, to ensure accurate calculations and safe design.
Q: Can steel pipes be used for piling?
Certainly, piling can involve the utilization of steel pipes. Steel pipes find widespread use in piling applications owing to their robustness, endurance, and adaptability. They possess the ability to endure the weight and pressure exerted by the soil, thus furnishing a steadfast base for constructions. The process of driving specialized equipment ensures the secure placement of steel pipes employed for piling. Moreover, steel pipes can be effortlessly trimmed and fused to the desired dimensions, rendering them suitable for diverse piling endeavors.
Q: Can steel pipes be used for underground fire protection systems?
Yes, steel pipes can be used for underground fire protection systems. Steel pipes are commonly used for their durability, high tensile strength, and resistance to heat and pressure. They are suitable for carrying water or fire suppression agents underground to protect against fire hazards.
Q: Can steel pipes be used for chimney flues?
Yes, steel pipes can be used for chimney flues. Steel pipes are often used in chimney systems due to their durability, heat resistance, and ability to withstand high temperatures. However, it is important to ensure that the steel pipes meet the necessary safety and building code requirements for chimney flues.

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