Black ASTM A106 Gr.B Sch40 seamless steel pipe

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Thickness:	2.5 - 80 mm	Section Shape:	Round	Outer Diameter:	21.3 - 610 mm
Place of Origin:	China (Mainland)	Secondary Or Not:	Non-secondary	Application:	Structure Pipe
Technique:	Hot Rolled	Certification:	API	Special Pipe:	Thick Wall Pipe
Alloy Or Not:	Non-alloy	Grade:	20#,45#,16Mn,10#-45#	Standard:	GB/T 8163-1999,GB/T 8162-1999,ASTM A106-2006,API 5CT,GB,ASTM,API

Packaging Detail:	In bundles or as you demand.
Delivery Detail:	As fast as we can.

1. sizes range: 21.3-610mm
2. Standard: ASTM A106 Gr.B/API
3. API ,ISO CERTIFICATE APPROVED
4. 80000TONS STOCK PIPES.

Grade: 20#, 45#, 16Mn, 27SiMn	Thickness: 7 - 45 mm	Section Shape: Round
Outer Diameter: 133 - 325 mm	Place of Origin: Liaochen China (Mainland)	Secondary Or Not: Non-secondary
Application: Structure Pipe Fluid Pipe Petroleum casing pipe	Technique:Hot Rolled	Certification: API
Alloy Or Not: Non-alloy	technology: seamless	material: ASTM A 106 Q 345 ...

Packaging & Delivery

Packaging Detail:	seaworthy wooden cases/steel framed cases/simple packing/as customer request
Delivery Detail:	according to customer demand,the earliest time is 10days

Specifications

ASTM A 106 Gr.B seamless carbon steel pipe
Material: ASTM A 106 .GB 8162 8163 API5CT
Package:oil coating&in bundles

Product name	ASTM A 106 Gr.B seamless carbon steel pipe
Standard	GB ASTM
Thickness	2.5-80mm
Outer diameter	21.3-610 mm
Length	5.8m 6m 12m or as customer demand
Used area	Petroleum,chemical,power, gas, water, metallurgy, shipbuilding, construction , etc Or as customer demand
Package	In bundles. Ends can be beveled or square cut, End capped
Certification	ISO9001.2000, , API, Mill Test Certificate
Thirdparty inspection	SGS, or as customer demand
Remark	We can customer made for special requirement

Q: What are the different methods of repairing steel pipes?: There are several methods of repairing steel pipes including welding, pipe wrapping, epoxy lining, and pipe bursting. Welding involves joining the broken sections of the pipe using heat and a filler material. Pipe wrapping involves applying a layer of epoxy or fiberglass wrap around the damaged area to reinforce and seal it. Epoxy lining involves applying a coating of epoxy resin on the interior of the pipe to prevent corrosion and restore structural integrity. Pipe bursting is a more invasive method where a new pipe is pulled through the existing damaged pipe, breaking it apart and replacing it in the process.

Q: Can steel pipes be used for marine applications?: Yes, steel pipes can be used for marine applications. Steel pipes have excellent strength and corrosion resistance, making them suitable for various marine environments. They are commonly used in shipbuilding, offshore structures, and underwater pipelines due to their durability and ability to withstand harsh conditions in saltwater.

Q: How do steel pipes perform in high-temperature environments?: Steel pipes perform well in high-temperature environments due to their inherent strength and heat resistance. They can withstand extreme temperatures without losing their structural integrity or deforming, making them suitable for various industrial applications such as steam pipelines, power plants, and refineries. The high melting point of steel allows it to maintain its mechanical properties even at elevated temperatures, ensuring reliable and efficient operation in high-temperature environments.

Q: How are steel pipes installed underground?: Steel pipes are installed underground through a process called trenchless installation or open trench excavation. In trenchless installation, a drilling machine creates a tunnel underground, and the steel pipes are then inserted into the tunnel using a technique called pipe jacking or horizontal directional drilling. In open trench excavation, a trench is dug, and the steel pipes are laid in the trench before being covered with backfill material.

Q: How are steel pipes used in the manufacturing of chemical processing plants?: Steel pipes are commonly used in chemical processing plants for various purposes, such as transporting fluids and gases, as well as providing structural support. They are highly resistant to corrosion, making them ideal for handling corrosive materials in the plant. Additionally, steel pipes can withstand high temperatures and pressure, ensuring the safe and efficient operation of chemical processes.

Q: What are the quality control measures for steel pipe manufacturing?: Quality control measures for steel pipe manufacturing include various inspections and tests to ensure the pipes meet the required standards and specifications. Some common quality control measures include visual inspections for surface defects, dimensional checks to ensure accurate size and length, ultrasonic or magnetic particle testing for detecting internal or surface defects, hydrostatic testing to check for leaks or weaknesses, and chemical analysis to verify the composition of the steel. Additionally, adherence to proper manufacturing processes, documentation of procedures, and regular audits are also part of quality control measures in steel pipe manufacturing.

Q: What's the difference between hot dip galvanizing and cold galvanizing? Which kind of galvanizing method is good?: Cold galvanizing is zinc plating, the general surface is relatively smooth, no zinc flowers, there are two kinds of resistance to fingerprints and non - Fingerprint

Q: What are the advantages of using steel pipes in construction?: There are several advantages of using steel pipes in construction. Firstly, steel pipes are incredibly strong and durable, providing excellent structural integrity and long-term reliability. They can withstand high pressure and heavy loads, making them suitable for various applications such as water and gas transportation, oil pipelines, and building frameworks. Secondly, steel pipes have a high resistance to corrosion, which ensures longevity and reduces maintenance costs. Additionally, steel pipes are versatile and can be easily customized to meet specific project requirements, as they come in various sizes, shapes, and thicknesses. Lastly, steel pipes are environmentally friendly, as they are recyclable, reducing the overall carbon footprint of construction projects.

Q: How are steel pipes made?: Steel pipes are made through a process called pipe manufacturing, which involves several steps. First, raw materials such as iron ore, coal, and limestone are melted in a blast furnace to produce molten iron. The molten iron is then mixed with recycled steel and processed in a basic oxygen furnace or electric arc furnace to refine its composition and remove impurities. Once the desired steel grade is achieved, it is cast into billets, which are heated and pierced to form a hollow cylindrical shape. These pierced billets are then elongated and shaped into pipes through a process called hot rolling or cold drawing. Finally, the pipes undergo various finishing operations, such as straightening, cutting, and inspection, before being ready for use in various applications.

Q: How are steel pipes protected against electromagnetic interference?: Steel pipes can be protected against electromagnetic interference by applying a layer of insulating material around the pipes or by utilizing electromagnetic shielding techniques such as wrapping the pipes with conductive materials. Additionally, grounding the pipes and implementing proper grounding practices can help minimize the impact of electromagnetic interference.

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