square pipe and gb

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: -

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Quick Details

Standard:BS, GB, API
Standard:BS 1387, GB 3087-1999, GB/T 8163-1999, GB/T 3087, API 5L
Grade:10#-45#, Q195-Q345
Grade:10#, 20#, 45#, Q235, Q345, Q195
Thickness:0.5 - 15 mm
Section Shape:Square
Place of Origin:Hebei, China (Mainland)
Secondary Or Not:Non-secondary
Application:Structure Pipe
Technique:ERW
Surface Treatment:Other

Packaging & Delivery

Packaging Details:	With bundles and load in containers or by bulk shipment.
Delivery Detail:	30-45 days according to the contract

Specifications

1.Size:15*15mm-400*400mm
2.W.T:0.5-12mm
3.Certification:ISO9001,CE
4.Standard:GB, ASTM.BS1387

galvanized steel pipe

1.ERW galvanized steel tubes
2.OD: 10.3-219mm
3.W.T:0.6-10mm
4.Certificate:ISO 9001-2008
5.Output per month:20000 tons

ERW galvanized steel tubes
O.D	O.D tolerance	W.T	Thickness Tolerance
19--219MM	±0.03	1.0--10MM	±0.03
Length	2--12M , according to customers' requirements
Zinc coating	275--350g/m2
International Standard	ISO 9001;2008
Standard	ASTM A 53 / BS 1387-1985
Material	Q195/Q215/Q235/Q345
Product Category :	Metallurgy, Mineral & Energy
Technique:	Welded
Packing	In bundles or according to customers' requirements
Usage	1.For low pressure liquid delivery such as water , gas and oil 2.For construction , e.g building greenhouse
Main market:	Middle east, Africa, North and South America, East and West Europe, South and southeast Asia,Australia
Place of Origin	China
HS code:	7306309000
Productivity	20000Ton/Month
Processing technology available:	Threading , coupling and with plastic caps protected
Remarks	1) Payment term : T/T 2) Trade Terms : FOB / CFR /CIF 3) Minimum quantity of order : 25 MT (25,000KGS) 4) Delivery period : 10 to 30 Days .

Q: Who knows what is the difference between double submerged arc welded pipe and longitudinal submerged arc welding?: The straight seam welding is relative to the spiral welding and the T-shaped welding, and so on.

Q: How do steel pipes handle chemical exposure?: Steel pipes are highly resistant to chemical exposure due to their inherent corrosion-resistant properties. The steel used in pipes is often coated with protective layers or made from stainless steel, which makes them capable of withstanding the effects of various chemicals without deteriorating or reacting. This allows steel pipes to handle chemical exposure effectively and maintain their structural integrity over time.

Q: What are the different types of joints used with steel pipes?: There are several types of joints commonly used with steel pipes, depending on the specific application and requirements. Some of the most common types include: 1. Butt Joint: This is the most basic type of joint, where two pipes are aligned and welded together at their ends. It provides a strong and continuous connection but may require additional reinforcement depending on the pipe's size and pressure rating. 2. Socket Weld Joint: In this type of joint, one pipe is inserted into the socket of another pipe and then welded together. It is commonly used in smaller diameter pipes and provides good strength and leak resistance. 3. Threaded Joint: This joint involves screwing together two pipes with threaded ends. It is commonly used in low-pressure applications and requires the use of pipe threads and sealants to ensure a tight and leak-free connection. 4. Flanged Joint: With a flanged joint, two pipes are connected by bolting together flanges at their ends. This type of joint is commonly used in high-pressure applications and allows for easy disconnection and maintenance. 5. Grooved Joint: This joint uses a grooved coupling that is placed around the ends of two pipes and secured with bolts. It is commonly used in fire protection systems and offers quick installation and easy maintenance. 6. Welded Joint: In a welded joint, two pipes are fused together using various welding techniques such as gas tungsten arc welding (GTAW) or gas metal arc welding (GMAW). This joint provides a strong and permanent connection but may require skilled labor and additional equipment. Each type of joint has its advantages and limitations, and the selection depends on factors such as pipe size, pressure rating, application, and installation requirements. It is essential to choose the appropriate joint to ensure the integrity and reliability of the steel pipe system.

Q: Can steel pipes be used for solar power systems?: Yes, steel pipes can be used for solar power systems. Steel pipes are commonly used for various applications in solar power systems, including the construction of support structures, mounting systems, and piping systems for circulating heat transfer fluids. Steel pipes are preferred due to their strength, durability, and resistance to environmental conditions. They can handle the weight of solar panels, support structures, and withstand the forces exerted by wind and other external factors. Additionally, steel pipes can be easily customized and welded to meet specific project requirements. Overall, steel pipes are a reliable and cost-effective choice for solar power systems.

Q: What is the thermal expansion coefficient of steel pipes?: The thermal expansion coefficient of steel pipes is typically around 0.000011 to 0.000012 per degree Celsius, which means that for every degree Celsius increase in temperature, the length of the steel pipe will expand by approximately 0.0011% to 0.0012%.

Q: How are steel pipes used in the renewable energy sector?: Steel pipes are commonly used in the renewable energy sector for various purposes. They are used in the construction of wind turbine towers, providing support and stability to the turbines. Steel pipes are also used in the transportation of natural gas, which is considered a cleaner alternative to fossil fuels. Moreover, steel pipes are used in the construction of solar power plants, where they are utilized for the distribution of water and other fluids necessary for the cooling systems. Overall, steel pipes play a crucial role in the renewable energy sector, contributing to the development and efficiency of sustainable energy sources.

Q: Can steel pipes be used for irrigation pivot systems?: Yes, steel pipes can be used for irrigation pivot systems. Steel pipes are often used in irrigation systems due to their strength, durability, and resistance to corrosion. They can withstand the pressure and stress of the water flow in pivot systems and are less prone to leaks or cracks compared to other materials. Additionally, steel pipes can be easily welded or threaded together, making them a convenient choice for irrigation systems that require a variety of lengths and configurations. However, it is important to consider the specific requirements of the irrigation pivot system and consult with professionals to ensure that the chosen steel pipes are suitable for the specific application.

Q: How are steel pipes used in the construction of solar power plants?: Steel pipes are used in the construction of solar power plants for various purposes, including the installation of solar panels, mounting structures, and the transportation of fluids such as water and steam within the plant. These pipes provide strength, durability, and corrosion resistance, making them an essential component in the construction and operation of solar power plants.

Q: What are the different pressure ratings for steel pipes?: The different pressure ratings for steel pipes can vary depending on factors such as pipe size, wall thickness, and the type of steel used. Common pressure ratings for steel pipes range from 150 psi (pounds per square inch) to 2500 psi or higher.

Q: What are the different pipe fittings used with steel pipes?: Some of the different pipe fittings used with steel pipes include elbows, tees, couplings, unions, reducers, flanges, and caps.

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