galvanized seamless grooved pipe

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Our company is specialized in the supply of Hot Dipped Galvanized Pipes. We supply stee pipesl with very competitive price to meet customers' needs with the satisfied service and high standard quality.

Name	galvanized pipe with the standard quality
Material	Q195, Q215, Q235, Q345, STK500
Specification	O.D.: 20- 273.1MM W.T.: 0.8 - 5mm
Length	5.8m, 6m, 11.8m or 12m, or per the buyers demand
Surface treatment	Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting.
Certificates	BS1387-1985, DIN2440/2441, JIS-G3444 and ASTM
Manufacture Technique	Seamless
Section Shape	Round
End	A): GTC (galvanized threaded and coupling) B): GPE (galvanized plain end)
Weight	Billing on the basis of theoretical weight
Packaging Details	Export packing or negotiation
Trade Terms	FOB/CFR/CIF
Payment Terms	L/C T/T
Usage	Petroleum casing pipe/etroleum cracking pipe/gas cylinder tubes/highpressure boiler tubes/ high pressure chemical fertilizer pipe, ship tube
Delivery Time	7-30 days OR upon the negotation
Minimum Order Quantity	20/50/100 MT
Supply Ability	1000 Ton/Month
Inspection	Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength,Yield Strength, Elongation, Flaring, Flattening, Bending, Hardness, Impact Test), Surface and Dimension Test,No-destructive Test, Hydrostatic Test.

Q:Can steel pipes be used for the construction of dams?: Yes, steel pipes can be used for the construction of dams. Steel pipes are strong, durable, and have a high load-bearing capacity, making them suitable for various applications in dam construction, such as for penstocks, spillways, and drainage systems. They can withstand the pressure and weight exerted by water and are resistant to corrosion, which is crucial for the long-term stability and integrity of dams. Additionally, steel pipes can be easily fabricated and installed, making them a practical choice for dam construction projects.

Q:Are steel pipes resistant to fire?: Yes, steel pipes are generally highly resistant to fire due to their inherent fire-resistant properties.

Q:What is the maximum length of a steel pipe?: The maximum length of a steel pipe can vary depending on several factors such as the manufacturing process, transportation limitations, and structural requirements. However, in general, steel pipes can be manufactured in lengths up to 80 feet or more.

Q:What are the uses of welded steel pipes?: The spiral submerged arc welded pipe (SY5036-83) for the delivery of pressurized fluid is made of hot rolled steel strips for tube billets, often spirally formed, welded by double submerged arc welding and used for the transmission of pressurized fluid. The steel pipe has strong pressure bearing ability and good welding performance. After a rigorous scientific examination and test, it can be used safely. The utility model has the advantages of large caliber of the steel pipe, high transmission efficiency, and investment in laying pipelines. Mainly used in the transportation of petroleum and natural gas pipelines.

Q:How are steel pipes used in the telecommunications infrastructure industry?: Steel pipes are commonly used in the telecommunications infrastructure industry for various purposes such as supporting overhead cables, protecting underground cables, and providing structural stability to transmission towers and equipment.

Q:What is the difference between seamless steel pipes and seamless alloy steel pipes?: The main difference between seamless steel pipes and seamless alloy steel pipes lies in their composition. Seamless steel pipes are made from carbon steel, while seamless alloy steel pipes are made from various alloying elements such as chromium, molybdenum, and nickel, among others. This difference in composition gives seamless alloy steel pipes enhanced properties such as increased strength, corrosion resistance, and temperature resistance, making them suitable for more demanding applications in industries like oil and gas, aerospace, and power generation.

Q:Are steel pipes suitable for use in acidic environments?: Yes, steel pipes are generally suitable for use in acidic environments. However, the specific grade of steel and the concentration of the acid should be considered to ensure proper corrosion resistance. Coating or lining the pipes with materials such as epoxy or rubber can also enhance their resistance to acidic conditions.

Q:How seamless steel tube is formed?: Hot drawing or cold drawing. The so-called cold is the billet from the thick wall tube is not heated, oil lubrication, with a steel sleeve inside, gradually elongated. Hot drawing is to make the billet tube red, do such work, generally thick wall applicable.

Q:What are the standard specifications for steel pipes?: The standard specifications for steel pipes vary depending on the specific application and industry requirements. However, some common standard specifications for steel pipes include dimensions, material composition, strength, and testing procedures. These standards are set by organizations such as the American Society for Testing and Materials (ASTM), the International Organization for Standardization (ISO), and other national or international bodies. It is important to consult the appropriate standard specifications for specific project needs.

Q:How do steel pipes compare to ductile iron pipes?: Steel pipes and ductile iron pipes are utilized in various applications, but they possess distinct differences in terms of their properties and advantages. 1. Strength and Durability: Steel pipes exhibit greater strength and durability compared to ductile iron pipes. Steel possesses a higher tensile strength, making it less susceptible to cracking or breaking under pressure or external forces. Conversely, ductile iron possesses a lower tensile strength but boasts better impact resistance than steel. 2. Corrosion Resistance: Steel pipes are susceptible to corrosion, especially when exposed to moisture or chemicals. Nevertheless, protective measures such as applying coatings or employing corrosion-resistant alloys can safeguard against this. Ductile iron pipes, while inherently more corrosion-resistant than regular cast iron, may still necessitate external protection to prevent rusting and degradation. 3. Flexibility: Ductile iron pipes offer greater flexibility than steel pipes. They can endure certain degrees of bending and deflection without fracturing, making them suitable for applications where ground movement or shifting may occur. Conversely, steel pipes are less flexible and more rigid, rendering them better suited for straight runs or applications with minimal movement. 4. Cost: Generally, ductile iron pipes are more cost-effective than steel pipes. The manufacturing process for ductile iron is easier and cheaper, resulting in lower production costs. However, steel pipes may possess a longer lifespan, requiring fewer replacements over time, thereby offsetting the initial cost difference. 5. Installation: Steel pipes are lighter and easier to handle during installation compared to ductile iron pipes, which can be heavy and bulky. The lighter weight of steel pipes can reduce labor and transportation costs. Moreover, steel pipes can be welded, allowing for more flexible installation options, while ductile iron pipes are typically joined using mechanical couplings or flanged connections. In conclusion, steel pipes offer superior strength and durability, while ductile iron pipes provide better flexibility and cost-effectiveness. The selection between the two depends on the specific requirements of the application, including factors such as corrosion resistance, expected loads, installation conditions, and budget constraints.

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