SPIRAL STEEL PIPE48‘‘50’‘ LARGE DIAMETER PIPE
- Ref Price:
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- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 3000 m.t./month
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Packaging & Delivery
Packaging Detail: | standard export packing or as customer's requirement |
Delivery Detail: | within 10 - 30 days |
Specifications
Spiral Welded Steel Pipes and Tubes
1.Material:Q195-Q235
2.Length:1-12m
3.WT:1.0-14mm
4.O.D.:20-273mm
Spiral Welded Steel Pipes and Tubes
Product Description:
1.Material : Q235,Q345,L245,L290,L360,L415,L450,L485,GrB,X42,46,X52,X56,X60,X65,X70,X80,X100
2,Standard: SY/T5037-2000,GB/T9711-2011,API Spec 5L PSL1/PSL2,ASTM A252\A53,ISO3183,DIN17172,EN10217,JIS G3457,AWWA C200,ASTM A139,ASTM A671,ASTM A672
3.Wall thickness: 3.0mm-30mm
4.Outer diameter: φ168mm-3020mm
5,Length: 5m-12m or as your requirement
6,Corrosion protection standard: DIN30670,DIN30671, AWWAC210, AWWA C203, SY/T0413-2002,SY/T0414-2002
7,Application: Oil, gas, natural gas, water pipe, thermal electricity pipe, steel structure engineering, etc
Q195-q345 Material Steel Pipe's Materials
Elements | Chemical Compsition% | Mechanical Property | ||||||
C% | Mn% | S% | P% | Si% | Yield Point (Mpa) | Tensile Strength(Mpa) | Elongation | |
Q195 | 0.06-0.12 | 0.25-0.50 | <0.050< span=""> | <0.045< span=""> | <0.030< span=""> | >195 | 315-430 | 32-33 |
Q215 | 0.09-0.15 | 0.25-0.55 | <0.05< span=""> | <0.045< span=""> | <0.030< span=""> | >215 | 335-450 | 26-31 |
Q235 | 0.12-0.20 | 0.30-0.70 | <0.045< span=""> | <0.045< span=""> | <0.030< span=""> | >235 | 375-500 | 24-26 |
Q345 | <0.20< span=""> | 1.0-1.6 | <0.040< span=""> | <0.040< span=""> | <0.55< span=""> | >345 | 470-630 | 21-22 |
- Q: What are the factors that affect the price of steel pipes?
- Some factors that can affect the price of steel pipes include the cost of raw materials, such as iron ore and other metals used in the production of steel, fluctuations in global steel demand and supply, transportation costs, market competition, and government regulations and tariffs. Other factors can include energy costs, labor costs, and the overall economic conditions of the countries involved in the steel industry.
- Q: What is the difference between steel pipes and PVC-U pipes?
- Steel pipes and PVC-U pipes differ in terms of their composition, strength, and suitability for different applications. Steel pipes are made from iron and carbon, making them strong and durable, capable of withstanding high pressure and extreme temperatures. They are commonly used for transporting liquids and gases in industries like oil, gas, and construction. On the other hand, PVC-U pipes are made from polyvinyl chloride, a plastic material. They are lightweight, easy to install, and resistant to corrosion and chemicals. PVC-U pipes are typically used for water supply, drainage systems, and irrigation.
- Q: What are the different methods of inspecting steel pipes for defects?
- There are several methods for inspecting steel pipes for defects, including visual inspection, ultrasonic testing, magnetic particle inspection, eddy current testing, and radiographic testing.
- Q: Why can't stainless steel be put together with carbon steel tube?
- 1, the potential difference is: potential "stainless steel tube" and the negative potential "carbon steel" coupled "stainless steel", "a cathode carbon steel tube" is anode potentials of the two difference the greater the galvanic corrosion is bigger.2. An electronic passage formed by wire connection or direct contact. The carbon in the carbon steel tube loses its electrons to the stainless steel tube and the surface is absorbed by the etchant.3. Electrolyte: the contact area of two metals is covered or submerged by electrolyte. The iron in the carbon tube loses electrons to form ions into the solution, and the electrons on the surface of the stainless steel tubes are taken away by the corrosive agents in the electrolyte (such as oxygen in the air). Electrolytes become ionic channels.
- Q: What are the common applications of steel pipes in construction?
- Steel pipes are commonly used in construction for various applications such as structural support, plumbing, water distribution, gas transportation, and HVAC systems. They provide strength, durability, and resistance to corrosion, making them an ideal choice for these purposes.
- Q: How do steel pipes perform in extreme weather conditions?
- Steel pipes are highly resilient and perform exceptionally well in extreme weather conditions. They have excellent resistance to corrosion, impact, and temperature variations, making them ideal for withstanding harsh environments such as extreme heat, cold, and heavy rainfall. Moreover, steel pipes are known for their durability and strength, ensuring that they can withstand the forces exerted by high winds, snow, and even seismic activities. Overall, steel pipes are a reliable choice for various applications in extreme weather conditions.
- Q: What are the dimensions of steel pipes?
- The dimensions of steel pipes can vary depending on the specific requirements and industry standards. However, steel pipes typically have standardized dimensions in terms of their outer diameter (OD), wall thickness, and length. The outer diameter of steel pipes can range from small sizes, such as ¼ inch (6.35 mm) or ⅛ inch (3.175 mm), to larger sizes like 48 inches (1219.2 mm) or even more for specialty applications. The wall thickness of steel pipes can also vary greatly, with options ranging from thin-walled pipes with a few millimeters of thickness to thick-walled pipes with several inches of thickness. In terms of length, steel pipes are typically produced in standard lengths of 20 feet (6.1 meters) or 40 feet (12.2 meters). However, custom lengths can also be manufactured based on specific project requirements. It is important to note that these dimensions are just general examples and may not cover all the possible variations in steel pipe sizes. Therefore, it is always recommended to consult relevant industry standards and specifications to determine the precise dimensions required for a particular application.
- Q: Seamless steel pipe and welded pipe what is the difference?
- Identification method: see the inside of the pipe, because the external, will deal with the welded pipe is inside a gap, you can see some, some, is not easy to see, you can slowly by hand touch, or see the specifications are relatively thin, welded pipe
- Q: What are the different types of valves used with steel pipes?
- There are several types of valves commonly used with steel pipes, including ball valves, gate valves, globe valves, check valves, and butterfly valves.
- Q: What are low-pressure carbon steel tubes?
- It's pressure levelThe design pressure (P) of pressure vessel is divided into four pressure levels: low voltage, medium pressure, high pressure and extra high pressure:(1) low voltage: Code L, 0.1MPa is less than or equal to p<1.6MPa(2) MP: Code M, 1.6MPa is less than or equal to p<10.0MPa(3) high voltage: Code H, 10.0MPa is less than or equal to p<100.0MPa(4) high voltage: Code U, P = 100.0MPa
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SPIRAL STEEL PIPE48‘‘50’‘ LARGE DIAMETER PIPE
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 3000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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