38'' CARBON STEEL LSAW WELDED PIPE API/ASTM/JIS/DIN
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t
- Supply Capability:
- 300 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
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 |
Packaging & Delivery
Packaging Detail: | Normal exporting packing,in container or bulk vessel or as per clients' request |
Delivery Detail: | 2 months after confimed contract |
Specifications
Large Diameter API 5L X70 PSL2 LSAW Steel Pipe
Grade: X42, X46, X50, X52, X60, B, C
OD: 1.5"-28"
WT: SCH10-SCH160
Brand:TPCO
Large Diameter API 5L X70 PSL2 LSAW Steel Pipe
Specifications:
u Standard: API 5L
u Grade: B, C, X42, X46, X50, X52, X56, X60, X65, X70, X80
u OD: 1.5"-28"
u WT: SCH10-SCH160
u Length: 5-12m
u Ends Finish: plain end, bevel end, grooved end
u Surface Treatment: bare, black varnished, oiled finish, red color, anti-corrosion, 3PE, FBE or epoxy coating
u Technique: hot rolled or cold drawn
u Application: api 5l steel pipe for conveying oil, water, gas
u Invoicing: based on theoretical weight or actual weight
u Payment Terms: L/C at sight, T/T or Western Union
u Trade Terms: FOB, CFR, CIF
u Certification: ABS manufacturing assessment, ABS design assessment, API 5CT, API 5L, DNV manufacturer certificate, ISO9001 quality management system certificate, ISO14001 environment management system certificate, GB/T28001 occupational health and safety management system certificate, A1 class manufacturing license of special equipment certificate, CCS, GL, LR, SGS, TüV, PDE
- Q: How do you calculate the pipe volume for steel pipes?
- To calculate the pipe volume for steel pipes, you can use the formula V = πr^2h, where V represents volume, π is a mathematical constant (approximately 3.14159), r is the radius of the pipe, and h is the height or length of the pipe.
- Q: Can steel pipes be used for chemical refineries?
- Chemical refineries can utilize steel pipes for their operations. Steel pipes are frequently employed in chemical refineries because of their exceptional strength, long-lasting nature, and resistance to corrosion. Given the harsh conditions present in a chemical refinery, including exposure to corrosive chemicals and extreme temperatures, it is necessary to employ materials that can endure such circumstances. Steel pipes possess the capability to withstand these challenges and are often preferred for their ability to securely and efficiently transport diverse fluids and gases. Furthermore, the weldability of steel pipes permits easy installation and maintenance within intricate refinery systems. All in all, steel pipes are a fitting choice for chemical refineries due to their durability, ability to resist corrosion, and compatibility with the demanding conditions encountered in this industry.
- Q: How do you calculate the pipe thermal expansion for steel pipes?
- To calculate the pipe thermal expansion for steel pipes, you need to consider the coefficient of thermal expansion (CTE) of the material, the temperature change, and the length of the pipe. The CTE is a measure of how much a material expands or contracts with temperature changes. For steel, the average CTE is typically around 12 x 10^-6 per degree Fahrenheit (or 6.5 x 10^-6 per degree Celsius). However, this value can vary depending on the specific grade of steel. Next, determine the temperature change that the pipe will experience. This can be the difference between the operating temperature and the ambient temperature, or the change in temperature due to the fluid or gas flowing through the pipe. Finally, calculate the thermal expansion using the formula: Thermal Expansion = CTE x Length x Temperature Change Where: - CTE is the coefficient of thermal expansion - Length is the length of the pipe - Temperature Change is the difference in temperature For example, if you have a steel pipe with a length of 10 meters (32.8 feet) and a temperature change of 100 degrees Celsius (180 degrees Fahrenheit), and assuming a CTE of 12 x 10^-6 per degree Celsius, the thermal expansion would be: Thermal Expansion = 12 x 10^-6 x 10 x 100 = 0.012 meters (or 12 millimeters) This means the pipe would expand by 12 millimeters due to the temperature change. It's important to note that this calculation provides an estimate of the thermal expansion, but other factors such as pipe supports, restraints, and the specific application should also be considered to ensure the proper design and installation of the steel pipe system.
- Q: How do steel pipes handle high-pressure applications?
- Steel pipes are able to handle high-pressure applications due to their inherent strength and durability. They have a high tensile strength and are resistant to deformation under extreme pressure. Additionally, the seamless construction of steel pipes ensures that there are no weak points or joints that can compromise their ability to handle high pressures.
- Q: What are the different types of steel pipe fittings?
- There are several types of steel pipe fittings, including elbows, tees, couplings, unions, reducers, caps, plugs, and crosses.
- Q: How are steel pipes tested for leakage?
- Steel pipes are tested for leakage using various methods, including hydrostatic testing, pneumatic testing, and ultrasonic testing. Hydrostatic testing involves filling the pipe with water or another liquid and subjecting it to high pressure to check for any leaks. Pneumatic testing, on the other hand, involves pressurizing the pipe with air or gas to detect any leakage. Ultrasonic testing utilizes sound waves to identify any defects or leaks in the pipe by measuring the time it takes for the sound waves to bounce back. These testing methods ensure that steel pipes meet the required standards and are free from any leakage.
- Q: Galvanized steel pipe DN100 and SC100
- DN is the meaning of "bore", also expressed in water supply and drainageSC is welded steel pipe, generally GB tube, that is, thick walled steel pipe, look at the design requirementsMT refers to the wire tube, usually thin-walled tube, there are KBG and JDG
- Q: Can steel pipes be used for petrochemical plants?
- Yes, steel pipes can be used for petrochemical plants. Steel pipes are commonly used in petrochemical plants due to their high strength, durability, and resistance to corrosion. They can handle high-pressure and high-temperature applications, making them suitable for transporting various chemicals and gases in petrochemical processes.
- Q: How are steel pipes used in the manufacturing of solar power systems?
- Steel pipes are used in the manufacturing of solar power systems primarily for structural support and to house electrical wiring. They provide a sturdy framework for mounting solar panels, ensuring stability and durability. Additionally, steel pipes are utilized for underground wiring installations, protecting the electrical connections within the solar power system.
- Q: What's wrong with the 3PP anticorrosive steel tube?
- At present, mainly foreign related products come out, for some countries with relatively high ambient temperature, and PP than PE to hard, so as to avoid scratching coating.
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38'' CARBON STEEL LSAW WELDED PIPE API/ASTM/JIS/DIN
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t
- Supply Capability:
- 300 m.t/month
OKorder Service Pledge
OKorder Financial Service
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