API SSAW LSAW CARBON STEEL PIPE LINE OIL GAS PIPE 24’'

Ref Price:

Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 5 m.t.

Supply Capability:: 3000 m.t./month

Inquire Now

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

You Might Also Like

Line Pipe

Seamless Carbon Steel Tubes

Hot-rolled seamless steel tubes for hydraulic pillar service

API 5L Seamless line Pipe J55

Seamless Steel Alloy Pipe with Factory Price

Square tube and rectangular tube for building structure

Seamless pipe API,GB,ASTM,ASME,DIN high quality

America Standard A53 Q215 150g Hot Dipped or Pre-galvanized Pipe

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 Material	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

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 thermal expansion for steel pipes?: In order to calculate the thermal expansion of steel pipes, one must take into account the material's coefficient of thermal expansion (CTE), the temperature fluctuation, and the pipe's length. The CTE represents the extent to which a material expands or contracts in response to temperature changes. For steel, the average CTE is typically approximately 12 x 10^-6 per degree Fahrenheit (or 6.5 x 10^-6 per degree Celsius). However, this value may vary depending on the specific grade of steel. Subsequently, the temperature change that the pipe will encounter must be determined. This can be the discrepancy between the operating temperature and the ambient temperature, or the temperature variation caused by the fluid or gas flowing through the pipe. Finally, the thermal expansion can be calculated using the following formula: Thermal Expansion = CTE x Length x Temperature Change Where: - CTE signifies the coefficient of thermal expansion - Length denotes the pipe's length - Temperature Change represents the temperature difference For instance, if a steel pipe has a length of 10 meters (32.8 feet) and experiences a temperature change of 100 degrees Celsius (180 degrees Fahrenheit), assuming a CTE of 12 x 10^-6 per degree Celsius, the thermal expansion would amount to: Thermal Expansion = 12 x 10^-6 x 10 x 100 = 0.012 meters (or 12 millimeters) This means that the pipe would expand by 12 millimeters due to the temperature alteration. It is important to note that this calculation provides an approximation of the thermal expansion. However, other factors such as pipe supports, restraints, and the specific application should also be taken into consideration to ensure the proper design and installation of the steel pipe system.

Q: Will the steel tube dance?: The steel tube dance tube has a rotating steel tube and a fixed steel tube, so that different types of steel pipe can be chosen according to the type of pipe dance performed by the dancer.

Q: Can steel pipes withstand high temperatures?: Yes, steel pipes can withstand high temperatures as they have a high melting point and excellent heat resistance properties, making them suitable for various industrial applications involving high temperature environments.

Q: How do you protect steel pipes from external damage?: To protect steel pipes from external damage, several measures can be taken. 1. Coating: Applying a protective coating on the surface of the steel pipes can help prevent external damage. Common coating options include epoxy, polyethylene, and fusion bonded epoxy (FBE) coatings. These coatings act as a barrier between the pipes and the surrounding environment, shielding them from corrosion, abrasion, and other external factors. 2. Cathodic Protection: This method involves using a sacrificial anode or impressed current to protect the steel pipes from corrosion. By connecting a less noble metal to the pipes, it attracts the corrosive elements, sacrificing itself instead of the pipes. This process helps extend the lifespan of the pipes and prevents external damage. 3. Wrapping and Taping: Wrapping the steel pipes with materials such as polyethylene or polypropylene tapes provides an extra layer of protection. These tapes act as a barrier against moisture, chemicals, and physical impact, safeguarding the pipes from external damage. Additionally, heat shrink sleeves can be used to provide insulation and protection against corrosion. 4. Underground Installation: Proper installation of steel pipes underground is crucial to protect them from external damage. This includes ensuring suitable trench depth, backfilling with appropriate materials, and avoiding excessive bending or stress on the pipes during installation. Proper bedding and padding techniques also contribute to the pipes' protection from external factors. 5. Regular Inspection and Maintenance: Periodic inspection and maintenance are essential to detect any signs of external damage early on. This can involve visual inspections, non-destructive testing, or even utilizing advanced technologies like pipeline integrity management systems. Timely repairs and maintenance can help prevent further damage and extend the lifespan of the steel pipes. Overall, protecting steel pipes from external damage requires a combination of preventative measures, proper installation techniques, and regular maintenance. By implementing these strategies, the pipes can be safeguarded against corrosion, abrasion, impact, and other factors that may compromise their integrity.

Q: How do you join steel pipes together?: Steel pipes can be joined together using various methods, including welding, threaded connections, flanges, and mechanical couplings. The most common method is welding, where the ends of the pipes are heated and fused together using a welding electrode. Threaded connections involve screwing the pipes together using male and female threads. Flanges are used for larger pipes and involve bolting two flanges together with a gasket in between. Mechanical couplings use compression or clamping mechanisms to connect pipes without the need for welding or threading.

Q: Which is cheaper, angle iron or steel pipe?: The model does not mean the size of the different edges and sizes of the same model. Therefore, the width, the edge and the thickness of the angle iron should be filled out in the contract and other documents, so as not to be indicated by the model alone. Standard Specification for hot-rolled equal angle iron is 2#-20#. The angle iron can be made up of different force components according to the different structure, and can also be used as the connecting piece between the components. Widely used in a variety of architectural and engineering structures, such as beams, bridges, towers, hoisting and conveying machinery, ships, industrial furnace, reaction tower, container frame and warehouse.

Q: How are steel pipes used in the construction of underground utilities?: Steel pipes are commonly used in the construction of underground utilities due to their strength, durability, and resistance to corrosion. These pipes are typically used for water and gas distribution systems, as well as for sewer and drainage systems. The steel pipes are laid underground, serving as reliable conduits for the transportation of essential utilities to homes, businesses, and other structures.

Q: What is the abrasion resistance of steel pipes?: The abrasion resistance of steel pipes is relatively high. Steel is known for its strength and durability, making it resistant to wear and tear caused by friction and impact. This characteristic makes steel pipes an excellent choice for industries and applications where abrasion is a common concern, such as mining, oil and gas, and transportation of abrasive materials. Additionally, steel pipes can be further enhanced with coatings or linings to provide even greater abrasion resistance, depending on the specific requirements of the application. Overall, steel pipes offer a reliable and long-lasting solution for handling abrasive substances and environments.

Q: What are the different types of steel pipe elbows?: There are several different types of steel pipe elbows, including 45-degree elbows, 90-degree elbows, and 180-degree elbows. These elbows are used to change the direction of the flow in a piping system and are available in various sizes and materials to suit different applications and requirements.

Q: What are the different types of steel pipe coatings for corrosion protection?: There are several types of steel pipe coatings used for corrosion protection, including epoxy coatings, polyethylene coatings, zinc coatings, and coal tar coatings. Each coating offers different levels of protection and is chosen based on the specific application and environmental conditions.

Send your message to us

*Email

*TEL

*Quantity

*Unit