Galvanized Seamless Pipe Stock

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: 20000ton m.t./month

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Galvanized Seamless Pipe Stock

1.COMMODITY NAME	ASTM A53GR B Carbon Seamless Steel Pipe
2.STANDARD	ASTM A106,ASTM A53,API 5L,ASTM A179 BS1387 GB/T8162-2008,GB/T8163-2008 A335
3.MATERIAL	GR.B,10#,20#,45#,16Mn,ST42-ST52
4.OUTER DIAMETER	13.7-610MM
5.WALL THICKNESS	2.34-30MM
6.LENGTH	5.8-11.8M
7.DELIVERY TIME	20-30 DAYS AFTER SIGNING THE CONTRACT OR AS CUSTOMER' DEMAND
8.BOTH OF ENDS	PLAIN ENDS OR BEVELED ENDS,PROTECTING CAPS
9.PAKCING	IN BUNDLES TIED WITH STEEL STRIPS
10.APPLICATION	A.CARRYING GAS,WATER OR OIL IN THE INDUSTRIES OF PETROLEUM AND NATURAL GAS B.FOR REFINERY,HEAT-EXCHANGING PIPE OR PIPELINE C.FOR HIGH-PRESSURE BOILER D.BUILDING-SHIP AND OVER-HEATE
11.THE THIRD PARTY INSPECTION	SGS, BV OR AS CUSTOMER'S DEMAND
12.PROCESS TECHLONOGY	COLD-DRAWN,HOT-EXPANDED,HOT-ROLLED
13.CERTIFICATE	API 5L,API 5CT,ISO

We have a batch of galvanized seamless pipe stock,if you need short dilivery time and good quality steel pipe,welcome contact with us .
Detail information as below:
The galvanized seamless pipe standard is ASTM A53.

Description	size(inch)	QTY	UNIT	OD(MM)	WT(MM)	STANDARD	MIN Galvanized Wall thickness	LENGTH(M/PC)
PIPE, SMLS, BE, CS ASTM A53 GR.B GALV. ASME-B36.10M,	3" STD	60.0	M	88.9	5.49	ASTM A53	90 um	6M/PC
PIPE, SMLS, BE, CS ASTM A53 GR.B GALV. ASME-B36.10M,	4" STD	660.0	M	114.3	6.02	ASTM A53	90 um	6M/PC
PIPE, SMLS, BE, CS ASTM A53 GR.B GALV. ASME-B36.10M,	6" STD	468.0	M	168.3	7.11	ASTM A53	90 um	6M/PC
PIPE, SMLS, BE, CS ASTM A53 GR.B GALV. ASME-B36.10M,	8" STD	132.0	M	219	8.18	ASTM A53	90 um	6M/PC
PIPE, SMLS, BE, CS ASTM A53 GR.B GALV. ASME-B36.10M,	10" STD	264.0	M	273	9.27	ASTM A53	90 um	12M/PC
PIPE, SMLS, BE, CS ASTM A53 GR.B GALV. ASME-B36.10M,	12" STD	1332.0	M	323.8	9.53	ASTM A53	90 um	12M/PC
PIPE, SMLS, MNPT, CS ASTM A53 GR.B GALV., ASME-B36.10M	2" XS	6.0	M	60.3	5.54	ASTM A53	90 um	6M/PC
PIPE, SMLS, MNPT, CS ASTM A53 GR.B GALV. ASME-B36.10M,	3/4" XS	6.0	M	26.7	3.91	ASTM A53	90 um	6M/PC
PIPE, SMLS, MNPT, CS ASTM A53 GR.B GALV. ASME-B36.10M,	1" XS	18.0	M	33.4	4.55	ASTM A53	90 um	6M/PC
PIPE, SMLS, MNPT, CS ASTM A53 GR.B GALV. ASME-B36.10M,	1-1/2" XS	6.0	M	48.3	5.08	ASTM A53	90 um	6M/PC
PIPE, SMLS, MNPT, CS ASTM A53 GR.B GALV. ASME-B36.10M,	2" XS	6.0	M	60.3	5.54	ASTM A53	90 um	6M/PC

Note:
1.Packing:BEVEL END WITH PLASTIC CAP,BUNDLING.
2.DeliveryTime:Delivery seamless pipe to tianjin seaport Within 3days after get the deposit.

Galvanized Seamless Pipe Stock

Q:Can steel pipes be used for offshore oil and gas platforms?: Yes, steel pipes can be used for offshore oil and gas platforms. Steel pipes are commonly used in offshore oil and gas platforms due to their durability, strength, and resistance to harsh marine environments. These pipes are typically made of high-grade steel alloys that can withstand the extreme pressures and temperatures associated with offshore drilling and production activities. Furthermore, steel pipes are versatile and can be easily welded, allowing for the construction of complex pipeline networks on offshore platforms. Additionally, steel pipes can be coated with protective coatings such as epoxy or anti-corrosion coatings to enhance their resistance to corrosion and extend their lifespan in the offshore environment. Overall, steel pipes are a reliable and widely used choice for transporting oil and gas on offshore platforms.

Q:What are the different types of steel pipe joints for underwater applications?: Some different types of steel pipe joints for underwater applications include flanged joints, welded joints, and mechanical joints. Flanged joints involve connecting pipes by bolting together flanges at the ends. Welded joints are created by fusing the ends of pipes together using heat and pressure. Mechanical joints use couplings or connectors to join pipes together, typically with rubber seals to ensure a watertight connection.

Q:How do you calculate the pipe pressure loss coefficient for steel pipes?: To calculate the pipe pressure loss coefficient for steel pipes, you can use the Darcy-Weisbach equation, which is a widely accepted method for determining the pressure loss in pipes due to friction. The equation is as follows: ΔP = f × (L/D) × (V^2/2g) Where: - ΔP is the pressure loss (in units of pressure, such as psi or Pa) - f is the Darcy friction factor (dimensionless) - L is the length of the pipe (in units of length, such as feet or meters) - D is the diameter of the pipe (in units of length, such as feet or meters) - V is the velocity of the fluid flowing through the pipe (in units of velocity, such as ft/s or m/s) - g is the acceleration due to gravity (in units of acceleration, such as ft/s² or m/s²) The Darcy friction factor (f) is a dimensionless parameter that represents the amount of frictional resistance in the pipe. For steel pipes, the friction factor can be determined using the Moody diagram, which is a graphical representation of the relationship between the Reynolds number (Re) and the friction factor (f) for different pipe roughness. To calculate the pressure loss coefficient, you need to find the value of the friction factor (f) based on the Reynolds number (Re) and the relative roughness of the steel pipe (ε/D). The Reynolds number is given by: Re = (ρ × V × D) / μ Where: - ρ is the density of the fluid (in units of mass per unit volume, such as lb/ft³ or kg/m³) - V is the velocity of the fluid (in units of velocity, such as ft/s or m/s) - D is the diameter of the pipe (in units of length, such as feet or meters) - μ is the dynamic viscosity of the fluid (in units of force per unit area per unit time, such as lb/ft·s or kg/m·s) Once you have the Reynolds number (Re) and the relative roughness (ε/D), you can use the Moody diagram to find the corresponding friction factor (f). The pressure loss coefficient (K) can then be calculated as: K = f × (L/D) Where: - L is the length of the pipe (in units of length, such as feet or meters) - D is the diameter of the pipe (in units of length, such as feet or meters) By using the Darcy-Weisbach equation and the Moody diagram, you can accurately calculate the pressure loss coefficient for steel pipes, which is essential for designing and analyzing fluid flow systems.

Q:How are steel pipes used in transportation?: Steel pipes are commonly used in transportation for various purposes such as the construction of pipelines for oil, gas, and water transportation. They are also used for structural support in bridges, tunnels, and railway tracks. Additionally, steel pipes are utilized in the manufacturing of vehicles, including exhaust systems, chassis, and frames, ensuring durability and reliability in transportation infrastructure.

Q:How are steel pipes used in the construction of railways?: Steel pipes are used in the construction of railways for various purposes, including the installation of track support structures, drainage systems, and signaling equipment. They provide strength and durability, ensuring the stability and longevity of railway tracks, while also facilitating the efficient flow of water and the installation of crucial communication and signaling components.

Q:Can the KBG25 steel tube hold 4 six types of cables?: Over five types of cables, the outer cross section is about 24 square millimeters, over six types of network cable for the outer cross section of about 35 square millimeters, so 35*4/490=28.57%, far more than 20%. Therefore, according to the norm, only 3 super six categories can be worn. If the distance is short and the joint is not enough, it can be laid like this, but it does not conform to the construction standard

Q:How do steel pipes handle seismic expansion joints?: Steel pipes handle seismic expansion joints by allowing for movement and flexibility. These pipes are designed to withstand the forces caused by seismic activity, such as earthquakes, by accommodating expansion and contraction without causing damage to the overall structure. The joints in steel pipes are often equipped with specialized components, such as bellows or flexible couplings, that can absorb the movement and prevent excessive stress on the pipeline. This ensures the integrity and safety of the pipeline system during seismic events.

Q:What are the thermal properties of steel pipes?: Steel pipes have excellent thermal properties. They have a high thermal conductivity, which means they can efficiently transfer heat. Additionally, steel pipes have a high melting point, making them suitable for handling high temperatures without any significant deformation or damage.

Q:How are steel pipes connected to other plumbing components?: Steel pipes are commonly connected to other plumbing components through various methods, depending on the specific application and requirements. The most common methods of connecting steel pipes to other plumbing components include threading, welding, and using mechanical fittings. Threading is a process where the ends of the steel pipes are cut and grooves are created on the outer surface to form a threaded connection. This allows the pipes to be screwed into fittings such as elbows, tees, or couplings. Threaded connections are often used in smaller diameter pipes and low-pressure applications. Welding is another commonly used method to connect steel pipes. It involves heating the ends of the pipes and joining them together by melting the metal at the point of contact. This creates a strong and permanent connection. Welded connections are often used in larger diameter pipes and high-pressure applications. Mechanical fittings are another popular option for connecting steel pipes. These fittings are designed to be easily installed without the need for welding or threading. They typically consist of two parts – a compression ring and a nut. The compression ring is placed over the pipe, and the nut is tightened, compressing the ring onto the pipe and creating a secure connection. Mechanical fittings are commonly used in both residential and commercial plumbing systems. In addition to these methods, other connection techniques such as flanges, grooved couplings, and soldering can also be used to connect steel pipes to other plumbing components, depending on the specific needs of the system. Overall, the method used to connect steel pipes to other plumbing components depends on factors such as the size of the pipes, the pressure of the system, the type of fluid being transported, and the specific requirements of the project. It is important to choose the appropriate method and ensure that the connections are properly installed to ensure the integrity and efficiency of the plumbing system.

Q:What is the impact toughness of steel pipes?: The ability of steel pipes to withstand sudden or high-velocity impacts without fracturing or breaking is referred to as their impact toughness. This property measures the material's resistance to cracking when subjected to dynamic loading conditions. The impact toughness of steel pipes is highly significant as it determines their capacity to endure accidental impacts or external forces during transportation, installation, and operation. To evaluate the impact toughness of steel pipes, standardized tests such as the Charpy V-notch test or the Izod test are commonly utilized. These tests involve striking a notched sample of the steel pipe with a pendulum or a falling weight and measuring the amount of energy absorbed by the material until it fractures. The impact toughness is then calculated based on this energy absorption. A high impact toughness is desirable in steel pipes as it signifies a greater ability to absorb energy and resist fracture, making them more resilient to sudden impacts or loading conditions. This characteristic is particularly crucial in applications where steel pipes are exposed to high-stress environments, such as in oil and gas pipelines, automotive components, or structural applications. Several factors can influence the impact toughness of steel pipes, including their chemical composition, heat treatment, and microstructure. For instance, alloying elements like manganese, chromium, and nickel can enhance the impact toughness by promoting the formation of fine-grained microstructures and preventing crack propagation. Similarly, appropriate heat treatment processes like quenching and tempering can optimize the material's microstructure and mechanical properties, thereby improving its impact toughness. In conclusion, the impact toughness of steel pipes is a vital property that determines their ability to withstand sudden or high-velocity impacts. It is evaluated through standardized tests and can be influenced by factors such as chemical composition, heat treatment, and microstructure. A high impact toughness is desirable in steel pipes to ensure their structural integrity and resistance to fracture when subjected to dynamic loading conditions.

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