Cold Drawn Carbon Steel Seamless Pipe Cr9Mo CNBM

Cold Drawn Carbon Steel Seamless Pipe Cr9Mo CNBM System 1

Cold Drawn Carbon Steel Seamless Pipe Cr9Mo CNBM System 2

Cold Drawn Carbon Steel Seamless Pipe Cr9Mo CNBM

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Loading Port:: Qingdao

Payment Terms:: TT OR LC

Min Order Qty:: 10 pc

Supply Capability:: 30 pc/month

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Quick Details

Thickness:	1.2 - 20 mm	Section Shape:	Round	Outer Diameter:	12.7 - 168 mm
		Secondary Or Not:	Non-secondary	Application:	Boiler Pipe
Technique:	Cold Drawn	Certification:	PED	Surface Treatment:	oil coating
Special Pipe:	Thick Wall Pipe	Alloy Or Not:	Is Alloy	ASTM A213:	T2,T5,T9,T11,T12,T22,T23,T91,T91
ASTM A335:	P1,P2,P5,P9,P11,P12,P22,P23,P91,P92	DIN17175:	15Mo3,10CrMo910,12CrMo195,13CrMo44	Grade:	12Cr1MoV,Cr5Mo,Cr9Mo,12Cr1MoVG,Cr5MoG,A335 P11,A335 P5,A335 P9,A335 P1,A213,A192,A210,A335 P12,A335 P23,St35.8,Cr-Mo alloy,A53-A369,ST35-ST52
Standard:	BS 3059-2,DIN EN 10216-1-2004,DIN 17175,ASTM A213-2001,ANSI A210-1996,ASTM A179-1990,BS,DIN,ASTM

Packaging & Delivery

Packaging Detail:	Seaworthy export packing
Delivery Detail:	45 Days

Specifications

Standard:ASTM A179,DIN17175
Material:SA179,ST35.8
Size:12*1.2-168*20
Manufacture:cold drawn
Heat treating: normalized

Product Description

Commodity: cold drawn carbon steel seamless pipe

Standard&material: ASTM A213 T2,T5,T9,T11,T12,T22,T23,T91,T92, ASTM A335 P1,P2,P5,P9,P11,P12,P22,P23,P91,P92, DIN17175 15Mo3,10CrMo910,12CrMo195,13CrMo44, and equivalent standard and material.

Size range: 12mm*1.2mm - 168mm*20mm

Manufacture method: cold rolled, cold drawn

Delivery condition: Normalized, Normalized and Tempered.

Mill test certificate as per EN10204 3.1B is available.

Third party inspection is acceptable.

Tubes will be ECT+UT.

Packaging & Shipping

Packing: tubes will be packed in bundles tied with steel strips.

Oil coating,varnish,or black painting to be confirmed.

End plastic caps to be confirmed.

External packing by knit bags.

Marking: to be confirmed.

Q: What is the difference between carbon steel pipes and stainless steel pipes?: The main difference between carbon steel pipes and stainless steel pipes lies in their composition and properties. Carbon steel pipes are primarily made of iron and carbon, with small amounts of other elements. They are less expensive, have higher tensile strength, and are suitable for transporting fluids and gases in various industries. On the other hand, stainless steel pipes contain iron, chromium, and other alloying elements. They are more expensive, have higher corrosion resistance, and are commonly used in applications where hygiene, durability, and aesthetic appeal are essential, such as in the food, pharmaceutical, and architectural industries.

Q: Can steel pipes be used for underground stormwater systems?: Yes, steel pipes can be used for underground stormwater systems. Steel pipes are known for their durability and strength, making them suitable for withstanding the pressure and weight of underground stormwater systems. Additionally, steel pipes have a high resistance to corrosion, which is important when dealing with stormwater that may contain various contaminants. However, it is important to properly coat and protect the steel pipes to prevent any potential corrosion or damage over time. Regular maintenance and inspections should also be carried out to ensure the integrity of the steel pipes and the overall performance of the underground stormwater system.

Q: Are steel pipes suitable for use in coastal areas?: Yes, steel pipes are suitable for use in coastal areas. Steel is highly durable and resistant to corrosion, making it an ideal choice for withstanding the harsh conditions typically found in coastal environments, such as saltwater, high humidity, and strong winds. Additionally, steel pipes offer excellent strength and stability, ensuring their longevity and reliability in coastal applications.

Q: How are steel pipes used in the construction of industrial facilities?: Steel pipes are commonly used in the construction of industrial facilities for various purposes such as transporting fluids, gases, and steam, as well as providing structural support and carrying electrical wiring. They are durable, resistant to corrosion, and can withstand high pressure and temperature, making them ideal for industrial settings.

Q: What are the different methods of pipe bending for steel pipes?: There are several methods of pipe bending for steel pipes, each with its own advantages and limitations. 1. Manual Pipe Bending: This method involves using hand tools or a manual pipe bender to bend the steel pipe. It is suitable for small-scale projects or when only a few bends are required. However, it requires skill and precision to ensure accurate and consistent bends. 2. Rotary Draw Bending: This method utilizes a mandrel, clamp die, and a bending die to bend the pipe around a stationary bend die. The mandrel helps to maintain the shape and prevent wrinkling or collapsing of the pipe during the bending process. Rotary draw bending is commonly used for producing tight-radius bends with high accuracy and repeatability. 3. Induction Pipe Bending: In this method, an induction coil is used to heat a specific area of the steel pipe, making it more malleable for bending. Once the desired temperature is reached, the pipe is bent using hydraulic or mechanical force. Induction bending is suitable for large-diameter pipes or when multiple bends are required in a single pipe. 4. Roll Bending: Also known as pyramid rolling, this method involves passing the steel pipe through three adjustable rolls that gradually bend the pipe into the desired shape. Roll bending is suitable for producing large-radius bends and is commonly used in the construction of spiral staircases, handrails, and structural applications. 5. Hot Bending: This method involves heating the steel pipe to high temperatures, typically using a furnace, to facilitate bending. Hot bending allows for greater flexibility in shaping the pipe and is commonly used for large-diameter or thick-walled pipes. However, it requires specialized equipment and expertise to control the temperature and prevent distortion or damage to the pipe. It is important to consider factors such as the required bend radius, pipe diameter, wall thickness, and project specifications when selecting the appropriate method of pipe bending for steel pipes. Consulting with an experienced pipe bending professional or engineer can help determine the most suitable method for a specific application.

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: How do you calculate the pressure drop in a steel pipe?: To calculate the pressure drop in a steel pipe, you need to consider factors such as the pipe diameter, length, flow rate, and fluid properties. The pressure drop can be determined using various formulas, such as the Darcy-Weisbach equation or the Hazen-Williams equation, depending on the specific conditions and assumptions made. These equations take into account factors like pipe roughness, viscosity, and Reynolds number to determine the pressure drop across the pipe.

Q: What is the purpose of galvanizing steel pipes?: The purpose of galvanizing steel pipes is to provide them with a protective coating that helps prevent corrosion and extends their lifespan.

Q: What are the safety precautions for handling steel pipes?: Some safety precautions for handling steel pipes include wearing appropriate personal protective equipment such as gloves, safety glasses, and steel-toed boots. It is also important to use proper lifting techniques to prevent strain or injury, as steel pipes can be heavy. Additionally, ensuring a clear and organized workspace, as well as securing the pipes properly during transportation, can help prevent accidents or damage.

Q: Do steel pipes expand or contract with temperature changes?: Steel pipes expand when subjected to an increase in temperature and contract when exposed to a decrease in temperature. This phenomenon is a result of the thermal expansion and contraction properties of steel, which is a characteristic of most materials. When steel pipes are heated, the molecules within the metal gain energy and vibrate more vigorously, causing them to move apart and expand in size. Conversely, when the temperature of the steel pipes decreases, the molecules lose energy and move closer together, resulting in a contraction or shrinkage in size. It is important to consider these thermal expansion and contraction properties of steel pipes when designing and installing them, as failure to account for these changes may lead to structural damage, leaks, or other issues.

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