Seamless Pipe with High Quality

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Specifications

1. OD 21MM-1066MM, WT 2MM-60MM
2. certificate: ISO, API
3. Strength: large diameter thick wall seamless pipe
4. BE, PE.

Carbon Steel Seamless Pipes
OD	21.3mm-1066.8mm(1/2”-42”)
WT	2mm-60mm
Length	Random Length: 3.5m-12m, or fixed length 5.8m or as the customer’s requirement.
Standard	ASTM A53, ASTM A106, API 5L, DIN 17175, GOST8731/8732, G3457/G3452 etc.
Material	Q235B, 10#,20#,45#, 16Mn, 15MnV. A53B, A106B, API5L B, A192, A179C, A213-T12, A213-T22, A335-P1, A335-P2, A333 ST37, ST33, ST37-2, ST35.8 ST42 etc.
Certificate	API certificate and ISO certificate.
Surface	Rust remove, black painting, antirust oil, varnish, 3PE, hot-dip galvanized etc.
Package	By bundles, plastic caps or steel caps, woven, wooden cases or as requirement.
Capability	6000tons/month.
End	BE/PE.
Advantage	Big diameter and thick wall pipes. Best price with good quality. The partner you can trust. Good service and very patient.

Seamless steel pipe
Alloy pipe	Cr5Mo(P5, STFA25, T5) 15CrMo(P11, P12, STFA22) 13CrMo44 12Cr1MoV P22 (10CrMo 910) T91, P91, P9, T9 Wb36	GB5310-95 GB9948-88 ASTM335/A335M ASTM213/213M DIN17175-79 JISG3467-88 JISG3458-88	*16-8242-100**	The seamless steel pipe features resistance to high pressure, high/low temperature and corrosion and is used in the industries of petroleum, chemical engineering and electric power as well as boiler
High-pressure boiler pipe	20G, A106, ST45.8/	GB5310-95 ASTMA106-99 DIN17175-79	*14-6302-80**	Temperature-resistant seamless steel pipe for high-pressure boiler
High-pressure seamless pipe for petroleum cracking and fertilizer making equipments	20, 12CrMo, 15CrMo	GB9948-88	*10-5301.5-36**	Boiler price for refinery, heat-exchanging pipe, seamless steel pipe for pipeline
	20, 16Mn, Q345	GB6479-2000	*18-5303-40**	Fertilizer making equipment and pipe line
Low and medium pressure boiler pipes	10, 20	GB3087-1999	*10-5302-40**	Over-heat pipe for low and medium-pressure boiler, boiling water pipe, locomotive smoke pipe(big and small)
Fluid pipe	20, Q345	GB/T8163-1999	*8-6301.0-40**
Structural pipe	10,20,35,45, 16Mn, Q345B	GB/T8162-1999	*6-10201.5-100**
Line pipe	Grade B	API	*60-6301.5-40**	Carrying gas, water or oil in the industries of petroleum and natural gas
Hydraulic prop pipe	27SiMn	GB/T17396-1998	*70-3779-40**
Ship pipe	410	GB/T5312-1999	*14-4261.5-45**	Pipes for ship, boiler and over-heater

FAQ of Seamless Pipe:

①How is the quality of your products?
Our products are manufactured strictly according to national and internaional standard, and we take a test on every pipe before delivered out. If you want see our quality certifications and all kinds of testing report, please just ask us for it.
Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.

②How about price?
Yes, we are factory and be able to give you lowest price below market one, and we have a policy that “ for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity”,if you like bargain and factory price is not low enough as you think, just don’t waste your time.Please trust the quotation we would give you, it is professional one.

③Why should you chose us?
Chose happens because of quality, then price, We can give you both.Additionally, we can also offer professional products inquiry, products knowledge train(for agents), smooth goods delivery, exellent customer solution proposals.Our service formula: good quality+good price+good service=customer’s trust
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.

‍‍Seamless Pipe Images：

Seamless Pipe with High Quality

Q:What is the maximum allowable stress for steel pipes?: The maximum allowable stress for steel pipes depends on various factors such as the grade of steel, diameter, wall thickness, and the intended application. It is typically determined by industry standards and codes, such as the American Society of Mechanical Engineers (ASME) Boiler and Pressure Vessel Code. Therefore, there is no one-size-fits-all answer to this question.

Q:Can steel pipes be used for fire protection systems?: Yes, steel pipes can be used for fire protection systems. Steel pipes are commonly used in fire sprinkler systems due to their durability, strength, and resistance to high temperatures. They are capable of withstanding the heat and pressure generated during a fire, making them suitable for fire protection applications. Additionally, steel pipes can be easily connected and installed, ensuring efficient and reliable fire suppression in buildings.

Q:What is the flexibility of steel pipes?: Steel pipes are known for their exceptional flexibility, making them highly versatile and suitable for a wide range of applications. The flexibility of steel pipes refers to their ability to bend and withstand various forms of stress without breaking or deforming. This flexibility is primarily due to the inherent properties of steel, such as its high tensile strength and ductility. Steel pipes can be bent and formed into different shapes without compromising their structural integrity. This allows for easier installation and routing around obstacles, making them more adaptable for complex plumbing or piping systems. Additionally, the flexibility of steel pipes enables them to withstand external forces, such as ground movements or temperature fluctuations, without experiencing significant damage. The flexibility of steel pipes also makes them suitable for applications that require dynamic movement or expansion. For instance, in oil and gas pipelines or in heating and cooling systems, where temperature variations can cause expansion and contraction, steel pipes are able to accommodate these changes without causing leaks or failures. Furthermore, the flexibility of steel pipes contributes to their durability and longevity. The ability to withstand bending and stress helps prevent the formation of cracks or fractures that can lead to leaks or structural failures. This characteristic makes steel pipes a reliable choice for demanding environments, including high-pressure systems or corrosive conditions. In summary, the flexibility of steel pipes is a crucial attribute that allows for easy installation, adaptability to various conditions, and long-term reliability. With their exceptional flexibility, steel pipes are widely preferred in numerous industries and applications where strength, durability, and versatility are essential.

Q:How are steel pipes used in transportation?: Steel pipes are commonly used in transportation for various purposes. They are used in the construction of pipelines for transporting fluids, such as oil, gas, and water, over long distances. Steel pipes are also utilized in the manufacturing of vehicle components, including exhaust systems, chassis, and suspension parts. Additionally, steel pipes can be found in infrastructure projects like bridges and tunnels, providing structural support for transportation networks.

Q:Are steel pipes suitable for semiconductor manufacturing plants?: Yes, steel pipes are suitable for semiconductor manufacturing plants. Steel pipes offer several advantages such as high strength, durability, and resistance to corrosion, making them ideal for transporting various fluids and gases used in semiconductor manufacturing processes. Additionally, steel pipes can withstand high pressure and extreme temperatures, ensuring the safe and efficient operation of semiconductor manufacturing plants.

Q:What are the common factors affecting the lifespan of steel pipes?: The common factors affecting the lifespan of steel pipes include corrosion, external damage or impact, poor installation or maintenance practices, and exposure to extreme temperatures or harsh environments.

Q:How are steel pipes used in the construction of chemical plants?: Steel pipes are commonly used in the construction of chemical plants for various purposes. They are primarily utilized for transporting fluids and gases, such as chemicals, water, and steam, throughout the facility. These pipes are selected for their durability, strength, and resistance to corrosion, which is crucial in an environment where exposure to harsh chemicals is common. Steel pipes are also used for structural support, such as in the construction of platforms, walkways, and pipe racks. Additionally, they can be employed for ventilation and exhaust systems, as well as for fire protection systems in chemical plants. Overall, steel pipes play a vital role in ensuring the safe and efficient operation of chemical plants.

Q:Can steel pipes be used for structural purposes?: Yes, steel pipes can be used for structural purposes. They are often used in construction projects to create strong and durable building frameworks, as well as in various engineering applications where load-bearing capacity is required.

Q:What are the advantages of using stainless steel pipes?: There are several advantages of using stainless steel pipes. Firstly, stainless steel is highly resistant to corrosion, making it suitable for various applications where exposure to moisture or harsh environments is a concern. Secondly, stainless steel pipes have excellent strength and durability, allowing them to withstand high pressures and temperature fluctuations. Additionally, stainless steel is hygienic and easy to clean, making it ideal for applications in the food and beverage industry. Lastly, stainless steel pipes are aesthetically pleasing and can be easily integrated into different architectural designs.

Q:Can steel pipes be used for oil and gas pipelines?: Yes, steel pipes can be used for oil and gas pipelines. Steel pipes are widely used for their strength, durability, and resistance to corrosion, making them a suitable choice for transporting oil and gas over long distances.

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