ASTM A106Gr.B seamless steel pipe FOR HOT SALE

ASTM A106Gr.B seamless steel pipe FOR HOT SALE

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 1000 m.t./month

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Quick Details

Thickness:	3 - 60 mm	Section Shape:	Round	Outer Diameter:	22 - 508 mm
Place of Origin:	Shandong China (Mainland)	Secondary Or Not:	Non-secondary	Application:	Fluid Pipe
Technique:	Hot Rolled	Certification:	API	Surface Treatment:	Other
Special Pipe:	API Pipe	Alloy Or Not:	Non-alloy	Grade:	20#,45#,16Mn,A53(A,B),A106(B,C),A312,API J55,API K55,API N80,API L80,St37,St52,Q345,10#-45#,A53-A369,API J55-API P110,ST35-ST52,Q195-Q345
Standard:	GB 3087-1999,GB/T 8163-1999,GB/T 8162-1999,ASTM A106-2006,ASTM A312-2001,ASTM A53-2007,API 5CT,API 5L,GB,ASTM,API

Packaging & Delivery

Packaging Detail:	black painting, plastic caps on both ends, according to customer's requirements
Delivery Detail:	20-30 days

Specifications

1. Min Order : 20 tons
2.OD: 20mm --508mm
3. WT: 3mm -- 60mm
4.Certification: ISO & API

ASTM A106 seamless pipe/ms pipes

Hot rolled seamless steel pipes

1) Standard: API Standard:ASTM A106.ASTM A53,ASTM A135,ASTM A179,ASTM A214,ASTM A192,ASTM A226,ASTM A315,ASTM A178,ASTM A210,ASTM A333,ASTM A355,ASTM A369,ASTM A334 ASTM/ASME A312/SA312, ASTM/ASME A213/SA213, ASTM A269,ASTM 511,API5L,API5CT, GOST 9940,GOST 9941,JIS G 3459, JIS GS3463, GS3467, JIS G3448, DIN EN 10216-2006(DIN 17458) , DIN EN 10297-2006(DIN 17456) etc.

2) Steel Grade: ASTM A106 GRB,A53 GRB. API 5L GRB,API 5 CT N80,K55,A335 P11.P91,DIN ST52,ST44,ST35.8,ST37,ST42,ST45

3)Outside Diameter:1/2"-20" Or 21.3-508mm

4) Wall Thickness: 3-40mm

5) Application: The products are widely used in fertilizer, petroleum, central-station, boiler, power station, shipping military, chemical industry, environment protection, traffic, metallurgy and mine, printing and dyeing, food industry, medical equipment, and so on.

Production Equipment :
30 sets of Cold-drawn Machinery (Model: 3 ton to 500 ton)
Cold-rolled Machinery: Model LD-30, LD-60, LG-90H (L), LG-159H (L)
Automatic Roller Solution & Annealing Heat Treatment Equipment
18-meter-long Pickling Sin

QUALITY ASSURANCE:

1) Strictly acc. ASTM,DIN,JIS,EN,GOST etc

2) Sample: We are accept your sample requirement

3) Test: Eddy current / hydrostatic/ Ultrasonic/ Intergranular Corrosion or according to customers' request

3) Certificate:API, CE ,ISO9001.2000.MTC etc

4) Inspection: BV,SGS,others is avaliable.

High Quality Package :

1) In bundle with strip;

2) First packing by plastic bag then strip; Details packing please see the picture in the detial description.

3) In bulk

4) Client' requirements

5) Delivery: 1) Container: 25 tons/container for pipe with usual outer diameter. For 20" container the max length is 5.8m; For 40" container the max length is 11.8m.

2) Bulk carrier: It is no requirements to the length of the pipe. But its booking space time is long.

Our Advantages:

1) Fast Delivery: around 10days below 50Metric Tons after sight of Irrevocable L/C or Deposit;(lot of high quality steel pipe in stock)

2) Quality Assured: Strictly acc. To International standard ASTM & BS & EN & JIS, with System ISO certification

3) Good Service: supplied professional technical guide free of charge at anytime;

4) Reasonable Price: to be better support your business;

Q: What is the outer diameter and wall thickness of the welded steel pipe of national standard DN250?: DN250 is the nominal diameter, the outer diameter of the steel pipe is 273mm, the thickness is above 6.5mm.

Q: What is the composition of steel pipes?: Steel pipes are primarily composed of iron and carbon, with small amounts of other elements such as manganese, silicon, and traces of sulfur and phosphorus.

Q: How are steel pipes used in the telecommunications infrastructure?: Steel pipes are used in the telecommunications infrastructure primarily for underground cable installation. They serve as protective conduits that house and secure the fiber optic cables, providing a reliable and durable solution for long-distance communication.

Q: What is the difference between standard wall thickness and extra-strong wall thickness steel pipes?: The main difference between standard wall thickness and extra-strong wall thickness steel pipes lies in their thickness and durability. Standard wall thickness pipes have thinner walls and are suitable for most general applications, while extra-strong wall thickness pipes have thicker walls and are designed for heavy-duty or high-pressure applications. These extra-strong pipes offer enhanced strength and resistance, making them more reliable and suitable for handling extreme conditions or demanding projects.

Q: What is the maximum allowable pressure for steel pipes?: The maximum allowable pressure for steel pipes typically depends on various factors such as the pipe's diameter, thickness, and material grade. Additionally, it is crucial to consider the intended application and the specific industry standards or codes being followed. Therefore, there is no universal answer to this question, as the maximum allowable pressure can vary significantly depending on these factors. It is essential to consult relevant codes and standards specific to the application to determine the appropriate maximum allowable pressure for steel pipes.

Q: What are the common defects found in steel pipes?: Some common defects found in steel pipes include corrosion, cracks, dents, and leaks. Other defects may include misalignment, improper welding, and pipe wall thinning. These defects can lead to reduced structural integrity, compromised performance, and potential failure of the pipes. Regular inspections and maintenance are essential to identify and address these issues promptly.

Q: Can steel pipes be used for electrical conduit systems?: No, steel pipes cannot be used for electrical conduit systems as they are conductive and can pose a safety risk. Non-metallic conduits, such as PVC or fiberglass, are commonly used for electrical wiring to ensure insulation and protect against electrical hazards.

Q: How do you calculate the pipe flow velocity for steel pipes?: To calculate the pipe flow velocity for steel pipes, you can use the Manning's formula or the Darcy-Weisbach equation. 1. Manning's formula: This formula is commonly used for open channel flow but can also be applied to partially filled pipes. It calculates the velocity based on the pipe's hydraulic radius, slope, and Manning's roughness coefficient. The formula is as follows: Velocity (V) = (1.486/n) * (R^2/3) * (S^1/2) Where: - V is the velocity - n is the Manning's roughness coefficient (which can be obtained from reference tables) - R is the hydraulic radius (cross-sectional area divided by wetted perimeter) - S is the slope of the energy grade line 2. Darcy-Weisbach equation: This equation is widely used for pipe flow calculations and is based on the principle of energy conservation. It calculates the velocity based on the pipe's diameter, roughness coefficient, and the head loss due to friction. The formula is as follows: Velocity (V) = (2 * g * hL)^0.5 Where: - V is the velocity - g is the acceleration due to gravity (approximately 9.81 m/s^2) - hL is the head loss due to friction, which can be calculated using the Darcy-Weisbach equation: hL = (f * L * V^2) / (2 * g * D) Where: - f is the Darcy friction factor (which depends on the Reynolds number and pipe roughness) - L is the length of the pipe - D is the diameter of the pipe Both formulas require some input parameters such as pipe dimensions, roughness coefficients, and slope. These parameters can be obtained from engineering references or pipe manufacturer specifications. It is important to note that these formulas provide approximate values and may require iterations or adjustments for accurate results.

Q: Can steel pipes be used for underground water wells?: Yes, steel pipes can be used for underground water wells. Steel pipes are commonly used for drilling water wells due to their durability, strength, and resistance to corrosion. However, it is important to ensure that the steel pipes are properly coated and protected to prevent any contamination of the underground water source.

Q: Are steel pipes resistant to impact or external forces?: Yes, steel pipes are generally resistant to impact and external forces. Steel is known for its high strength and durability, making it an ideal material for various applications, including pipes. Steel pipes have the ability to withstand external forces such as impact, pressure, and vibrations. They are often used in industries that require reliable and sturdy piping systems, such as oil and gas, construction, and infrastructure. Additionally, steel pipes are less prone to cracking or breaking under extreme conditions compared to other materials. However, the resistance to impact and external forces may also depend on the specific grade and thickness of the steel used in the pipes.

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