API 5L GR.B CARBON STEEL SEAMLESS PIPE
These grades of pipes exhibit superior resistance to corrosion and
oxidation in elevated temperatures.
The presence of carbon content determines superior ductility and strength of the pipes.
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API 5L GR.B CARBON STEEL SEAMLESS PIPE
Product introduction
API 5L is generally refers to the standards of pipeline steel, include pipeline pipe and pipeline steel plate. Pipeline steel pipe is used
to extract oil, steam, water on the ground to the oil and gas industry enterprises. According to manufacture method, pipeline steel
pipes are produced into seamless pipe and welded steel pipe, commonly used pipeline line types are welded steel tube with spiral
submerged arc welding pipe (SSAW), straight seam submerged arc welding pipe (LSAW), electric resistance welding (ERW), seamless
steel pipe is usually chosen where pipe diameter is less than 152 mm.
| API 5l Grade B Pipe End | Plain, Bevel, Screwed, Threaded |
| API 5l B Pipe HS Code |
730420 Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: Casing: 730439 Other Tubes,Pipes 730449 Other Tubes, Pipes and Hollow Profiles, of Stainless Steel, Seamless 730451 Tubes, Pipes and Hollow 730490 Other Tubes, Pipes and Hollow Profiles, Seamless, of Iron or Steel 730431 Tubes, Pipes and Hollow 730441 Tubes, Pipes and Hollow Profiles, of stainless steel , Cold-drawn or cold-rolled (cold reduced) |
| API Grade B Line Pipe Length | Single Random, Double Random & Required Length, Custom Size - 12 Meter lengths |
| CS API 5L Line Pipes Sizes | Nominal Pipe Size 1/2" to 48 " O.D. Wall Thickness - Schedule 10 through 160, STD, XS, XXS. |
| API 5L Grade B Seamless Pipe Technique | Hot rolling; cold drawing; NDT test; UT test; Hydrostatic Tester |
| API 5L Grade b ERW pipe Applications | Oil Refineries, Petrochemicals, Power Generation (Nuclear/Thermal), Steel, Sugar, Boiler Equipments, Pressure Vessels and General Engineering Purposes |
| API 5l grade b line pipe Thickness | SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules |
| API 5L GrB Pipes Type | Seamless / ERW / Welded / Fabricated / CDW |
| Gr b dsaw pipe Product Specification Level (PSL) | API 5L GrB PSL 2 Pipe API 5L GrB PSL 1 Pipe |
Applications:
1. Architectural/Civil Engineering: Cladding, handrails, door and window fittings, street furniture, structural sections, enforcement bar, lighting columns,
lintels, masonry supports.
2. Transport: Exhaust systems, car trim/grilles, road tankers, ship containers, ships chemical tankers, refuse vehicles.
3. Chemical/Pharmaceutical: Pressure vessels, process piping.
4. Oil and gas: Platform accommodation, cable trays, sub-sea pipelines.
5. Medical: Surgical instruments, surgical implants, food processing
6. Food and Drink: Catering equipment, brewing, distilling, food processing.
7. Water: Water and sewage treatment, water tubing, hot water tanks
8. General: Springs, fasteners (bolts, nuts and washers) wire.
Technical data
API 5L Grade B Carbon Steel Seamless Pipe Chemical Composition
| Grade | Chemical Composition | |||||||
| C | Si | Mn | P | S | V | Nb | Ti | |
| API 5L Grade B PSL1 Pipe | 0.16 | 0.45 | 1.65 | 0.020 | 0.010 | 0.07 | 0.05 | 0.04 |
Mechanical Properties
| Grade | Permissible yield point ratio | Yield Strength MPa(min) | Tensile Strength MPa | Elongation % (min) |
| API 5l Grade B | ≤ 0.85 | 290 | 420 - 540 | 23 |
| API 5L Pipe Sizes in Inch | |||||||||
| 1/2 | 1/2 | 1/2 | 1/2 | - | 1/2 | 1/2 | 1/2 | 1/2 | 1/2 |
| 3/4 | 3/4 | 3/4 | 3/4 | - | 3/4 | 3/4 | 3/4 | 3/4 | 3/4 |
| 1 | 1 | 1 | 1 | - | 1 | 1 | 1 | 1 | 1 |
| 1.25 | 1.25 | 1.25 | 1.25 | - | 1.25 | 1.25 | 1.25 | 1.25 | 1.25 |
| 1.5 | 1.5 | 1.5 | 1.5 | - | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
| 2 | 2 | 2 | 2 | - | 2 | 2 | 2 | 2 | 2 |
| 2.5 | 2.5 | 2.5 | 2.5 | - | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 |
| 3 | 3 | 3 | 3 | - | 3 | 3 | 3 | 3 | 3 |
| 3.5 | 3.5 | 3.5 | 3.5 | - | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 |
| 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| - | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| - | 12 | 12 | - | 12 | 12 | 12 | 12 | 12 | 12 |
| - | 14 | 14 | - | 14 | 14 | 14 | 14 | 14 | 14 |
| - | 16 | 16 | - | - | 16 | 16 | 16 | 16 | 16 |
| - | 18 | 18 | - | - | 18 | 18 | 18 | 18 | 18 |
| - | 20 | 20 | - | - | 20 | 20 | 20 | 20 | 20 |
| - | - | 22 | - | - | 22 | 22 | 22 | 22 | 22 |
| - | - | 24 | - | - | 24 | 24 | 24 | 24 | 24 |
Factory video
Shandong Mingding Supply Chain Management Service Co., Ltd. was established in 2013, focusing on the production, processing and trade of metal materials. We have a professional team to provide quality service, we sincerely welcome customers at home and abroad to visit our company for guidance and long-term cooperation.
Warehouse storage
The company has the most advanced production equipment and automatic control system, to ensure the most reliable product quality. In addition, we also have a professional international trade and logistics team. With quality products and excellent service, we have established a large number of long-term customers all over the world.

Packing and delivery
To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.

Production Technology
Our main products include high quality carbon steel, stainless steel products,galvanized steel products, aluminum and copper. We can also provide cutting, punching, bending, polishing, shearing, wire drawing and other related service.
Honor
Application
Our company is set production processing and trade as one. The company has the most advanced production equipment and automatic control system, to ensure reliable product quality and sufficient supply capacity. Our main products are stainless steel, silicon steel, galvanized steel, carbon steel, aluminum products and other series. Applicable to engineering, coal mining, shipping, aviation, boiler, machinery, military and other fields. We sincerely welcome customers from all over the world to visit our company to discuss long-term cooperation.
Architectural field
Architectural field
Automotive field
Automotive field
Aviation field
Aviation field
Chemical industry field
Chemical industry field
FAQ
How do you package the product?
The inner layer is covered with waterproof paper, packed in iron and secured by fumigated wooden brackets. It can effectively protect products from corrosion in the process of sea sample transportation.
Are the products inspected before shipment?
Of course. All our products go through strict quality tests before they are packed. Those that fail will be destroyed.
Can I visit your factory?
Of course. We welcome customers from all over the world to visit our factory.
What certifications have your products passed?
We have ISO 9001, SGS, EWC and other certifications.
Can you provide samples?
Of course, we can send samples all over the world. Our samples are free of charge, but the customer needs to bear the Courier charge
What is the loading port?
Normally, we ship from Shanghai, Tianjin, Qingdao and Ningbo ports. You can choose other ports according to your needs.
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Message
info@mingdingsteel.com

+8615553113555