Renowned worldwide for great quality and dependability in demanding oil, gas and fluid gearbox applications, Amardeep Steel Centre is a top provider and exporter of premium API 5L Grade B PSL1 Pipe. Made strictly according to the American Petroleum Institute (API) 5L specification, these API 5L seamless line pipes particularly satisfy Product Specification Level 1 (PSL1) criteria.
Perfect for pipeline systems, gathering lines, refineries, offshore structures, our pipes are designed for long-term performance. These seamless pipes guarantee structural integrity and best flow efficiency since they are valued for their constant wall thickness, exact dimensional precision, natural corrosion resistance, and great mechanical qualities. Supported by thorough testing, quick delivery, and great customising choices, Amardeep Steel Centre offers top API 5L Grade B PSL1 seamless pipes.
What is API 5L Grade B PSL1 Seamless Pipe?
Grade B for APIs 5L American Petroleum Institute (API) specifies a standard grade of line pipe for carrying oil, natural gas, and water, and PSL1 seamless pipes reflect that. Specifically, minimum yield (≥ 241 MPa / 35 ksi) and tensile strength criteria are indicated by the "Grade B" classification. Often utilised and reasonably priced for common pipeline use, "PSL1" (Product Specification Level 1) specifies a standard quality level with basic criteria for chemical composition, mechanical qualities, and testing.
These are, most importantly, flawless pipes produced without welds. This method produces a homogeneous steel construction, therefore removing possible weak points related to weld seams and guaranteeing exceptional leak-proof performance—especially vital under pressure. Important for pipeline construction and installation, they provide a consistent mix of strength, flexibility (formability), and weldability. API 5L Grade B PSL1 seamless pipes are a mainstay in pipeline infrastructure, petrochemical facilities, and many industrial processing units since strong resistance to stress corrosion cracking in normal settings is a given.
API 5L Grade B PSL1 Pipe Specifications
Our API 5L Grade B PSL1 seamless pipes meet the following specifications:
| Specification | Details |
|---|---|
| Standard | API 5L |
| Grade | Grade B |
| Product Specification Level | PSL1 |
| Product Type | Seamless Line Pipe |
| Manufacturing Process | Seamless |
| Material | Carbon Steel |
| Size Range (Nominal Pipe Size) | 1/8” NB to 24” NB (Larger sizes may be available) |
| Wall Thickness | SCH 10 to SCH 160 / As per API 5L or customer requirement |
| Length | Single Random (SRL), Double Random (DRL), or Custom Cut Lengths |
| Ends | Plain End (PE), Beveled End (BE), Threaded (NPT/BSP) |
| Surface Finish | Bare, Black Varnished/Painted, Anti-Rust Oiled, Galvanized, FBE Coated (optional) |
| Tensile Strength | Min. 415 MPa (60,200 psi) |
| Yield Strength | Min. 241 MPa (35,000 psi) |
| Standards/Testing | Hydrostatic Testing, NDT (Optional per PSL1), Dimensional Checks, Visual Inspection |
| Applications | Oil & Gas Transportation, Water Pipelines, Industrial Piping |
Chemical Composition (API 5L Grade B PSL1, % Max unless range stated)
Chemical composition adheres to API 5L PSL1 requirements for Grade B:
| Element | Content (%) |
|---|---|
| Carbon (C) | ≤ 0.26 |
| Manganese (Mn) | ≤ 1.20 |
| Phosphorus (P) | ≤ 0.030 |
| Sulfur (S) | ≤ 0.030 |
| Silicon (Si) | Reportable (No Max specified in PSL1 for seamless) |
| Copper (Cu)* | ≤ 0.40 |
| Nickel (Ni)* | ≤ 0.40 |
| Chromium (Cr)* | ≤ 0.40 |
| Molybdenum (Mo)* | ≤ 0.15 |
| Vanadium (V) | Reportable (No Max specified in PSL1) |
| Niobium (Nb) | Reportable (No Max specified in PSL1) |
| Titanium (Ti) | Reportable (No Max specified in PSL1) |
| Iron (Fe) | Balance |
*Sum of Cu, Ni, Cr, Mo shall not exceed 0.60%
Mechanical Properties of API 5L Grade B PSL1 Pipes
Mechanical properties are guaranteed as per API 5L PSL1:
| Property | Value |
|---|---|
| Yield Strength (Min) | 241 MPa (35,000 psi) |
| Tensile Strength (Min) | 415 MPa (60,200 psi) |
| Elongation (Min) | Varies based on specimen size (See API 5L Table 7) |
| Hardness | Not specified in API 5L PSL1 |
| Impact Resistance | Not required for PSL1 |
| Modulus of Elasticity | Approx. 200 GPa |
Industry Standards & Certifications Compliance
Amardeep Steel Centre ensures our API 5L Grade B PSL1 pipes comply with relevant standards:
| Standard/Certification | Compliance |
|---|---|
| API 5L (PSL1) | Yes |
| ISO 3183 (L245) | Yes |
| ASTM A106 Grade B | Often considered similar/interchangeable, verify specific requirements |
| ASME B36.10 | Dimensionally compliant |
| EN 10208-1/2 (L245) | Equivalent grades |
| ISO 9001 (Quality Management) | Yes (Manufacturer/Supplier) |
| ISO 14001 (Environmental Mgmt) | Yes (Manufacturer/Supplier) |
| OHSAS 18001 / ISO 45001 | Yes (Manufacturer/Supplier) |
Key Benefits of API 5L Grade B PSL1 Seamless Pipes
Choosing API 5L Grade B PSL1 seamless pipes offers significant advantages:
- Leak-Proof Performance: The flawless construction removes weld gaps, therefore guaranteeing optimum integrity and stopping leaks under pressure.
- Uniform Strength: Consistent strength along the whole pipe circumference is guaranteed by homogeneous structure.
- Reliable Strength: Meets the optimal strength criteria for medium to high-pressure pipeline systems—that of robust tensile (min 415 MPa) and yield.
- Good Corrosion Resistance: Ideal for water, gas and conventional oil gearbox; frequently used with outside coatings for maximum protection.
- Dimensional Accuracy: Made under close tolerances to provide constant wall thickness and diameter.
- Operational Versatility: a reliable choice for many onshore and offshore uses.
- Cost-Effectiveness: Especially for large-scale projects, offers outstanding performance and durability needed for line pipe uses at a reasonable price.
- Good Weldability: Simple weldable utilising accepted pipeline building methods.
Common Applications
API 5L Grade B PSL1 seamless pipes are extensively utilized across various industries:
- Onshore Crude Oil and Natural Gas Transmission Pipelines
- Gathering Lines connecting wells to processing facilities
- Water and Wastewater Transportation Pipelines
- Petrochemical Plant Feedstock and Process Lines
- Refinery Infrastructure Piping
- Power Plant Fuel Gas Lines and Cooling Water Systems
- Structural Applications (Piling, Supports) in some cases
- General Industrial Piping Systems
Why Choose Amardeep Steel Centre for API 5L Grade B PSL1 Pipes?
For quality API 5L Grade B PSL1 seamless pipes, Amardeep Steel Centre is a worldwide reputable source providing exceptional dependability and performance for important pipeline projects. Every pipe satisfies the highest industry requirements thanks to our dedication to rigorous compliance with API 5L PSL1 criteria. We keep a strong inventory of standard sizes for quick delivery, therefore enabling customers to prevent project delays. Custom lengths, protective coatings like FBE and 3LPE, and several end finishes allow us to exactly meet different project requirements. To ensure durability and performance under challenging conditions, every pipe is rigorously tested—including hydrostatic and dimensional tests. Supported by a competent technical team and a reliable global logistical network, Amardeep Steel Centre is clearly the consistent partner for flawless pipeline solutions globally.
Related Products
Frequently Asked Questions (FAQ)
1. What is the main difference between API 5L Grade B PSL1 and PSL2 pipes?
For line pipes, PSL1 stands for the recommended quality level. Among PSL2's harsher criteria are required impact testing, tighter control on mechanical qualities and chemical composition, and maybe additional NDT. Usually for more important uses (like sour service, higher pressure, offshore), PSL2 is required.
2. Are API 5L Grade B PSL1 seamless pipes suitable for offshore use?
Although API 5L Grade B PSL1 can be used offshore, PSL2 grades—such as X52 PSL2 or higher—are usually preferred for offshore platforms and subsea pipelines because of the more rigorous testing and property requirements mandated by PSL2, so providing enhanced safety and reliability in those demanding environments.
3. Can you supply API 5L Grade B PSL1 pipes with third-party inspection (TPI)?
Absolutely. Upon customer request to offer independent quality verification, Amardeep Steel Centre arranges third-party inspections from approved agencies such DNV, Bureau Veritas (BV), Lloyd's Register, SGS, TUV, Intertek, etc.).
4. What surface finishes are commonly available for API 5L Grade B PSL1 pipes?
Standard finishes call for either anti-rust oiled or naked (uncoated) black varnished/painted interim protection. Requested external coatings including Fusion Bonded Epoxy (FBE), 3-Layer Polyethylene (3LPE), or galvanising will help to protect long-term corrosion.
5. What is the typical delivery time for API 5L Grade B PSL1 Pipes?
The particular size, quantity, and any necessary customizing—such as coatings or cut lengths—determine the delivery timelines. Still, we have a large inventory of common API 5L Grade B PSL1 pipe diameters that let for quick dispatch—often within a few days for stock products. Please get in touch with us with your particular needs for a precise estimate of a lead time.
