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Laila Pipes and Tubes stands out as a trusted manufacturer and supplier of top-notch Alloy Steel EFW Pipes in Muscat, Oman. They provide sturdy piping solutions crafted to meet international standards, catering to the needs of demanding industrial applications. With state-of-the-art production facilities, rigorous quality control measures, and a talented workforce, Laila Pipes and Tubes supports various industries, including oil and gas, petrochemical, power generation, and refining. Their dedication to maintaining high quality, ensuring timely deliveries, and prioritizing customer satisfaction has garnered them recognition in both regional and global markets.
These Alloy Steel EFW Pipes are made from a blend of chromium, molybdenum, manganese, nickel, and carbon, which work together to boost their strength and durability. The combination of these alloying elements results in outstanding corrosion resistance, superior toughness, and enhanced hardness. Their mechanical properties include high tensile strength, excellent yield strength, and good elongation, allowing them to handle high temperatures and pressures with ease. Additionally, they boast strong impact resistance, excellent weldability, and a long service life, making them incredibly reliable in tough industrial settings where durability and safety are paramount.
| Alloy Steel EFW Pipes Specification | ASTM A691 / ASME SA691 |
| Alloy Steel EFW Pipes Grades | ASTM A691 1-1/4CR, ASTM A691 2-1/4CR, ASTM A691 3CR,ASTM A672 , ASTM A691 5CR, ASTM A691 9CR, ASTM A691 91, ASME SA691 1-1/4CR, ASME SA691 2-1/4CR, ASME SA691 3CR, ASME SA691 5CR, ASME SA691 9CR, ASME SA691 91 |
| Alloy Steel EFW Pipes Type | EFW (Electric Fusion Welded Pipes ) |
| Alloy Steel EFW Pipes Class Designation | CLASS 10, ,11, 12, 13, 20, 21, 22, 23, 30, 31, 32, 33, 40, 41, 42, 43 |
| Alloy Steel EFW Pipes Outer Diameter Size | 16″ NB to 100″ NB (Nominal Bore Size) |
| Alloy Steel EFW Pipes Wall Thickness | Schedule 20 to Schedule XXS (Heavier On Request) Up to 75 mm Thickness |
| Alloy Steel EFW Pipes Length | 5 to 7 Meters, 09 to 13 Meters, Single Random Length, Double Random Length And Customize Size. |
| Alloy Steel EFW Pipes Ends | Plain Ends / Beveled Ends / Coupling |
| Alloy Steel EFW Pipes Delivery Conditions | As Rolled, Normalizing Rolled, Thermomechanical Rolled / Formed, Normalizing Formed, Normalized and Tempered / Quenched and Tempered – BR / N / Q /T |
| Alloy Steel EFW Pipes Coating | Epoxy Coating / Colour Paint Coating / 3LPE Coating. |
| Alloy Steel EFW Pipes Other Testing | NACE MR0175, NACE TM0177, NACE TM0284, Charpy V-Notch Test, Radiograph HIC Examination, XRAY, Ultrasonic EXAMINATION, Liquid Penetrant, Magnetic Particle, HIC Test, SSC Test, SWC, H2 Service, IBR, PWHT Etc. |
| Alloy Steel EFW Pipes Dimension | All Pipes Tube Is Manufactured and Inspected / Tested to the Relevant standards including ASTM, ASME, API. |
| Alloy Steel EFW Pipes Value Added Services | Draw / Expansion / Machining / Sand Blasting / Shot Blasting / Galavanizing / Heat Treatment |
| Alloy Steel EFW Pipess Packaging | Loose / Bundle / Wooden Pallet / Wooden box-a / Plastic Cloth Wraps / Plastic End Caps / Beveled Protector |
| Alloy Steel EFW Pipes Shipment & Transportation | By Road – Truck / Train, By Sea – Break-bulk Conventional Vessel / FCL (Full Container Load) / LCL (Less Container Load) / 20 Feet Container / 40 Feet Container / 45 Feet Container / High Cube Container / Open Top Container, By Air – Freighter Civil Passenger and Cargo Planes |
| Alloy Steel EFW Pipes Material Test Certificate | Manufacturer Test Certificate As Per EN10204 3.1, 3.2 / Laboratory Test Certificate From NABL Approved Lab. / Under Third Party Inspection Agency Like SGS, TUV, DNV, LLOYDS, ABS ETC |
| Class | Heat Treatment on Pipe | Radiography, see Section | Pressure Test, see: |
| A691 / SA691 EFW Pipe Class 10 | none | none | none |
| A691 / SA691 EFW Pipe Class 11 | none | 9 | none |
| A691 / SA691 EFW Pipe Class 12 | none | 9 | 8.3 |
| A691 / SA691 EFW Pipe Class 13 | none | none | 8.3 |
| A691 / SA691 EFW Pipe Class 20 | stress relieved, see 5.3.1 | none | none |
| A691 / SA691 EFW Pipe Class 21 | stress relieved, see 5.3.1 | 9 | none |
| A691 / SA691 EFW Pipe Class 22 | stress relieved, see 5.3.1 | 9 | 8.3 |
| A691 / SA691 EFW Pipe Class 23 | stress relieved, see 5.3.1 | none | 8.3 |
| A691 / SA691 EFW Pipe Class 30 | normalized, see 5.3.2 | none | none |
| A691 / SA691 EFW Pipe Class 31 | normalized, see 5.3.2 | 9 | none |
| A691 / SA691 EFW Pipe Class 32 | normalized, see 5.3.2 | 9 | 8.3 |
| A691 / SA691 EFW Pipe Class 33 | normalized, see 5.3.2 | none | 8.3 |
| A691 / SA691 EFW Pipe Class 40 | normalized and tempered, see 5.3.3 | none | none |
| A691 / SA691 EFW Pipe Class 41 | normalized and tempered, see 5.3.3 | 9 | none |
| A691 / SA691 EFW Pipe Class 42 | normalized and tempered, see 5.3.3 | 9 | 8.3 |
| A691 / SA691 EFW Pipe Class 43 | normalized and tempered, see 5.3.3 | none | 8.3 |
| Pipe Grade | ASTM Specification | Post-Weld Heat-Treat Temperature Range (Strees Relieving), F ( C) | Normalizing Temperature, max unless otherwise noted, F ( C) | Quenching Temperature, max unless otherwise noted, F ( C) | Tempering Temperature, min, F ( C) |
| CM-65 | A204/ A204M | 1100 to 1200 (590 to 650) | 1700 (925) | … | … |
| CM-70 | A204/ A204M | 1100 to 1200 (590 to 650) | 1701 (925) | … | … |
| CM-75 | A204/ A204M | 1100 to 1200 (590 to 650) | 1702 (925) | … | … |
| CMSH-70 | A537/A 537M | 1100 to 1200 (590 to 650) | 1703 (925) | … | … |
| CMS-75 | A 299/A 299M | 1100 to 1200 (590 to 650) | 1704 (925) | … | … |
| CMSH-80 | A537/A 537M | 1100 to 1200 (590 to 650) | A | 1700 (925) | 1100 to 1250 (590 to 675) |
| 1/2 CR | A387 / A387M | 1100 to 1300 (590 to 705) | 180 (1010) | 1700 (925) | 1150 to 1375 (620 to 745) |
| 1CR | A387 / A387M | 1100 to 1350 (590 to 730) | 181 (1010) | 1700 (925) | 1150 to 1375 (620 to 745) |
| 1-1/4 CR | A387 / A387M | 1100 to 1375 (590 to 745) | 182 (1010) | 1700 (925) | 1150 to 1375 (620 to 745) |
| 2-1/4 CR | A387 / A387M | 1200 to 1400 (650 to 760) | 183 (1010) | 1700 (925) | 1250 to1400 (675 to 760) |
| 3CR | A387 / A387M | 1200 to 1400 (650 to 760) | 184 (1010) | 1700 (925) | 1250 to1400 (675 to 760) |
| 5CR | A387 / A387M | 1200 to 1400 (650 to 760) | 185 (1010) | 1700 (925) | 1300 to 1400 (705 to 760) |
| 9CR | A387 / A387M | 1325 to 1375 (715 to 745) | B | … | 1325 to 1375 (715 to 745) |
| 91 | A387 / A387M | 1350 to 1420 (730 to 770) | 1350 to 1420 (730 to 770) | 1900 min (1040 min) | 1350 to 1440 (730 to 780) |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Alloy Steel EFW pipes are created through electric fusion welding, where alloy steel plates or coils are shaped and fused using powerful electric arcs. These pipes are made from chromium-molybdenum and other alloy steel grades, which provide outstanding strength, toughness, and resistance to high temperatures and pressure. The uniform wall thickness, solid weld integrity, and dependable mechanical properties of Alloy Steel EFW pipes make them ideal for critical service conditions.
Laila Pipes and Tubes, a top supplier of Alloy steel EFW pipe in Dubai, OMAN, offers a comprehensive range of high-quality pipes and tubes for various industrial applications. With an extensive inventory and a commitment to exceptional customer service, they have become the go-to source for stainless steel products in the area
These pipes are extensively used in scenarios that involve high pressure and elevated temperatures. You’ll often find them in oil and gas pipelines, refineries, and petrochemical plants. The power generation sector utilizes them in boilers, heat exchangers, and high-temperature piping systems. Additionally, Alloy Steel EFW pipes are essential in industrial process piping where strength, durability, and long-lasting performance are crucial.
Alloy Steel EFW Pipes find extensive use in industries like oil and gas, power generation, chemical processing, and petrochemicals, thanks to their exceptional resistance to corrosion and mechanical stress. They are commonly employed for transporting fluids, gases, and chemicals under high-pressure and high-temperature conditions. Furthermore, these pipes are utilized in boilers, heat exchangers, refineries, and offshore drilling operations, where durability and safety are crucial. Their versatility, high strength, and ability to withstand harsh environments make them a top choice for critical infrastructure and heavy-duty engineering projects around the globe.
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