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Home > Stainless Steel >Stainless Steel 310 and 310S EFW Pipes
Situated in the industrial heart of Muscat, Laila Pipes and Tubes has built a reputation for supplying high-integrity materials tailored to Oman’s demanding sectors. We take pride in offering Stainless Steel 310/310S EFW Pipes, a product line engineered for resilience in the face of intense heat. These pipes are our answer for projects where failure is not an option, providing our clients with reliable components that ensure operational continuity and safety in the most challenging thermal environments, from refineries to powerful furnaces.
The exceptional durability of our 310/310S EFW Pipes stems from a thoughtful composition, which includes high levels of chromium and nickel. This specific blend grants the steel outstanding resistance to oxidation and maintains its strength even when temperatures soar. The pipes are manufactured to possess excellent mechanical properties, meaning they can withstand significant stress and heat without deforming or weakening. This combination of a robust chemical makeup and reliable physical strength makes them a cornerstone for high-temperature infrastructure.
| Specification | ASTM A358 / ASME SA358 |
| Specification | A / SA358 CLASS 1, A / SA358 CLASS 2, A / SA358 CLASS 3, A / SA358 CLASS 4, A / SA358 CLASS 5 |
| Grades | 304, 304L, 304H, 309S, 310S, 316, 316L, 316H, 317L, 321, 321H, 347, 347H, 904L ETC. |
| Type | EFW, ELECTRIC FUSION WELDED |
| Outer Diameter Size | Electric Fusion Welded / ERW- 8″ NB To 110″ NB (Nominal Bore Size) |
| Wall Thickness | Schedule 10 To Schedule 160 (3 mm to 100 mm Thickness) |
| Length | 01 Meter to 12.5 Meters, Single Random Length, Double Random Length And Customize Size. |
| Ends | Plain Ends / Beveled Ends |
| Delivery Conditions | As Rolled, Formed, Stress Relieved, Annealed, Hardened, Tempered |
| Coating | Electropolish, Mechanical Polish, Satin Finish, Passivated |
| Dimension | All Pipes Is Manufactured and Inspected / Tested to the Relevant standards including ASTM and ASME |
| Value Added Services | Draw / Expansion / Machining / Sand Blasting / Shot Blasting / Heat Treatment |
| Packaging | Loose / Bundle / Wooden Pallet / Wooden Box / Plastic Cloth Wraps / Plastic End Caps / Beveled Protector |
| 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 |
| STANDARD | WERKSTOFF NR. | UNS | JIS | AFNOR | BS | GOST | EN |
| SS 310 | 1.4841 | S31000 | – | – | – | – | – |
| SS 310S | 1.4845 | S31008 | _ | – | – | – | – |
| Grade | Ni | Mn | P | C | S | Si | Cr | Mo | N | |
| 310 | min. | 19.0 | – | – | – | – | – | 24.0 | – | – |
| max. | 22.0 | 2.0 | 0.045 | 0.25 | 0.030 | 1.50 | 26.0 | |||
| 310S | min. | 19.0 | – | – | – | – | – | 24.0 | – | – |
| max. | 22.0 | 2.00 | 0.045 | 0.08 | 0.030 | 1.50 | 26.0 | |||
| Grade | Tensile Strength (MPa) min | Elongation (% in 50mm) min | Yield Strength 0.2% Proof (MPa) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 310 and 310S | 515 | 40 | 205 | 95 | 217 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choosing Stainless Steel 310 and 310S EFW Pipes from Laila Pipes and Tubes guarantees excellent corrosion resistance, high strength, and durability. Designed for diverse industrial applications, it delivers reliable performance in tough environments while maintaining competitive pricing for cost-effective solutions.
| NPS Designator | Outside Diameter | Nominal Wall Thickness | ||||||||
| in. | mm | Schedule 5SA | Schedule 10SA | Schedule 40SA | Schedule 80SA | |||||
| in. | mm | in. | mm | in. | mm | in. | mm | |||
| 8 | 8.625 | 219.08 | 0.109 | 2.77 | 0.148 | 3.76 | 0.322 | 8.18 | 0.500 | 12.70 |
| 10 | 10.750 | 273.05 | 0.134 | 3.40 | 0.165 | 4.19 | 0.365 | 9.27 | 0.500B | 12.70B |
| 12 | 12.750 | 323.85 | 0.156 | 3.96 | 0.180 | 4.57 | 0.375B | 9.52B | 0.500B | 12.70B |
| 14 | 14.000 | 355.60 | 0.156 | 3.96 | 0.188B | 4.78B | … | … | … | … |
| 16 | 16.000 | 406.40 | 0.165 | 4.19 | 0.188B | 4.78B | … | … | … | … |
| 18 | 18.000 | 457.20 | 0.165 | 4.19 | 0.188B | 4.78B | … | … | … | … |
| 20 | 20.000 | 508.00 | 0.188 | 4.78 | 0.188B | 4.78B | … | … | … | … |
| 22 | 22.000 | 558.80 | 0.188 | 4.78 | 0.218B | 5.54B | … | … | … | … |
| 24 | 24.000 | 609.60 | 0.218 | 5.54 | 0.250 | 6.35 | … | … | … | … |
| 30 | 30.000 | 762.00 | 0.250 | 6.35 | 0.312 | 7.92 | … | … | … | … |
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/0C) | Thermal Conductivity (W/m.K) | Specific Heat 0-1000C (J/kg.K) | Electrical Resistivity (n.m) | |||
| 0-100°C | 0-315°C | 0-538°C | at 100°C | at 500°C | |||||
| 310 and 310S | 7750 | 200 | 15.9 | 16.2 | 17.0 | 14.2 | 18.7 | 500 | 720 |
We offer custom sizes for Stainless Steel 310 and 310S EFW Pipes to meet your specific needs. Our dedicated team at Laila Pipes and Tubes provides tailored solutions for all your piping and tubing requirements. For more information, contact us at sales@lailapipes.com.
Thanks to their remarkable heat resistance, Stainless Steel 310 and 310S EFW Pipes are commonly used in heat treatment equipment, furnaces, kilns, boilers, and incinerators. They also find applications in the chemical and petrochemical industries, oil and gas refineries, power plants, and marine environments, where both strength and corrosion resistance are crucial. Additionally, these pipes are utilized in structural applications, exhaust systems, and thermal processing units, where durability and resistance to scaling at high temperatures are vital. Their versatility makes them a top choice for challenging industrial applications.
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