Home > Stainless Steel >Stainless Steel 310H EFW Pipes
For those navigating the demanding industrial landscape of Kinshasa and beyond, Wissa Pipes stands as a trusted partner, renowned for reliability and expertise. We take pride in manufacturing and supplying high-performance Stainless Steel 310H EFW Pipes, engineered to meet the rigorous challenges of extreme temperatures and corrosive environments. Our commitment is to provide Congolese industry with robust solutions that ensure operational integrity and long-lasting performance, supporting the critical infrastructure and projects that drive our region forward with unwavering quality and service.
The strength of our 310H pipes comes from a specialized composition, rich in chromium and nickel, which provides exceptional resistance to oxidation and corrosion. This alloy is further stabilized, giving it superior mechanical properties including high tensile strength and excellent creep resistance, allowing it to maintain its structural integrity even when subjected to prolonged exposure to intense heat. This combination of elements makes the material incredibly durable and reliable for the most demanding high-temperature applications.
| 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 | UNS | WERKSTOFF NR. | JIS | BS | GOST | EN |
| SS 310H | S31009 | – | – | – | – |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | Fe |
| SS 310H | 0.04 – 0.10 | 2.0 max | 1.00 max | 0.045 max | 0.030 max | 24.00 – 26.00 | – | 19.00 – 21.00 | 53.885 mi |
| Grade | Tensile Strength | Yield Strength | Elongation | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| SS 310H | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 40 | 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 310H EFW Pipes from Wissa 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 | … | … | … | |
| SS Pipes Grade | Tensile Strength, N/mm2 (min) | Yield Strength, N/mm2 (min) | Elongation, % (min) |
| TP310H | OD < 17,1 mm – 515; | OD < 17,1 mm – 205; | 35 |
| OD > 17,1 mm – 485 | OD > 17,1 mm – 170 |
We offer custom sizes for Stainless Steel 310H EFW Pipes to meet your specific needs. Our dedicated team at Wissa Pipes and Tubes provides tailored solutions for all your piping and tubing requirements. For more information, contact us at sales@wissapipes.com.
310H EFW pipes have extensive application in challenging high-temperature service conditions where strength and corrosion resistance are equally essential. Some common applications are furnace tubing, boiler parts, heat exchangers, kiln hardware, and petrochemical process equipment. Their solid build combined with superior material properties is adequate to provide good, long-term performance in severe industrial conditions subjected to scorching temperatures and oxidizing environments.
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