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Irfan Pipes and Tubes, located in Istanbul, Turkey, stands out as a leading manufacturer and supplier of top-notch Stainless Steel 304L EFW Pipes. These pipes are celebrated for their precision, durability, and reliability. By harnessing cutting-edge Electric Fusion Welding (EFW) technology, the company crafts pipes that adhere to international standards for strength, corrosion resistance, and dimensional accuracy. Designed to excel in tough industrial settings, these 304L EFW Pipes are perfect for a variety of sectors, including chemical processing, oil and gas, water treatment, and food and beverage. Irfan Pipes and Tubes is committed to delivering consistent quality, timely shipments, and reliable piping solutions that meet the needs of both industrial and sanitary applications around the globe.
The composition of Stainless Steel 304L EFW Pipes includes iron, chromium (18–20%), and nickel (8–12%), with a low carbon content that boosts corrosion resistance and weldability. They boast impressive tensile strength, good ductility, and high hardness, ensuring they maintain their structural integrity even under fluctuating temperatures and pressures. The EFW process guarantees strong, uniform welds and consistent dimensions, while the chemical makeup offers resistance to oxidation, scaling, and general corrosion. These mechanical and chemical attributes make 304L EFW Pipes ideal for industrial and sanitary piping applications that demand durability, reliability, and long-lasting performance.
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. | AFNOR | EN | JIS | BS | GOST |
SS 304L | S30403 | 1.4306 | Z3CN18‐10 | X2CrNi18-9 / X2CrNi19-11 | SUS 304L | 3304S11 | 03Х18Н11 |
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
SS 304L | 0.035 max | 2.0 max | 1.0 max | 0.045 max | 0.03 max | 18 – 20 | – | 8 – 13 | – |
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 | ||||
304L | 485 | 40 | 170 | 92 | 201 |
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 304L EFW Pipes from Irfan 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) | |||
0-1000C | 0-3150C | 0-5380C | at 1000C | at 5000C | |||||
304L | 8000 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 | 500 | 720 |
We offer custom sizes for Stainless Steel 304L EFW Pipes to meet your specific needs. Our dedicated team at Irfan Pipes and Tubes provides tailored solutions for all your piping and tubing requirements. For more information, contact us at sales@irfanpipes.com.
You’ll find Stainless Steel 304L EFW Pipes in a variety of settings, including chemical plants, oil and gas pipelines, water treatment systems, and food and beverage processing industries. They are particularly well-suited for process lines, sanitary piping, and structural applications that require high corrosion resistance, strength, and leak-proof performance. Moreover, 304L EFW Pipes are utilized in pharmaceutical facilities, breweries, and architectural projects where hygiene, durability, and reliability are paramount. Their blend of excellent mechanical properties, corrosion resistance, and precise weld quality makes them a top choice for those in need of dependable piping solutions.
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