Home > Stainless Steel > Stainless Steel 304L Welded Pipes
At Samia Pipes and Tubes, based in Tunis, Tunisia, we manufacture and supply premium Stainless Steel 304L Welded Pipes designed for excellent corrosion resistance, weldability, and long-term reliability. The low carbon content of 304L significantly reduces the risk of intergranular corrosion, making it especially suitable for welded applications and environments involving heat exposure. Manufactured using advanced welding processes and strict quality control, our welded pipes offer consistent dimensions and dependable performance. Meeting international standards, Samia Pipes and Tubes delivers piping solutions trusted by industries across Tunisia and beyond for safe, hygienic, and efficient operations.
Stainless Steel 304L Welded Pipes are austenitic stainless steels composed mainly of iron, chromium (18–20%), and nickel (8–12%), with low carbon content to enhance corrosion resistance. This composition provides excellent toughness, ductility, and oxidation resistance. Typical tensile strength ranges from 485–620 MPa, with yield strength of approximately 170–275 MPa. Welded construction ensures uniform wall thickness and dimensional accuracy. These pipes offer good weldability and reliable mechanical performance, making them suitable for a wide range of pressure and temperature conditions.
Specifications : ASTM A312 / ASME SA312
Outside Diameter : 6.00 mm OD up to 914.4 mm OD, Sizes up to 24″ NB available Ex-stock, OD Size available Ex-stock
Thickness : 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Size : 1/2″ NB – 24″ NB
Type : Welded
Form: Round Pipes, Square Pipes, Rectangular Pipes.
Length : Single Random, Double Random & Required Length
End : Plain End, Beveled End, Treaded
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
| BS | En | No | Name | ||||
| 304L | S30403 | 304S11 | – | 1.4306 | X2CrNi19-11 | 2352 | SUS 304L |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 304L | min. max. | – 0.030 | – 2.0 | – 0.75 | – 0.045 | – 0.030 | 18.0 20.0 | – | 8.0 12.0 | – 0.10 |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 304L | 485 | 170 | 40 | 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 Welded Pipes 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.
Samia Pipes and Tubes, a leading manufacturer and supplier of Stainless Steel 304L Welded Pipes in Tunis, Tunisia, offers a comprehensive range of high-quality pipes and tubing suitable for various industrial applications. Our extensive inventory and commitment to exceptional service make us a trusted choice for regional products.
| NB Sizes | Sch 5 | Sch 10 | Sch 40 | Sch 80 | Sch 160 |
| 1/8″ | ✓ | ✓ | ✓ | ✓ | |
| 1/4″ | ✓ | ✓ | ✓ | ✓ | |
| 3/8″ | ✓ | ✓ | ✓ | ✓ | |
| 1/2″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 3/4″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 1″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 1 1/4″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 1 1/2″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 2″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 2 1/2″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 3″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 4″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 5″ | ✓ | ✓ | ✓ | ✓ | |
| 6″ | ✓ | ✓ | ✓ | ✓ |
| 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 Welded Pipes to meet your specific needs. Our dedicated team at Samia Pipes and Tubes provides tailored solutions for all your piping and tubing requirements. For more information, contact us at sales@samiapipes.com.
Stainless Steel 304L Welded Pipes are widely used in industries that require high corrosion resistance and hygienic performance. Common applications include food and beverage processing, pharmaceutical and medical equipment, chemical processing plants, water treatment systems, and heat exchangers. Their low carbon content makes them ideal for welded systems exposed to thermal cycling and corrosive environments. These pipes are also used in architectural, structural, and general engineering applications. Samia Pipes and Tubes supplies 304L welded pipes that deliver long service life, safety, and consistent performance across diverse industrial and commercial sectors.
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