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Ojas Pipes and Tubes, based in Kolkata, India, is a leading manufacturer and supplier of high-quality Stainless Steel 304 Seamless Pipes. Renowned for precision engineering and robust performance, these pipes are crafted to meet stringent industrial standards. Ojas Pipes ensures durability, corrosion resistance, and excellent finish in every pipe produced. Our seamless manufacturing process guarantees uniform strength and smooth surface finish, making our pipes ideal for demanding applications. Serving diverse sectors with reliable products, Ojas Pipes and Tubes is trusted for timely delivery, competitive pricing, and exceptional customer support, positioning us as a top choice in the steel pipe market.
Stainless Steel 304 Seamless Pipes primarily consist of 18-20% chromium and 8-10.5% nickel, providing excellent corrosion resistance and durability. Minor elements include manganese, silicon, and carbon, enhancing strength and flexibility. The pipes exhibit high tensile strength, typically around 515 MPa, with a yield strength near 205 MPa. Their elongation percentage is about 40%, indicating good ductility. The seamless manufacturing process imparts uniform mechanical properties, ensuring resistance to oxidation and stress corrosion cracking. These attributes make Stainless Steel 304 pipes reliable for both high-temperature and corrosive environments.
Range : 6NB to 1200NB
Outer Diameter : 1/8″ NPS to 12″ NPS
Thickness : 0.6 mm to 12.7 mm
Schedules : SCH. 5, 10, 20, 30, 40, 60, 80, 100, 120, 140, 160, XXS.
Length : Single Random, Double Random & Cut Length
Specifications : ASTM A312 / ASTM SA312
Types : Round, Square, Rectangle, Hydraulic, Honed Tubes
End : Plain End, Beveled End
STANDARD | UNS | WERKSTOFF NR. | JIS | AFNOR | BS | GOST | EN |
SS 304 | S30400 | 1.4301 | SUS 304 | Z7CN18‐09 | 304S31 | 08Х18Н10 | X5CrNi18-10 |
Ni | 8 – 11 |
Fe | Balance |
Cr | 18 – 20 |
C | 0.08 max |
Si | 0.75 max |
Mn | 2 max |
P | 0.040 max |
S | 0.030 max |
N | – |
Grade | 304 |
Tensile Strength (MPa) min | 515 |
Yield Strength 0.2% Proof (MPa) min | 205 |
Elongation (% in 50mm) min | 40 |
Hardness | |
Rockwell B (HR B) max | 92 |
Brinell (HB) max | 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 304 Seamless Pipes from Ojas Pipes and Tubes ensures high quality and durability, as these tubing offer excellent corrosion resistance and strength. Our commitment to exceptional service and reliable delivery guarantees customer satisfaction across various industrial applications. Our expertise in stainless steel products ensures you receive a top-tier solution tailored to your needs.
Ojas Pipes and Tubes, one of the largest suppliers of Stainless Steel 304 Seamless Pipes in Kolkata, India, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for stainless steel products in the region.
Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
BS | En | No | Name | ||||
304 | S30400 | 304S31 | 58E | 1.4301 | X5CrNi18-10 | 2332 | SUS 304 |
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 | |||||
304 | 8000 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 | 500 | 720 |
Yes, we offer custom sizes for Stainless Steel 304 Seamless Pipes to meet your specific requirements. Our team at Ojas Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@ojaspipesandtubes.co.in.
Stainless Steel 304 Seamless Pipes are widely used across various industries due to their corrosion resistance, strength, and hygiene standards. They are ideal for chemical and petrochemical plants, oil and gas pipelines, and food processing units, where contamination prevention is critical. These pipes also find applications in pharmaceuticals, water treatment systems, and architectural structures due to their aesthetic finish and durability. Additionally, they serve well in automotive and marine industries, withstanding harsh environmental conditions. Their seamless nature ensures leak-proof connections, making them preferred for high-pressure and high-temperature fluid transportation systems.
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