SUS 304, a widely used austenitic stainless steel grade, is renowned for its outstanding corrosion resistance, durability, and versatility. The seamless and welded pipes, along with tubes crafted from SUS 304, offer a myriad of applications across various industries. The pipes, available in different sizes and thicknesses, ensure reliable performance in challenging environments. Their resistance to corrosion, oxidation, and chemicals makes them ideal for transporting liquids, gases, and chemicals. The seamless construction ensures a smooth interior, reducing friction and promoting efficient fluid flow.
SUS 304 Tubes exhibit exceptional heat resistance, making them suitable for applications involving high temperatures. This property, coupled with its formability, makes it a top choice in heat exchangers, boilers, and other thermal applications. Beyond its functional properties, SUS 304's aesthetic appeal is noteworthy. Its polished surface finish not only enhances its visual appeal but also contributes to its corrosion resistance. Industries such as petrochemical, pharmaceutical, food processing, and automotive rely on SUS 304 Pipes and Tubes for their unparalleled performance. Whether for structural purposes or fluid transportation, SUS 304 proves to be an excellent choice, combining durability, corrosion resistance, and aesthetic appeal in one versatile package.
Specifications | ASTM A 312 ASME SA 312 / ASTM A 358 ASME SA 358 |
Dimensions | ASTM, ASME and API |
SS 304 Pipes | 1/2″ NB – 16″ NB |
ERW 304 Pipes | 1/2″ NB – 24″ NB |
EFW 304 Pipes | 6″ NB – 100″ NB |
Size | 1/8″NB TO 30″NB IN |
Schedule | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
Type | Seamless / ERW / Welded / Fabricated / LSAW Pipes |
Form | Round Pipes, Custom Pipes, Square Pipes, Rectangular Pipe, “U” Shape, Hydraulic Pipes |
Length | Single Random, Double Random & Cut Length. |
End | Plain End, Beveled End, Treaded |
Grade | 304 | |
UNS No | S30400 | |
Old British | BS | 304S31 |
En | 58E | |
Euronorm | No | 1.4301 |
Name | X5CrNi18-10 | |
Swedish SS | 2332 | |
Japanese JIS | SUS 304 |
Grade | 304 | |
---|---|---|
min | max | |
C | – | 0.08 |
Mn | – | 2.0 |
Si | – | 0.75 |
P | – | 0.045 |
S | – | 0.030 |
Cr | 18.0 | 20.0 |
Mo | – | – |
Ni | 8.0 | 10.5 |
N | – | 0.10 |
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 |
Rockwell B (HR B) max | 201 |
Grade | 304 | |
---|---|---|
Density (kg/m3) | 8000 | |
Elastic Modulus (GPa) | 193 | |
Mean Coefficient of Thermal Expansion (m/m/0C) | 0-1000C | 17.2 |
0-3150C | 17.8 | |
0-5380C | 18.4 | |
Thermal Conductivity (W/m.K) | at 1000C | 16.2 |
at 5000C | 21.5 | |
Specific Heat 0-1000C (J/kg.K) | 500 | |
Electrical Resistivity (n.m) | 720 |