ASTM A554 Stainless Steel 304 Welded Rectangular Hollow Section
Ranfit Metal is a well-known manufacturer, supplier, and stockiest of ASTM A554 Stainless Steel Gr. 304 Rectangular Hollow Section, are a type of structural steel tube with a rectangular cross-section. Stainless steel grade 304 is often used for these sections due to its excellent corrosion resistance, strength, and aesthetic appeal.
ASTM A554 Stainless Steel 304 Rectangular Hollow Section has moderate corrosion resistance, making it suitable for use in various environments, though it may not be as corrosion-resistant as grades like 304 or 316. ASTM A554 304 SS Rectangular Hollow Section Welded Tubing is relatively easy to form and weld, making it ideal for custom fabrication it also has a good balance of strength and formability, making it useful for structural applications. ASME SA554 Stainless Steel 304 Seamless RHS are available in various sizes, typically in widths ranging from 20 mm to 200 mm and thicknesses from 1.5 mm to 12 mm, though custom sizes can be ordered. SS UNS S30400 Structural Rectangular Hollow Section can be easily fabricated using various techniques, including cutting, drilling, grinding, and welding. The material's high ductility enables it to be formed into complex shapes and curves, while its smooth surface finish ensures easy installation and assembly.
ASTM A554 SS 304 RHS Pipes & Tubes commonly used for building frames, structural supports, and facades, thanks to their aesthetic appeal and strength, in construction of frames for vehicles and transport equipment, it is a popular choice for creating railings and handrails,
ASTM A554: Covers welded stainless steel mechanical tubing, including hollow sections, used for decorative or structural purposes.
Gr. 304: is an austenitic stainless steel, known for its versatility, corrosion resistance, and durability.| Standard | ASTM A554/ ASME SA554 (Ornamental Tubing Specification) or ASTM A312 |
| Grade | Stainless Steel 304 |
| ASME/ANSI Specification | ANSI/ASME B36.10M, ANSI/ASME B36.19M |
| RHS (Rectangular Hollow Sections) Sizes | 10mm x 20mm to 150 x 300mm, other non standard sizes available on request |
| Manufacturing Type | ERW, Welded, CDW, Seamless, 100% X Ray Welded, Fabricated |
| Outside Diameter | 21.3—457.2mm |
| Wall Thickness | 0.5mm to 6mm |
| Scheduled | SCH 40, SCH 5, SCH10, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Length | Up to 6 meters, Custom Cut Lengths |
| Finish | 2B, No.1 Pickled Finish, No.4 finish, BA Finish, No.8 Mirror Finish, Electropolished Rectangular Pipes |
| Packing | In bundles, coating, Ends can be bevelled or rectangular cut, End Capped Certification & supplementary test, Finishing & Identity Mark |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| SS 304 | 1.4301 | S30400 | SUS 304 | 304S31 | 08Х18Н10 | Z7CN18‐09 | X5CrNi18-10 |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| SS 304 | 0.08 max | 2 max | 0.75 max | 0.045 max | 0.030 max | 18 – 20 | - | 8 – 11 | - |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| SS 304 | 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
| 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 |
| Size mm | kg/m | Size mm | kg/m |
|---|---|---|---|
| 40 x 20 x 2.0 | 1.68 | 40 x 20 x 2.5 | 2.03 |
| 40 x 20 x 3.0 | 2.36 | 40 x 25 x 1.5 | 1.44 |
| 40 x 25 x 2.0 | 1.89 | 40 x 25 x 2.5 | 2.23 |
| 50 x 25 x 2.0 | 2.21 | 50 x 25 x 2.5 | 2.72 |
| 50 x 25 x 3.0 | 3.22 | 50 x 30 x 2.5 | 2.92 |
| 50 x 30 x 3.0 | 3.45 | 50 x 30 x 4.0 | 4.46 |
| 50 x 40 x 3.0 | 3.77 | 60 x 40 x 2.0 | 2.93 |
| 60 x 40 x 2.5 | 3.71 | 60 x 40 x 3.0 | 4.39 |
| 60 x 40 x 4.0 | 5.72 | 70 x 50 x 2 | 3.56 |
| 70 x 50 x 2.5 | 4.39 | 70 x 50 x 3.0 | 5.19 |
| 70 x 50 x 4.0 | 6.71 | 80 x 40 x 2.5 | 4.26 |
| 80 x 40 x 3.0 | 5.34 | 80 x 40 x 4.0 | 6.97 |
| 80 x 40 x 5.0 | 8.54 | 80 x 50 x 3.0 | 5.66 |
| 80 x 50 x 4.0 | 7.34 | 90 x 50 x 3.0 | 6.28 |
| 90 x 50 x 3.6 | 7.46 | 90 x 50 x 5.0 | 10.11 |
| 100 x 50 x 2.5 | 5.63 | 100 x 50 x 3.0 | 6.75 |
| 100 x 50 x 4.0 | 8.86 | 100 x 50 x 5.0 | 10.90 |
| 100 x 60 x 3.0 | 7.22 | 100 x 60 x 3.6 | 8.59 |
| 100 x 60 x 5.0 | 11.70 | 120 x 80 x 2.5 | 7.65 |
| 120 x 80 x 3.0 | 9.03 | 120 x 80 x 4.0 | 12.00 |
| 120 x 80 x 5.0 | 14.80 | 120 x 80 x 6.0 | 17.60 |
| 120 x 80 x 8.0 | 22.9 | 150 x 100 x 5.0 | 18.70 |
| 150 x 100 x 6.0 | 22.30 | 150 x 100 x 8.0 | 29.10 |
| 150 x 100 x 10.0 | 35.70 | 160 x 80 x 5.0 | 18.00 |
| 160 x 80 x 6.0 | 21.30 | 160 x 80 x 8.0 | 27.90 |
| 200 x 100 x 5.0 | 22.70 | 200 x 100 x 6.0 | 27.00 |
| 200 x 100 x 8.0 | 35.4 | 200 x 100 x 10.0 | 43.60 |
| 250 x 150 x 5.0 | 30.5 | 250 x 150 x 6.0 | 38.2 |
| 250 x 150 x 8.0 | 48.0 | 250 x 150 x 10 | 59.3 |
| 300 x 200 x 6.0 | 48.10 | 300 x 200 x 8.0 | 60.50 |
| 300 x 200 x 10.0 | 75.00 | 400 x 200 x 8.0 | 73.10 |
| 400 x 200 x 10.0 | 90.70 | 400 x 200 x 16 | 142.00 |
| Size (mm) | Thickness (mm) | Kg/Metre |
|---|---|---|
| 50 x 25 | 2 | 2.23 |
| 50 x 25 | 2.5 | 2.69 |
| 50 x 25 | 3 | 3.25 |
| 50 x 30 | 2.5 | 2.92 |
| 50 x 30 | 3 | 3.45 |
| 50 x 30 | 3.2 | 3.66 |
| 50 x 30 | 4 | 4.46 |
| 50 x 30 | 5 | 5.4 |
| 60 x 40 | 2.5 | 3.71 |
| 60 x 40 | 3 | 4.39 |
| 60 x 40 | 3.2 | 4.66 |
| 60 x 40 | 4 | 5.72 |
| 60 x 40 | 5 | 6.97 |
| 60 x 40 | 6.3 | 8.49 |
| 80 x 40 | 3 | 5.34 |
| 80 x 40 | 3.2 | 5.67 |
| 80 x 40 | 4 | 6.97 |
| 80 x 40 | 5 | 8.54 |
| 80 x 40 | 6.3 | 10.5 |
| 80 x 40 | 8 | 12.8 |
| 80 x 50 | 3 | 5.58 |
| 80 x 50 | 5 | 9.01 |
| 90 x 50 | 3 | 6.28 |
| 90 x 50 | 3.6 | 7.46 |
| 90 x 50 | 5 | 10.1 |
| 90 x 50 | 6.3 | 12.5 |
| 90 x 50 | 8 | 15.3 |
| 100 x 50 | 3 | 6.75 |
| 100 x 50 | 3.2 | 7.18 |
| 100 x 50 | 4 | 8.86 |
| 100 x 50 | 5 | 10.9 |
| 100 x 50 | 6.3 | 13.4 |
| 100 x 50 | 8 | 16.6 |
| 100 x 60 | 3 | 7.22 |
| 100 x 60 | 3.6 | 8.59 |
| 100 x 60 | 5 | 11.7 |
| 100 x 60 | 6.3 | 14.4 |
| 100 x 60 | 8 | 17.8 |
| 120 x 60 | 3.6 | 9.72 |
| 120 x 60 | 5 | 13.3 |
| 120 x 60 | 6.3 | 16.4 |
| 120 x 80 | 8 | 20.4 |
| 120 x 80 | 5 | 14.8 |
| 120 x 80 | 6.3 | 18.4 |
| 120 x 80 | 8 | 22.9 |
| 120 x 80 | 10 | 27.9 |
| 150 x 100 | 5 | 18.7 |
| 150 x 100 | 6.3 | 23.3 |
| 150 x 100 | 8 | 29.1 |
| 150 x 100 | 10 | 35.7 |
| 150 x 100 | 12.5 | 43.6 |
| 160 x 80 | 5 | 18 |
| 160 x 80 | 6.3 | 22.3 |
| 160 x 80 | 8 | 27.9 |
| 160 x 80 | 10 | 34.2 |
| 160 x 80 | 12.5 | 41.6 |
| 200 x 100 | 5 | 22.7 |
| 200 x 100 | 6.3 | 28.3 |
| 200 x 100 | 8 | 35.4 |
| 200 x 100 | 10 | 43.6 |
| 200 x 100 | 12.5 | 53.4 |
| 200 x 100 | 16 | 66.4 |
| 200 x 120 | 5 | 24.2 |
| 200 x 120 | 6.3 | 30.3 |
| 200 x 120 | 8 | 37.9 |
| 200 x 120 | 10 | 46.7 |
| 200 x 120 | 12.5 | 57.3 |
| 200 x 150 | 5 | 26.6 |
| 200 x 150 | 6.3 | 33.2 |
| 200 x 150 | 8 | 41.7 |
| 200 x 150 | 10 | 51.4 |
| 200 x 150 | 12.5 | 63.2 |
| 200 x 150 | 16 | 78.9 |
| 250 x 100 | 6.3 | 33.2 |
| 250 x 100 | 8 | 41.7 |
| 250 x 100 | 10 | 51.4 |
| 250 x 100 | 12.5 | 63.2 |
| 250 x 100 | 16 | 78.9 |
| 250 x 150 | 5 | 30.5 |
| 250 x 150 | 6.3 | 38.2 |
| 250 x 150 | 8 | 48 |
| 250 x 150 | 10 | 59.3 |
| 250 x 150 | 12.5 | 73 |
| 250 x 150 | 16 | 91.5 |
| 300 x 100 | 6.3 | 38.2 |
| 300 x 100 | 8 | 48 |
| 300 x 100 | 10 | 59.3 |
| 300 x 100 | 12.5 | 73 |
| 300 x 100 | 16 | 91.5 |
| 300 x 200 | 6.3 | 48.1 |
| 300 x 200 | 8 | 60.5 |
| 300 x 200 | 10 | 75 |
| 300 x 200 | 12.5 | 92.6 |
| 300 x 200 | 16 | 117 |
| 300 x 250 | 6.3 | 53 |
| 300 x 250 | 8 | 66.8 |
| 300 x 250 | 10 | 82.8 |
| 300 x 250 | 12.5 | 102 |
| 300 x 250 | 16 | 129 |
| 350 x 150 | 6.3 | 48.1 |
| 350 x 150 | 8 | 60.5 |
| 350 x 150 | 10 | 75 |
| 350 x 150 | 12.5 | 92.6 |
| 350 x 150 | 16 | 117 |
| 350 x 250 | 8 | 73.1 |
| 350 x 250 | 10 | 90.7 |
| 350 x 250 | 12.5 | 112 |
| 350 x 250 | 16 | 142 |
| 400 x 150 | 6.3 | 53 |
| 400 x 150 | 8 | 66.8 |
| 400 x 150 | 10 | 82.8 |
| 400 x 150 | 12.5 | 102 |
| 400 x 150 | 16 | 129 |
| 400 x 200 | 6.3 | 57.9 |
| 400 x 200 | 8 | 73.1 |
| 400 x 200 | 10 | 90.7 |
| 400 x 200 | 12.5 | 112 |
| 400 x 200 | 16 | 142 |
| 400 x 300 | 10 | 106 |
| 400 x 300 | 12.5 | 132 |
| 400 x 300 | 16 | 167 |
| 450 x 250 | 8 | 85.7 |
| 450 x 250 | 10 | 106 |
| 450 x 250 | 12.5 | 132 |
| 450 x 250 | 16 | 167 |
| Pressure Rating (psig) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Pipe Size (inches) |
Pipe Schedule | Temperature (oF) | ||||||||
| 100 | 200 | 300 | 400 | 500 | 600 | 650 | 700 | 750 | ||
| 1" | 40 | 2028 | 2629 | 2362 | 2171 | 2019 | 1924 | 1867 | 1824 | 1810 |
| 80 | 4213 | 3634 | 3265 | 3002 | 2791 | 2659 | 2580 | 2528 | 2501 | |
| 160 | 6140 | 5296 | 4759 | 4375 | 4068 | 3876 | 3761 | 3684 | 3646 | |
| 1 1/2" | 40 | 2257 | 1947 | 1750 | 1608 | 1496 | 1425 | 1383 | 1354 | 1340 |
| 80 | 3182 | 2744 | 2466 | 2267 | 2108 | 2009 | 1949 | 1909 | 1889 | |
| 160 | 4619 | 3984 | 3580 | 3291 | 3060 | 2916 | 2829 | 2772 | 2743 | |
| 2" | 40 | 1902 | 1640 | 1474 | 1355 | 1260 | 1201 | 1165 | 1141 | 1129 |
| 80 | 2747 | 2369 | 2129 | 1957 | 1820 | 1734 | 1682 | 1648 | 1631 | |
| 160 | 4499 | 3880 | 3486 | 3205 | 2980 | 2840 | 2755 | 2699 | 2671 | |
| 3" | 40 | 1806 | 1558 | 1400 | 1287 | 1196 | 1140 | 1106 | 1084 | 1072 |
| 80 | 2553 | 2202 | 1979 | 1819 | 1691 | 1612 | 1564 | 1532 | 1516 | |
| 160 | 3840 | 3312 | 2976 | 2736 | 2544 | 2424 | 2352 | 2202 | 2280 | |
| 4" | 40 | 1531 | 1321 | 1187 | 1091 | 1014 | 967 | 938 | 919 | 909 |
| 80 | 2213 | 1909 | 1715 | 1577 | 1466 | 1397 | 1355 | 1328 | 1314 | |
| 160 | 3601 | 3106 | 2791 | 2566 | 2386 | 2273 | 2206 | 2161 | 2138 | |
| 5" | 40 | 1342 | 1158 | 1040 | 956 | 889 | 847 | 822 | 805 | 797 |
| 80 | 1981 | 1709 | 1535 | 1411 | 1312 | 1250 | 1213 | 1189 | 1176 | |
| 160 | 3414 | 2945 | 2646 | 2433 | 2262 | 2155 | 2091 | 2049 | 2027 | |
| 6" | 40 | 1219 | 1052 | 945 | 869 | 808 | 770 | 747 | 732 | 724 |
| 80 | 1913 | 1650 | 1483 | 1363 | 1267 | 1208 | 1172 | 1148 | 1136 | |
| 160 | 3289 | 2836 | 2549 | 2343 | 2179 | 2076 | 2014 | 1973 | 1953 | |
| 8" | 40 | 1073 | 926 | 832 | 765 | 711 | 678 | 657 | 644 | 637 |
| 80 | 1692 | 1459 | 1311 | 1205 | 1121 | 1068 | 1036 | 1015 | 1005 | |
| 160 | 3175 | 2738 | 2460 | 2262 | 2103 | 2004 | 1944 | 1905 | 1885 | |
| 10" | 40 | 974 | 840 | 755 | 694 | 645 | 615 | 596 | 584 | 578 |
| 80 | 1609 | 1388 | 1247 | 1147 | 1066 | 1016 | 986 | 966 | 956 | |
| 160 | 3147 | 2714 | 2439 | 2242 | 2085 | 1986 | 1927 | 1880 | 1868 | |
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