Square tubes are unconventional in terms of their shape, yet, they prove to be a fantastic choice for certain applications. Aside from being useful as a decorative component in architecture, it is recommended by many stainless steel square tube manufacturers, mostly because the shape is a very stable one. In comparison to shapes like circle or oval tubes, the walls of a square pipe are equidistant from the adjacent side giving it a structurally sound design.
Economical and efficient, it is possible to manufacture various grade 304 Stainless Steel Square Tubing Sizes to suit the needs of the applications. After grade 304, marine grade alloy 316 Stainless Steel Square Tubing Sizes could be produced to meet the marine engineering applications, especially as the alloy has superior resistance to corrosion, and the alloy has higher tensile strength despite being used at elevated temperature settings. Railings for staircases, maintenance, or building structures involve the use of different Stainless Steel Square Tubing Radius Dimensions. Since the alloys used to belong to the austenitic stainless steel category, ductility is very high, making it possible to achieve shapes like these.
Moreover the austenitic Jindal Ss 316 / 304 Square Pipe exhibit really good corrosion resistance properties in varying media, which is what makes these components highly valuable in several industries. The material for stainless steel square tubing has the ability to withstand extreme temperatures (i.e. either elevated or cryogenic environments), pressures, and destructive elements. The stability provided by its structure in combination with the abundant properties makes the Stainless Steel Square Pipe a highly sought after component.
Grades | ASTM A554 MT304/ MT304L/ MT316L / MT309S / MT310 / MT310S / MT308 / MT202 / MT321 / MT347 / MT430. |
Size Range | ½" to 8" Dia |
Wall Thickness | 0.049" to 0.375" |
Manufacturing Type | Seamless / ERW / Welded / Fabricated / CDW / CDS / DOM / CEW / 100% X Ray Welded |
Delivery Condition (Welded) | Cold reduced and annealing, Annealed and Pickled (AP), cold reduced |
Surface Finish | Polished 180 grit, polished 320 grit, Mill finish |
Standard | SUS, JIS, AISI, ASTM, GB, DIN, EN |
Swg & Bwg | 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg. |
Processing Service | Bending, Welding, Decoiling, Punching, Cutting, Moulding |
Value Added Services |
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Technique | Cold drawn, Cold rolled, Hot rolled, Extrusion Tube |
Packing | Packed in PE Fabric Bundles or ply wooden box wrapped in plastic or Standard seaworthy export packing or as per customers' request |
Tolerance |
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Test Certificate |
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Port | Mumbai, India |
Gauge | 18 | 16 | 14 | 11 | 7 | 1/4 | 3/8 |
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Inches | 0.049 | 0.065 | 0.083 | 0.120 | 0.180 | 0.250 | 0.375 |
1/2 | 0.30 | 0.39 | |||||
5/8 | 0.38 | 0.40 | |||||
3/4 | 0.50 | 65.00 | 0.81 | 1.13 | |||
1 | 0.63 | 0.83 | 1.03 | 1.45 | 2.17 | ||
1-1/4 | 0.82 | 1.08 | 1.37 | 1.93 | 2.99 | ||
1-1/2 | 0.97 | 1.27 | 1.61 | 2.26 | 3.63 | 4.41 | |
1-3/4 | 1.13 | 1.49 | 1.88 | 2.66 | 3.75 | ||
2 | 1.30 | 1.69 | 2.14 | 3.06 | 4.46 | 6.01 | |
2-1/2 | 2.72 | 3.88 | 5.68 | 7.67 | |||
3 | 3.29 | 4.97 | 6.90 | 9.35 | |||
3-1/2 | 5.67 | 8.06 | 10.89 | ||||
4 | 6.26 | 9.27 | 12.68 | 18.52 | |||
5 | 8.02 | 11.90 | 16.35 | 23.53 | |||
6 | 9.46 | 14.07 | 18.77 | 28.53 | |||
8 | 26.03 | 38.55 |
ASTM A554/ASME SA 554 Grade MT 316L | A554 Gr MT 304L |
ASTM A554 Grade MT304 | ASTM A554 Gr MT304 |
ASTM A554 Round Tubing | A554 Grade Welded Tubing |
A554 Mechanical Tubing | A554 Gr MT316 |
A554 Ornamental Tubing | A554 Gr MT 316L |
Largest Specified OD (in Inches/ mm) |
Wall Thickness (WT) | OD ± | ||
inches | mm | inches | mm | |
Under ½ (12.7) | 00.020 to 0.049 | 00.51 to 1.24 | 00.004 | 00.10 |
½ to 1 (12.7 to 25.4) | 00.020 to 0.065 | 00.51 to 1.65 | 00.005 | 00.13 |
½ to 1 (12.7 to 25.4) | over 0.065 to 0.134 | over 1.65 to 3.40 | 00.010 | 00.25 |
over 1 to 1½ (25.4 to 38.1) including | 00.025 to 0.065 | 00.64 to 1.65 | 00.008 | 00.20 |
over 1 to 1½ (25.4 to 38.1) including | over 0.065 to 0.134 | over 1.65 to 3.40 | 00.010 | 00.25 |
over 1½ to 2 (38.1 to 50.8) including | 00.025 to 0.049 | 00.64 to 1.24 | 00.010 | 00.25 |
over 1½ to 2 (38.1 to 50.8) including | over 0.049 to 0.083 | over 1.24 to 2.11 | 00.011 | 00.28 |
over 1½ to 2 (38.1 to 50.8) including | over 0.083 to 0.149 | over 2.11 to 3.78 | 00.012 | 00.30 |
over 2 to 2½ (50.8 to 63.5) including | 00.032 to 0.065 | 00.81 to 1.65 | 00.012 | 00.30 |
over 2 to 2½ (50.8 to 63.5) including | over 0.065 to 0.109 | over 1.65 to 2.77 | 00.013 | 00.33 |
over 2 to 2½ (50.8 to 63.5) including | over 0.109 to 0.165 | over 2.77 to 4.19 | 00.014 | 00.36 |
over 2½ to 3½ (63.5 to 88.9) including | 00.032 to 0.165 | 00.81 to 4.19 | 00.014 | 00.36 |
over 2½ to 3½ (63.5 to 88.9) including | over 0.165 | over 4.19 | 00.020 | 00.51 |
over 3½ to 5 (88.9 to 127.0) including | 00.035 to 0.165 | 00.89 to 4.19 | 00.020 | 00.51 |
over 3½ to 5 (88.9 to 127.0) including | over 0.165 | over 4.19 | 00.025 | 00.64 |
over 5 to 7½ (127.0 to 190.5) including | 00.049 to 0.250 | 1.24 to 6.35 | 00.025 | 00.64 |
over 5 to 7½ (127.0 to 190.5) including | over 0.250 | over 6.35 | 00.030 | 00.76 |
over 7½ to 16 (190.5 to 406.4) including | all | all | 00.00125 in./ in. or mm/ mm of circumstances |