Even though they have an unusual shape, square tubes work out to be a great option for several applications. Many stainless steel square tube producers advocate it in addition to being beneficial as an ornamental element in architecture, mainly due to the shape's stability. The walls of a square pipe are equally spaced from the opposite side, making it more structurally sound than designs like circle or oval tubes.
It is feasible to create different grade 304 stainless steel square tubing sizes to meet application requirements in an economical and effective manner. In addition to having improved corrosion resistance and higher tensile strength despite being utilised in high-temperature environments, marine grade alloy 316 stainless steel square tubing sizes could be made to fulfil marine engineering applications after grade 304. Different Stainless Steel Square Tubing Radius Dimensions are used in railings for stairways, maintenance, or construction projects. Due to the great ductility of the alloys employed, which fall within the austenitic stainless steel category, it is possible to create shapes like these.
Additionally, austenitic Jindal Ss 316/304 Square Pipe have excellent corrosion resistance characteristics in a variety of media, which is what makes these parts so highly important in a number of applications. The material used to make stainless steel square tube has the capacity to endure severe pressures, corrosive elements, and temperatures (such as elevated or cryogenic conditions). The stainless steel square pipe is a widely sought-after component due to the stability offered by its structure as well as the wealth of qualities.
| 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 |
|---|---|---|---|---|---|---|---|
| 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 | |
