Neeka Tubes is a renowned Manufacturer and Supplier of Stainless Steel 316 Square Tubing for its high strength, corrosion resistance and durability. Our SS 316 Square Tubes are designed to be easily weldable, have high oxidation resistance and are accurate in their dimensions to enable long service. These tubes are manufactured to fit the market requirements in terms of quality and reliability for highly stressed operations.
SS 316 Square Tubing has a balanced composition, including 16-18% Chromium, 11-14% Nickel and 2-3% Molybdenum, ensuring superior corrosion resistance. It features a minimum tensile strength of 515 MPa, yield strength of 205 MPa and a maximum hardness of 192 HBW or 90 HRB. It is available in nominal bore size of 1/2”NB to 24”NB with Schedule 5S to Schedule XXS thickness and Single Random, Double Random, or Cut Length. These tubes conform to ASTM/ASME A554, A213, A269 / SA554, SA213 and A269 standards and are highly strong and versatile to be used in various applications.
SS 316 Square Tubing is widely used in industries requiring superior corrosion resistance and strength. They are suitable for uses in marine, chemical processing, food processing and pharmaceutical industries because of its high durability and hygiene. 316 Stainless Steel Square Tubing is also used in structural frameworks, handrails and heat exchangers, ensuring longevity and reliability in demanding environments.
Tube Range | 1/2″ OD – 12″ OD, Guage: 25 SWG – 10 SWG |
Outer Diameter | 3.00 mm – 219.10 mm |
Wall Thickness | 0.40 mm – 12.70 mm |
Schedules | 5, 10S, 10, 30, 40S, 40, 80, 80S, XS, 160, XXH |
Length | Upto 30 meters, Custom Cut Lengths |
Specifications | ASTM A213 / ASTM SA213 |
Types | Round, Square, Rectangle, Coil, “U” Shape, Hydraulic & Honed Tubes |
Grade | UNS | C | Mn | P | S | Si | Cr | Ni |
SS 316 | S31600 | 0.08 max | 2.00 max | 0.045 max | 0.030 max | 1.00 max | 18.0 – 20.0 | 8.0 – 11.0 |
Material | Heat Treatment | Temperature (ºF/ºC) | Tensile Strength Ksi (MPa), Min. | Yield Strength Ksi (MPa), Min. | Elongation %, Min |
SS 316 Square Tube | Solution | 1900 (1040) | 75 (515) | 30 (205) | 35 |
Grade | UNS | Old British (BS) | Euronorm (EN) | Swedish (SS) | Japanese (JIS) |
SS 316 | S31600 | 304S15 / 304S16 / 304S31 | 1.4301 | 2332 | SUS 304 |
Contact Neeka tubes today for a best offer & competitive quotation Of SS 316 Square Tube
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Square Tubing Size | Square Tube Thickness | Square Tubing Kg / Metre |
---|---|---|
20 X 20 | 2 | 1.11 Square Tube |
25 X 25 | 2 | 1.43 Square Tube |
25 X 25 | 2.5 | 1.74 Square Tube |
25 X 25 | 3 | 2.04 Square Tube |
30 X 30 | 2 | 1.74 Square Tube |
30 X 30 | 2.5 | 2.14 Square Tubes |
30 X 30 | 3 | 2.51 Square Tubes |
30 X 30 | 3.2 | 2.65 Square Tubes |
40 X 40 | 2 | 2.37 Square Tubes |
40 X 40 | 2.5 | 2.92 Square Tubes |
40 X 40 | 3 | 3.45 Square Tubes |
40 X 40 | 4 | 4.46 Square Tubes |
40 X 40 | 5 | 5.40 Square Tubes |
50 X 50 | 2 | 3.00 Square Tubes |
50 X 50 | 2.5 | 3.71 Square Tubes |
50 X 50 | 3 | 4.39 Square Tubes |
50 X 50 | 4 | 5.72 Square Tubes |
50 X 50 | 5 | 6.97 Tubes |
50 X 50 | 6 | 8.20 Square Tubes |
50 X 50 | 8 | 10.50 Square Tubes |
60 X 60 | 3 | 5.34 Tubes |
60 X 60 | 3.2 | 5.67 Square Tubes |
60 X 60 | 3.6 | 6.34 Tubes |
60 X 60 | 4 | 6.97 Tubing |
60 X 60 | 5 | 8.54 Tubing |
70 X 70 | 2.5 | 5.28 Tubing |
70 X 70 | 3 | 6.28 Tubing |
70 X 70 | 3.5 | 7.25 Tubing |
70 X 70 | 3.6 | 7.46 Tubing |
70 X 70 | 4 | 8.23 Tubing |
70 X 70 | 5 | 10.10 Tubing |
70 X 70 | 8 | 15.29 Tubing |
70 X 70 | 10 | 19.13 Tubing |
80 X 80 | 3 | 7.22 Tubing |
80 X 80 | 3.5 | 8.35 Tubing |
80 X 80 | 3.6 | 8.59 Tubing |
80 X 80 | 4 | 9.48 Tubing |
80 X 80 | 5 | 11.70 Tubing |
80 X 80 | 6 | 13.80 Tubing |
80 X 80 | 6.3 | 14.40 Tubing |
80 X 80 | 8 | 17.83 Tubing |
80 X 80 | 10 | 21.88 Tubing |
90 X 90 | 3 | 8.16 Tubing |
90 X 90 | 3.5 | 9.45 Tubing |
90 X 90 | 3.6 | 9.72 Tubing |
90 X 90 | 4 | 10.70 Tubing |
90 X 90 | 5 | 13.30 Tubing |
90 X 90 | 6 | 15.70 Tubing |
90 X 90 | 6.3 | 16.40 Tubing |
90 X 90 | 8 | 20.32 Tubing |
90 X 90 | 10 | 25.53 Tubing |
100 X 100 | 3 | 9.10 Tubing |
100 X 100 | 4 | 12.00 Tubing |
100 X 100 | 5 | 14.80 Tubing |
100 X 100 | 6 | 17.60 Tubing |
100 X 100 | 6.3 | 18.40 Tubing |
100 X 100 | 8 | 22.90 Tubes |
100 X 100 | 10 | 27.86 Tubes |
100 X 100 | 12 | 33.44 Tubes |
120 X 120 | 4 | 14.50 Tubes |
120 X 120 | 5 | 18.00 Tubes |
120 X 120 | 6 | 21.30 Tubes |
120 X 120 | 6.3 | 22.30 Tubes |
120 X 120 | 8 | 27.90 Tubes |
120 X 120 | 10 | 34.13 Tubes |
120 X 120 | 12 | 39.94 Tubes |
120 X 120 | 16 | 54.64 Tubes |
140 X 140 | 6 | 25.97 Tubes |
140 X 140 | 8 | 32.89 Tubes |
140 X 140 | 10 | 41.15 Tubes |
150 X 150 | 4 | 18.30 Tubes |
150 X 150 | 5 | 22.70 Tubes |
150 X 150 | 6 | 27.00 Tubes |
150 X 150 | 6.3 | 28.30 Tubes |
150 X 150 | 8 | 35.40 Tubes |
150 X 150 | 10 | 43.47 Tubes |
150 X 150 | 12 | 53.48 Tubes |
150 X 150 | 16 | 65.05 Tubes |
160 X 160 | 6 | 27.39 Tubes |
160 X 160 | 8 | 36.90 Tubes |
160 X 160 | 10 | 46.88 Tubes |
180 X 180 | 5 | 27.97 Tubes |
180 X 180 | 6 | 33.26 Tubes |
180 X 180 | 8 | 43.00 Tubes |
180 X 180 | 10 | 53.00 Tubes |
180 X 180 | 12 | 61.01 Tubes |
180 X 180 | 12.5 | 65.20 Tubes |
180 X 180 | 16 | 81.30 Tubes |
200 X 200 | 5 | 31.18 Tubing |
200 X 200 | 6 | 37.09 Tubing |
200 X 200 | 8 | 48.00 Tubing |
200 X 200 | 10 | 59.30 Tubing |
200 X 200 | 12 | 68.84 Tubing |
200 X 200 | 12.5 | 73.00 Tubing |
200 X 200 | 16 | 90.91 Tubing |
250 X 250 | 6 | 46.83 Tubing |
250 X 250 | 8 | 60.50 Tubing |
250 X 250 | 10 | 75.00 Tubing |
250 X 250 | 12 | 88.45 Tubing |
250 X 250 | 12.5 | 92.70 Tubing |
250 X 250 | 16 | 111.48 Tubing |
300 X 300 | 6 | 55.30 Tubing |
300 X 300 | 8 | 74.18 Tubing |
300 X 300 | 10 | 90.70 Tubing |
300 X 300 | 12 | 108.68 Tubing |
300 X 300 | 12.5 | 112.00 Tubing |
300 X 300 | 16 | 141.84 Tubing |
350 X 350 | 10 | 105.93 Tubing |
350 X 350 | 12 | 126.74 Tubing |
350 X 350 | 16 | 166.94 Tubing |
400 X 400 | 8 | 97.56 Tubing |
400 X 400 | 10 | 121.95 Tubing |
400 X 400 | 12 | 151.97 Tubing |
400 X 400 | 16 | 191.94 Tubing Kg / Metr |
AVE. WALL INCHES | MIN YIELD STRENGTH (PSI) | MIN TENSILE STRENGTH (PSI) | THEORETICAL BURST PRESSURE * (PSI) | WORKING PRESSURE (PSI) 25% OF BURST | THEORETICAL YIELD POINT ** (PSI) | COLLAPSE PRESSURE *** (PSI) | |
---|---|---|---|---|---|---|---|
0.250 | 0.020 | 30,000 | 75,000 | 14,286 | 3,571 | 5,714 | 4,416 |
0.250 | 0.028 | 30,000 | 75,000 | 21,649 | 5,412 | 8,660 | 5,967 |
0.250 | 0.035 | 30,000 | 75,000 | 29,167 | 7,292 | 11,667 | 7,224 |
0.250 | 0.049 | 30,000 | 75,000 | 48,355 | 12,089 | 19,342 | 9,455 |
0.250 | 0.065 | 30,000 | 75,000 | 81,250 | 20,313 | 32,500 | 11,544 |
0.375 | 0.020 | 30,000 | 75,000 | 8,955 | 2,239 | 3,582 | 3,029 |
0.375 | 0.028 | 30,000 | 75,000 | 13,166 | 3,292 | 5,266 | 4,145 |
0.375 | 0.035 | 30,000 | 75,000 | 17,213 | 4,303 | 6,885 | 5,077 |
0.375 | 0.049 | 30,000 | 75,000 | 26,534 | 6,634 | 10,614 | 6,816 |
0.375 | 0.065 | 30,000 | 75,000 | 39,796 | 9,949 | 15,918 | 8,597 |
0.500 | 0.020 | 30,000 | 75,000 | 6,522 | 1,630 | 2,609 | 2,304 |
0.500 | 0.028 | 30,000 | 75,000 | 9,459 | 2,365 | 3,784 | 3,172 |
0.500 | 0.035 | 30,000 | 75,000 | 12,209 | 3,052 | 4,884 | 3,906 |
0.500 | 0.049 | 30,000 | 75,000 | 18,284 | 4,571 | 7,313 | 5,304 |
0.500 | 0.065 | 30,000 | 75,000 | 26,351 | 6,588 | 10,541 | 6,786 |
0.500 | 0.083 | 30,000 | 75,000 | 37,275 | 9,319 | 14,910 | 8,307 |
0.625 | 0.020 | 30,000 | 75,000 | 5,128 | 1,282 | 2,051 | 1,859 |
0.625 | 0.028 | 30,000 | 75,000 | 7,381 | 1,845 | 2,953 | 2,568 |
0.625 | 0.035 | 30,000 | 75,000 | 9,459 | 2,365 | 3,784 | 3,172 |
0.625 | 0.049 | 30,000 | 75,000 | 13,947 | 3,487 | 5,579 | 4,335 |
0.625 | 0.065 | 30,000 | 75,000 | 19,697 | 4,924 | 7,879 | 5,591 |
0.625 | 0.083 | 30,000 | 75,000 | 27,124 | 6,781 | 10,850 | 6,910 |
0.625 | 0.095 | 30,000 | 75,000 | 32,759 | 8,190 | 13,103 | 7,734 |
0.625 | 0.109 | 30,000 | 75,000 | 40,172 | 10,043 | 16,069 | 8,639 |
0.750 | 0.028 | 30,000 | 75,000 | 6,052 | 1,513 | 2,421 | 2,156 |
0.750 | 0.035 | 30,000 | 75,000 | 7,721 | 1,930 | 3,088 | 2,669 |
0.750 | 0.049 | 30,000 | 75,000 | 11,273 | 2,818 | 4,509 | 3,664 |
0.750 | 0.065 | 30,000 | 75,000 | 15,726 | 3,931 | 6,290 | 4,749 |
0.750 | 0.083 | 30,000 | 75,000 | 21,318 | 5,330 | 8,527 | 5,905 |
0.750 | 0.095 | 30,000 | 75,000 | 25,446 | 6,362 | 10,179 | 6,637 |
0.750 | 0.109 | 30,000 | 75,000 | 30,733 | 7,683 | 12,293 | 7,453 |
0.750 | 0.120 | 30,000 | 75,000 | 35,294 | 8,824 | 14,118 | 8,064 |
0.875 | 0.020 | 30,000 | 75,000 | 3,593 | 898 | 1,437 | 1,340 |
0.875 | 0.028 | 30,000 | 75,000 | 5,128 | 1,282 | 2,051 | 1,859 |
0.875 | 0.035 | 30,000 | 75,000 | 6,522 | 1,630 | 2,609 | 2,304 |
0.049 | 30,000 | 75,000 | 9,459 | 2,365 | 3,784 | 3,172 | |
0.875 | 0.065 | 30,000 | 75,000 | 13,087 | 3,272 | 5,235 | 4,126 |
0.875 | 0.083 | 30,000 | 75,000 | 17,560 | 4,390 | 7,024 | 5,152 |
0.875 | 0.095 | 30,000 | 75,000 | 20,803 | 5,201 | 8,321 | 5,807 |
0.875 | 0.109 | 30,000 | 75,000 | 24,886 | 6,221 | 9,954 | 6,543 |
0.875 | 0.120 | 30,000 | 75,000 | 28,346 | 7,087 | 11,339 | 7,100 |
1.000 | 0.028 | 30,000 | 75,000 | 4,449 | 1,112 | 1,780 | 1,633 |
1.000 | 0.035 | 30,000 | 75,000 | 5,645 | 1,411 | 2,258 | 2,027 |
1.000 | 0.049 | 30,000 | 75,000 | 8,149 | 2,037 | 3,259 | 2,796 |
1.000 | 0.065 | 30,000 | 75,000 | 11,207 | 2,802 | 4,483 | 3,647 |
1.000 | 0.083 | 30,000 | 75,000 | 14,928 | 3,732 | 5,971 | 4,567 |
1.000 | 0.095 | 30,000 | 75,000 | 17,593 | 4,398 | 7,037 | 5,159 |
1.000 | 0.109 | 30,000 | 75,000 | 20,908 | 5,227 | 8,363 | 5,827 |
1.000 | 0.120 | 30,000 | 75,000 | 23,684 | 5,921 | 9,474 | 6,336 |
1.000 | 0.134 | 30,000 | 75,000 | 27,459 | 6,865 | 10,984 | 6,963 |
1.250 | 0.035 | 30,000 | 75,000 | 4,449 | 1,112 | 1,780 | 1,633 |
1.250 | 0.049 | 30,000 | 75,000 | 6,380 | 1,595 | 2,552 | 2,260 |
Packing and Marking Details
Our 316 SS Square Tubing is packed in fabric bundles, plywood cases with plastic packing for safe shipment. Custom packaging is also available upon request. They also come with labels of grade, size, heat number and the manufacturer’s details to help with identification and tracking.
Quality Checks & Certifications
Our UNS S31600 Square Tubing undergoes strict quality tests such as hardness Test, which checks material strength, the Tension Test, which measures resistance to pulling forces and the Nondestructive Test, to ensure reliability and durability. We provide essential certifications such as the Manufacturer Test Certificate (EN 10204 3.1 B), Laboratory Test Certificate from a government-approved lab and certification under Third-Party Inspection to guarantee quality and compliance.
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