STAINLESS STEEL TUBE, STAINLESS STEEL SEAMLESS TUBE SPECIFICATION
Stainless Steel Tube Specification
ASTM A213, ASTM A249, ASTM A268, ASTM A269, ASTM A270 & Its equivalent ASME, DIN & EN Standard.
Stainless Steel Tube Suppliers Grades
304, 304L, 304H, 304LN, 309S, 310S, 316, 316L, 316H, 316Ti, 317, 317L, 321, 321H, 347, 347H, 410,446
Stainless Steel Tube Type
Seamless / Welded
Stainless Steel Tube Outer Diameter Size
1/4” OD, NB to 3” OD, NB sizes
Stainless Steel Tube Thickness
1mm to 12mm, SCH 5/5S, 10/10S, 20/20S, 40/40S, 80/80S, 120/120S, 160/160S as per ANSI B36.19/36.10
Stainless Steel Welded Tube Length
Up to 6 meters, custom cut lengths
Stainless Steel Tube Ends
No.1 Pickled Finish, No.4 finish, BA Finish, Electropolished Seamless Tubes
Stainless Steel Tube Delivery Conditions
As Rolled, Formed, Stress Relieved, Annealed, Hardened, Tempered, Cold Draw
Stainless Steel Tube Suppliers Coating
Electropolish, Mechanical Polish, Satin Finish, Passivated
Stainless Steel Tube Other Testing
Product Analysis, Transverse Tension Test, Flattening Test, Etching Test, Radiographic Examination, Stabilizing Heat Treatment, Intergranular Corrosion Test, Weld Decay Test, Magnetic Particle Detection, Grain Size Test, NACE 0175, Dual Grade, PWHT (POST WELD HEAT TREATMENT), Flare Test, Bend Test, Hardness Test, Tensile Test etc
Stainless Steel Tube Dimension
All Stainless Steel Tubes are Manufactured and Inspected / Tested to the Relevant standards including ASTM and ASME
Stainless Steel Tube Value Added Services
Draw / Expansion / Machining / Sand Blasting / Shot Blasting / Heat Treatment
Stainless Steel Tube Packaging
Loose / Bundle / Wooden Pallet / Wooden Box / Plastic Cloth Wraps / Plastic End Caps / Beveled Protector
Stainless Steel Tube Material Test Certificate
Manufacturer Test Certificate As Per EN10204 3.1, 3.2 / Laboratory Test Certificate From NABL Approved Lab. / Under Third Party Inspection Agency Like SGS, TUV, DNV, LLOYDS, ABS ETC
Stainless Steel Tube Delivery
By Road – Truck / Train, By Sea – Break-bulk Conventional Vessel / FCL (Full Container Load) / LCL (Less Container Load) / 20 Feet Container / 30 Feet Container / 35 Feet Container / High Cube Container / Open Top Container, By Air – Freighter Civil Passenger and Cargo Planes
Stainless steel tubes are finished in accordance with customer needs regarding dimensional and wall thickness specifications as well as heat treatment for more demanding applications. In general a stainless steel seamless tube is manufactured in sizes from 1/8” to 24” according to current standards API, ASTM, and ASME. If required for special projects we can also supply seamless tubes for large diameter sizes.
STAINLESS STEEL TUBES DIMENSIONS
Seamless Type 304L
ASTM A213
Average wall
Size OD, Inches
BW Ga.
Wall Dec-In.
ID
Weight Lbs/Ft.
STAINLESS STEEL Tubes
1/8
22
0.028
0.069
0.0290
20
0.035
0.055
0.0336
Stainless Steel Tube 3/16
22
0.028
0.131
0.0478
STAINLESS STEEL Tubes
1/4
25
0.020
0.210
0.0491
22
0.028
0.194
0.0664
21
0.032
0.187
0.0745
20
0.035
0.180
0.0804
18
0.049
0.152
0.1052
16
0.065
0.120
0.1284
STAINLESS STEEL Tubes
5/16
20
0.035
0.242
0.1039
18
0.049
0.214
0.1382
16
0.065
0.182
0.1722
STAINLESS STEEL Tubes
3/8
22
0.028
0.319
0.1038
20
0.035
0.305
0.1271
18
0.049
0.277
0.1706
16
0.065
0.245
0.2152
Stainless Steel Tube 7/16
18
0.049
0.340
0.2036
STAINLESS STEEL Tubes
1/2
25
0.020
0.460
0.1025
20
0.035
0.430
0.1738
18
0.049
0.402
0.2360
16
0.065
0.370
0.3020
STAINLESS STEEL Tubes
5/8
20
0.035
0.555
0.2205
18
0.049
0.527
0.3014
16
0.065
0.495
0.3888
STAINLESS STEEL Tubes
3/4
20
0.035
0.680
0.2673
18
0.049
0.652
0.3668
16
0.065
0.620
0.4755
14
0.083
0.584
0.5913
STAINLESS STEEL Tubes
7/8
18
0.049
0.777
0.4323
16
0.065
0.745
0.5623
11
0.120
0.635
0.9676
STAINLESS STEEL Tubes
1
20
0.035
0.930
0.3607
18
0.049
0.902
0.4977
16
0.065
0.870
0.6491
14
0.083
0.834
0.8129
11
0.120
0.760
1.1278
Stainless Steel Tube 1-1/4
11
0.120
1.010
1.4480
OD inches
Ave. Wall inches
D/t Ratio
ID inches
Tube Cross Sectional Area (in2)
Internal Area (in2)
0.250 0.020 12.50 0.210 0.0145 0.0346 0.250 0.028 8.93 0.194 0.0195 0.0296 0.250 0.035 7.14 0.180 0.0236 0.0254 0.250 0.049 5.10 0.152 0.0309 0.0181 0.250 0.065 3.85 0.120 0.0378 0.0113 0.375 0.020 18.75 0.335 0.0223 0.0881 0.375 0.028 13.39 0.319 0.0305 0.0799 0.375 0.035 10.71 0.305 0.0374 0.0731 0.375 0.049 7.65 0.277 0.0502 0.0603 0.375 0.065 5.77 0.245 0.0633 0.0471 0.500 0.020 25.00 0.460 0.0302 0.1662 0.500 0.028 17.86 0.444 0.0415 0.1548 0.500 0.035 14.29 0.430 0.0511 0.1452 0.500 0.049 10.20 0.402 0.0694 0.1213 0.500 0.065 7.69 0.370 0.0888 0.1075 0.500 0.083 6.02 0.334 0.1087 0.0876 0.625 0.020 31.25 0.585 0.0380 0.2688 0.625 0.028 22.32 0.569 0.0525 0.2543 0.625 0.035 17.86 0.555 0.0649 0.2419 0.625 0.049 12.76 0.527 0.0887 0.2181 0.625 0.065 9.62 0.495 0.1144 0.1924 0.625 0.083 7.53 0.459 0.1413 0.1655 0.625 0.095 6.58 0.435 0.1582 0.1486 0.625 0.109 5.73 0.407 0.1767 0.1301 0.750 0.028 26.79 0.694 0.0635 0.3783 0.750 0.035 21.43 0.680 0.0786 0.3632 0.750 0.049 15.31 0.652 0.1079 0.3339 0.750 0.065 11.54 0.620 0.1399 0.3019 0.750 0.083 9.04 0.584 0.1739 0.2679 0.750 0.095 7.89 0.560 0.1955 0.2463 0.750 0.109 6.88 0.532 0.2195 0.2223 0.750 0.120 6.25 0.510 0.2375 0.2043 0.875 0.020 43.75 0.835 0.0537 0.5476 0.875 0.028 31.25 0.819 0.0745 0.5268 0.875 0.035 25.00 0.805 0.0924 0.5090 0.875 0.049 17.86 0.777 0.1272 0.4742 0.875 0.065 13.46 0.745 0.1654 0.4359 0.875 0.083 10.54 0.709 0.2065 0.3948 0.875 0.095 9.21 0.685 0.2328 0.3685 0.875 0.109 8.03 0.657 0.2623 0.3390 0.875 0.120 7.29 0.635 0.2846 0.3167 1.000 0.028 35.71 0.944 0.0855 0.6999 1.000 0.035 28.57 0.930 0.1061 0.6793 1.000 0.049 20.41 0.902 0.1464 0.6390 1.000 0.065 15.38 0.870 0.1909 0.5945 1.000 0.083 12.05 0.834 0.2391 0.5463 1.000 0.095 10.53 0.810 0.2701 0.5153 1.000 0.109 9.17 0.782 0.3051 0.4803 1.000 0.120 8.33 0.760 0.3318 0.4536 1.000 0.134 7.46 0.732 0.3646 0.4208 1.250 0.035 35.71 1.180 0.1336 1.0936 1.250 0.049 25.51 1.152 0.1849 1.0423 1.250 0.065 19.23 1.120 0.2420 0.9852 1.250 0.083 15.06 1.084 0.304L3 0.9229 1.250 0.095 13.16 1.060 0.3447 0.8825 1.250 0.109 11.47 1.032 0.3907 0.8365 1.250 0.120 10.42 1.010 0.4260 0.8012 1.250 0.134 9.33 0.982 0.4698 0.7574 1.500 0.035 42.86 1.430 0.1611 1.6061 1.500 0.049 30.61 1.402 0.2234 1.5438 1.500 0.065 23.08 1.370 0.2930 1.4741 1.500 0.083 18.07 1.334 0.3695 1.3977 1.500 0.095 15.79 1.310 0.4193 1.3478 1.500 0.109 13.76 1.282 0.4763 1.2908 1.500 0.120 12.50 1.260 0.5202 1.2469 1.500 0.134 11.19 1.232 0.5750 1.1921 1.500 0.148 10.14 1.204 0.6286 1.1385 1.750 0.035 50.00 1.680 0.1886 2.2167 1.750 0.049 40.82 1.902 0.3003 2.8413 1.750 0.065 26.92 1.620 0.3441 2.0612 1.750 0.083 21.08 1.584 0.4347 1.9706 1.750 0.095 18.42 1.560 0.4939 1.9113 1.750 0.109 16.06 1.532 0.5619 1.8433 1.750 0.120 14.58 1.510 0.6145 1.7908 1.750 0.134 13.06 1.482 0.6803 1.7250 1.750 0.148 11.82 1.454 0.7449 1.6604 1.750 0.165 10.61 1.420 0.8216 1.5837 2.000 0.035 57.14 1.930 0.2161 2.9255 2.000 0.049 40.82 1.902 0.3003 2.8413 2.000 0.065 30.77 1.870 0.3951 2.7465 2.000 0.083 24.10 1.834 0.4999 2.6417 2.000 0.095 21.05 1.810 0.5685 2.5730 2.000 0.109 18.35 1.782 0.6475 2.4941 2.000 0.120 16.67 1.760 0.7087 2.4328 2.000 0.134 14.93 1.732 0.7855 2.3561 2.000 0.148 13.51 1.704 0.8611 2.2805 2.000 0.165 12.12 1.670 0.9512 2.1904
STAINLESS STEEL TUBE SIZES METRIC
OD MM
ID MM
WALL MM
OD INCHES
ID INCHES
WALL INCHES
2.00 1.00 0.50 0.079 0.039 0.020 2.00 1.50 0.25 0.079 0.059 0.010 2.50 1.50 0.50 0.099 0.059 0.020 3.00 2.40 0.30 0.118 0.095 0.012 4.00 2.00 1.00 0.157 0.079 0.039 4.50 3.50 0.50 0.177 0.137 0.020 5.00 2.00 1.50 0.197 0.079 0.059 5.00 3.00 1.00 0.197 0.118 0.040 5.00 3.50 0.75 0.197 0.137 0.030 5.00 4.00 0.50 0.197 0.157 0.020 5.00 4.50 0.25 0.197 0.177 0.010 6.00 2.00 2.00 0.236 0.079 0.080 6.00 3.00 1.50 0.236 0.118 0.059 6.00 4.00 1.00 0.236 0.157 0.040 6.00 4.50 0.75 0.236 0.177 0.030 6.00 5.00 0.50 0.236 0.197 0.020 7.00 5.00 1.00 0.276 0.197 0.040 8.00 4.00 2.00 0.315 0.157 0.079 8.00 5.00 1.50 0.315 0.197 0.059 8.00 6.00 1.00 0.315 0.236 0.040 8.00 7.00 0.50 0.315 0.276 0.020 9.00 6.00 1.50 0.354 0.236 0.059 10.00 6.00 2.00 0.394 0.236 0.079 10.00 7.00 1.50 0.394 0.276 0.059 10.00 8.00 1.00 0.394 0.315 0.040 10.00 9.00 0.50 0.394 0.354 0.020 12.00 10.00 1.00 0.472 0.394 0.039 14.00 11.00 1.50 0.551 0.433 0.059 14.00 12.00 1.00 0.551 0.472 0.040 15.00 12.00 1.50 0.591 0.472 0.060 15.00 13.00 1.00 0.591 0.512 0.040 16.00 13.00 1.50 0.630 0.512 0.059 18.00 14.00 2.00 0.709 0.551 0.079 20.00 17.00 1.50 0.787 0.669 0.060 20.00 18.00 1.00 0.787 0.709 0.039
Fractional Size Stainless Steel Tube
OD mm
ID mm
Wall mm
OD inches
ID inches
Wall inches
1/16" x 1/32" 1.59 0.79 0.400 0.0625 0.0313 0.016 1/16" x 0.008" wall 1.59 1.19 0.200 0.0625 0.0469 0.008 1/16" x 33 gauge 1.59 1.09 0.250 0.0625 0.0429 0.010 1/16" x 30 gauge 1.59 0.97 0.310 0.0625 0.0382 0.012 1/16" x 27 gauge 1.59 0.79 0.400 0.0625 0.0311 0.016 1/16” x 0.017" wall 1.59 0.71 0.440 0.0625 0.0280 0.017 1/16" x 25 gauge 1.59 0.56 0.515 0.0625 0.0220 0.020 1/16" x 24 gauge 1.59 0.46 0.565 0.0625 0.0181 0.022 1/16" x 0.010" ID 1.59 0.25 0.668 0.0625 0.0100 0.026 3/32" x 36 gauge 2.38 1.98 0.200 0.0937 0.0780 0.008 3/32" x 30 gauge 2.38 1.78 0.300 0.0937 0.0701 0.012 3/32" x 27 gauge 2.38 1.57 0.405 0.0937 0.0618 0.016 1/8" x 1/16" 3.18 1.59 0.795 0.1250 0.0626 0.032 1/8" x 0.006" wall 3.18 2.87 0.155 0.1250 0.1130 0.006 1/8" x 36 gauge 3.18 2.77 0.205 0.1250 0.1091 0.008 1/8" x 33 gauge 3.18 2.67 0.255 0.1250 0.1051 0.010 1/8" x 30 gauge 3.18 2.57 0.305 0.1250 0.1012 0.012 1/8" x 27 gauge 3.18 2.36 0.410 0.1250 0.0929 0.016 1/8" x 26 gauge 3.18 2.26 0.460 0.1250 0.0890 0.018 1/8" x 25 gauge 3.18 2.16 0.510 0.1250 0.0850 0.020 1/8" x 24 gauge 3.18 2.06 0.560 0.1250 0.0811 0.022 1/8" x 22 gauge 3.18 1.75 0.715 0.1250 0.0689 0.028 1/8" x 21 gauge 3.18 1.55 0.815 0.1250 0.0610 0.032 1/8" x 20 gauge 3.18 1.35 0.915 0.1250 0.0530 0.036 1/8" x 18 gauge 3.18 0.69 1.245 0.1250 0.0272 0.049 5/32" x 33 gauge 3.97 3.45 0.260 0.1563 0.1358 0.010 5/32" x 27 gauge 3.97 3.14 0.415 0.1563 0.1236 0.016 5/32" x 24 gauge 3.97 2.84 0.565 0.1563 0.1118 0.022 5/32" x 22 gauge 3.97 2.55 0.710 0.1563 0.1004 0.028 5/32" x 20 gauge 3.97 2.18 0.895 0.1563 0.0858 0.035 3/16" x 36 gauge 4.76 4.35 0.205 0.1875 0.1713 0.008 3/16" x 33 gauge 4.76 4.25 0.255 0.1875 0.1673 0.010 3/16" x 27 gauge 4.76 3.96 0.400 0.1875 0.1559 0.016 3/16" x 26 gauge 4.76 3.86 0.450 0.1875 0.1520 0.018 3/16" x 25 gauge 4.76 3.76 0.500 0.1875 0.1480 0.020 3/16" x 24 gauge 4.76 3.66 0.550 0.1875 0.1441 0.022 3/16" x 22 gauge 4.76 3.35 0.705 0.1875 0.1319 0.028 3/16" x 21 gauge 4.76 3.15 0.805 0.1875 0.1240 0.032 3/16" x 20 gauge 4.76 3.00 0.915 0.1875 0.1181 0.036 3/16" x 18 gauge 4.76 2.29 1.235 0.1875 0.0902 0.049 3/16" x 16 gauge 4.76 1.47 1.645 0.1875 0.0579 0.065 ¼" x 0.006" wall 6.35 6.04 0.155 0.2500 0.2378 0.006 ¼" x 33 gauge 6.35 5.84 0.255 0.2500 0.2299 0.010 ¼" x 27 gauge 6.35 5.54 0.405 0.2500 0.2181 0.016 ¼" x 25 gauge 6.35 5.33 0.510 0.2500 0.2098 0.020 ¼" x 24 gauge 6.35 5.23 0.560 0.2500 0.2059 0.022 ¼" x 22 gauge 6.35 4.93 0.710 0.2500 0.1941 0.028 ¼" x 21 gauge 6.35 4.72 0.815 0.2500 0.1858 0.032 ¼" x 20 gauge 6.35 4.52 0.915 0.2500 0.1780 0.036 ¼" x 18 gauge 6.35 3.91 1.222 0.2500 0.1539 0.048 ¼" x 16 gauge 6.35 3.10 1.625 0.2500 0.1220 0.064 ¼" x 14 gauge 6.35 2.28 2.035 0.2500 0.0898 0.080
Special Size Stainless Steel Tube
OD mm
ID mm
Wall mm
OD inches
ID inches
Wall inches
0.635 0.36/0.38 0.138/0.128 0.025 0.0145 0.005 0.76 0.46 0.150 0.030 0.0180 0.006 0.81 0.31 0.25 0.032 0.0120 0101 0.89 0.70 0.095 0.035 0.0276 0.004 0.89/0.90 0.71/0.73 0.090/0.085 0.035 0.0280 0.004 0.90 0.43 0.235 0.035 0.0170 0.009 0.96/0.99 0.73/0.75 0.115/0.120 0.038 0.0290 0.005 1.02 0.81 0.105 0.040 0.0319 0.004 1.10 0.635 0.233 0.043 0.0250 0.009 1.0/1.1 0.73/0.75 0.135/0.175 0.041 0.0290 0.006 1.10 0.90 0.100 0.043 0.0354 0.004 1.18/1.16 0.71/0.73 0.235/0.215 0.046 0.0280 0.009 1.20 0.99 0.105 0.047 0.0390 0.004 1.22 0.279 0.471 0.048 0.0110 0.019 1.22 1.02 0.100 0.048 0.0402 0.004 1.32 1.07 0.125 0.052 0.0421 0.005 1.33 1.12 0.105 0.052 0.0441 0.004 1.42 1.22 0.100 0.056 0.0480 0.004 1.63 1.37 0.130 0.064 0.0539 0.005 1.676 1.37 0.153 0.066 0.0539 0.006 1.778 1.143 0.318 0.070 0.0450 0.013 1.83 1.6/1.64 0.115/0.095 0.072 0.063/0.065 0.005/0.004 1.84 1.51 0.165 0.072 0.0594 0.006 1.91 1.65 0.130 0.075 0.0650 0.005 2.11 1.60 0.255 0.083 0.0630 0.010 2.13 1.27 0.430 0.084 0.0500 0.017 2.17 1.70 0.235 0.085 0.0669 0.009 2.387 1.625 0.381 0.094 0.0640 0.015 3.505 2.690 0.408 0.138 0.1059 0.016 4.00 2.80 0.600 0.157 0.1100 0.023 4.36 3.49 0.435 0.172 0.1374 0.017 4.40 3.28 0.560 0.173 0.1291 0.022
STAINLESS STEEL TUBE SCHEDULE CHART
NB SIZES
SCH 5
SCH 10
SCH 40
SCH 80
SCH 160
1/8″
1/4″
3/8″
1/2″
3/4″
1″
1 1/4″
1 1/2″
2″
2 1/2″
3″
4″
5″
6″
ANSI Tube SCH5 to SCH40 Chart
Tube
Size
O.D. Inches
5s
TRUE 5
10s
TRUE 10
20
30
40s & STD
TRUE 40
60
SS Tube 1/8 0.405 0.35 0.049 0.049 0.068 0.068 0.1383 0.1863 0.1863 0.2447 0.2447 SS Tube 1/4 0.54 0.049 0.065 0.065 0.088 0.088 0.257 0.3297 0.3297 0.4248 0.4248 SS Tube 3/8 0.675 0.049 0.065 0.065 0.091 0.091 0.3276 0.4235 0.4235 0.5676 0.5676 SS Tube 1/2 0.84 0.065 0.065 0.083 0.083 0.109 0.109 0.5383 0.5383 0.671 0.671 0.851 0.851 SS Tube 3/4 1.05 0.065 0.065 0.083 0.083 0.113 0.113 0.6838 0.6838 0.8572 0.8572 1.131 1.131 SS Tube 1 1.315 0.065 0.065 0.109 0.19 0.133 0.133 0.8678 0.8678 1.404 1.404 1.679 1.679 SS Tube 1 1/4 1.66 0.065 0.065 0.109 0.109 0.14 0.14 1.107 1.107 1.806 1.806 2.273 2.273 SS Tube 1 1/2 1.9 0.065 0.065 0.109 0.109 0.145 0.145 1.274 1.274 2.638 2.638 2.718 2.718 SS Tube 2 2.375 0.065 0.065 0.109 0.109 0.154 0.154 1.604 1.604 2.638 2.638 3.653 3.653 SS Tube 2 1/2 2.875 0.083 0.083 0.12 0.12 0.203 0.203 2.475 2.475 3.531 3.531 5.793 5.793 SS Tube 3 3.5 0.083 0.083 0.12 0.12 0.216 0.216 3.029 3.029 4.332 4.332 7.576 7.576 SS Tube 3 1/2 4 0.083 0.083 0.12 0.12 0.226 0.226 3.472 3.472 4.97 4.97 9.109 9.109 SS Tube 4 4.5 0.083 0.083 0.12 0.12 0.237 0.237 0.281 3.915 3.915 5.613 5.613 10.79 10.79 12.66 SS Tube 4 1/2 5 0.247 12.53 SS Tube 5 5.563 0.109 0.109 0.134 0.134 0.258 0.258 6.349 6.349 7.77 7.77 14.62 14.62 SS Tube 6 6.625 0.109 0.109 0.134 0.134 0.28 0.28 7.585 7.585 9.289 9.289 18.97 18.97 SS Tube 7 7.625 0.301 23.57 SS Tube 8 8.625 0.109 0.109 0.148 0.148 0.25 0.277 0.322 0.322 0.406 9.914 9.914 13.4 13.4 22.36 24.7 28.55 28.55 35.64 SS Tube 9 9.625 0.342 33.9 SS Tube 10 10.75 0.134 0.134 0.165 0.165 0.25 0.307 0.365 0.365 0.5 15.19 15.19 18.65 18.65 28.04 34.24 40.48 40.48 54.74 SS Tube 11 11.75 0.375 45.55 SS Tube 12 12.75 0.156 0.165 0.18 0.18 0.25 0.33 0.375 0.406 0.562 21.07 22.18 24.2 24.2 33.38 43.77 49.56 53.53 73.16 SS Tube 14 14 0.156 0.188 0.25 0.312 0.375 0.375 0.437 0.593 23.06 27.73 36.71 45.68 54.57 54.57 63.67 84.91 SS Tube 16 16 0.165 0.188 0.25 0.312 0.375 0.375 0.5 0.656 27.9 31.75 42.05 52.36 62.58 62.58 82.77 107.5 SS Tube 18 18 0.165 0.188 0.25 0.312 0.437 0.375 0.562 0.75 31.43 35.76 47.39 59.03 82.06 70.59 104.8 138.2 SS Tube 20 20 0.188 0.218 0.25 0.375 0.5 0.375 0.593 0.812 39.78 46.05 52.73 78.6 104.1 78.6 122.9 166.4 SS Tube 24 24 0.218 0.25 0.25 0.375 0.562 0.375 0.687 0.968 55.37 63.41 63.41 94.62 140.8 94.62 171.2 238.1 SS Tube 26 26 0.312 0.5 0.375 85.6 136.2 102.6 SS Tube 28 28 0.312 0.5 0.625 0.375 92.26 146.8 182.7 110.6 SS Tube 30 30 0.25 0.312 0.312 0.5 0.625 0.375 79.43 98.93 98.93 157.5 196.1 118.6 SS Tube 32 32 0.312 0.5 0.625 0.375 0.688 105.6 168.2 209.4 126.7 230.1 SS Tube 34 34 0.312 0.5 0.625 0.375 0.688 112.3 178.9 222.8 134.7 244.8 SS Tube 36 36 0.312 0.625 0.375 0.75 118.9 236.1 142.7 282.3 SS Tube 40 40 0.375 158.7 SS Tube 42 42 0.375 166.7 SS Tube 48 48 0.375 190.7
STAINLESS STEEL TUBE PRESSURE RATING
OD inches
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 2,304L 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 5,304L 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 2,304L 0.875 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 1.250 0.065 30,000 75,000 8,705 2,176 3,482 2,958 1.250 0.083 30,000 75,000 11,485 2,871 4,594 3,719 1.250 0.095 30,000 75,000 13,443 3,361 5,377 4,213 1.250 0.109 30,000 75,000 15,843 3,961 6,337 4,776 1.250 0.120 30,000 75,000 17,822 4,455 7,129 5,207 1.250 0.134 30,000 75,000 20,468 5,117 8,187 5,742 1.500 0.035 30,000 75,000 3,671 918 1,469 1,367 1.500 0.049 30,000 75,000 5,243 1,311 2,097 1,896 1.500 0.065 30,000 75,000 7,117 1,779 2,847 2,487 1.500 0.083 30,000 75,000 9,333 2,333 3,733 3,136 1.500 0.095 30,000 75,000 10,878 2,719 4,351 3,559 1.500 0.109 30,000 75,000 12,754 3,188 5,101 4,043 1.500 0.120 30,000 75,000 14,286 3,571 5,714 4,416 1.500 0.134 30,000 75,000 16,315 4,079 6,526 4,881 1.500 0.148 30,000 75,000 18,439 4,610 7,375 5,336 1.750 0.035 30,000 75,000 3,125 781 1,250 1,176 1.750 0.049 30,000 75,000 3,864 966 1,546 1,434 1.750 0.065 30,000 75,000 6,019 1,505 2,407 2,146 1.750 0.083 30,000 75,000 7,860 1,965 3,144 2,711 1.750 0.095 30,000 75,000 9,135 2,284 3,654 3,080 1.750 0.109 30,000 75,000 10,672 2,668 4,213 3,504 1.750 0.120 30,000 75,000 11,921 2,980 4,768 3,832 1.750 0.134 30,000 75,000 13,563 3,391 5,425 4,242 1.750 0.148 30,000 75,000 15,268 3,817 6,107 4,645 1.750 0.165 30,000 75,000 17,430 4,357 6,972 5,124 2.000 0.035 30,000 75,000 2,720 680 1,088 1,032 2.000 0.049 30,000 75,000 3,864 966 1,546 1,434 2.000 0.065 30,000 75,000 5,214 1,303 2,086 1,887 2.000 0.083 30,000 75,000 6,788 1,697 2,715 2,387 2.000 0.095 30,000 75,000 7,873 1,968 3,149 2,715 2.000 0.109 30,000 75,000 9,175 2,294 3,670 3,092 2.000 0.120 30,000 75,000 10,227 2,557 4,091 3,384 2.000 0.134 30,000 75,000 11,605 2,901 4,642 3,751 2.000 0.148 30,000 75,000 13,028 3,257 5,211 4,111 2.000 0.165 30,000 75,000 14,820 3,705 5,928 4,542
STAINLESS STEEL TUBES TOLERANCES
Diameter Tolerance Stainless Steel Tube
NPS Stainless Steel Tube OD Tolerance + – inch mm inch mm 1/8~1 1 /2 > 1 1 /2~4 > 4~8 > 8~18 > 18~26 > 26~34 > 34~48 1/64(0.015) 1/32(0.031) 1/16(0.062) 3/32(0.093) 1/8(0.125) 5/32(0.156) 3/16(0.187) 0.4 0.8 1.6 2.4 3.2 4.0 4.8 1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) 0.8 0.8 0.8 0.8 0.8 0.8 0.8
Wall Thickness Tolerance Stainless Steel Tubes
NPS Stainless Steel Tube Tolerance, % + – 1/8-2 1 /2 20.0 12.5 3~18, t/D≤ 5% 22.5 12.5 3~18, t/D> 5% 15.0 12.5 ≥ 20, welded 17.5 12.5 ≥ 20, seamless, t/D≤ 5% 22.5 12.5 ≥ 20, seamless, t/D> 5% 15.0 12.5
STAINLESS STEEL TUBES HS CODE
HSN CODE
PRODUCT DESCRIPTION
7306 Other Pipes, Tubes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel 73064000 Other welded of circular cross-section of stainless steel 7304L SS 304L Tubes, SS 304L Seamless Tubes and hollow profiles, SS 304L seamless, of iron (other than cast iron) or steel 7304L11 Of stainless steel: 7304L1110 Tubes and Tubes 7306110 Line Tube of a kind used for oil or gas Tubelines: 73061100 Welded of stainless steel
Stainless Steel tUBE Chemical Composition
The below table shows the chemical composition of the used for Stainless Steel Seamless Tube:
STAINLESS STEEL TUBE GRADES UNS C Mn P S Si Cr Ni Mo Ti Nb N TP304 S30400 0.08 2 0.045 0.03 1 18.0-20.0 8.0-11.0 TP304L S30403 0.035 2 0.045 0.03 1 18.0-20.0 8.0-13.0 TP316 S31600 0.08 2 0.045 0.03 1 16.0-18.0 11.0-14.0 2.0-3.0 TP316L S31603 0.035 2 0.045 0.03 1 16.0-18.0 10.0-14.0 2.0-3.0 TP321 S32100 0.08 2 0.045 0.03 1 17.0-19.0 9.0-12.0 0.1 TP321H S32109 0.04-0.10 2 0.045 0.03 1 17.0-19.0 9.0-12.0 0.1 TP347 S3470 0.08 2 0.045 0.03 1 17.0-19.0 9.0-13.0
STAINLESS STEEL TUBE Mechanical Properties
Material Heat Temperure Tensile Strength Yield Strength Elongation %, Min Treatment Min. Ksi (MPa), Min. Ksi (MPa), Min. º F(º C) TP304 Solution 1900 (1040) 75(515) 30(205) 35 TP304L Solution 1900 (1040) 70(485) 25(170) 35 TP316 Solution 1900(1040) 75(515) 30(205) 35 TP316L Solution 1900(1040) 70(485) 25(170) 35
Stainless Steel Tube Equivalent Grades
GRADE
UNS NO
DIN/WERKSTOFF
304 S30400 1.4301 304L S30403 1.4306 316 S31600 1.4436 316L S31603 1.4404
Available Stock of Stainless Steel Tube , Stainless Steel Seamless tube
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Stainless Steel Tube Price List
Stainless steel precision Seamless tube FOB Price: US $400-800 / Metric Ton stainless steel Seamless tube FOB Price: US $2.2-4.5 / Kilogram Stainless Steel Welded Tube FOB Price: US $200-400 / Ton seamless stainless steel tube FOB Price: US $500-2000 / Ton stainless steel round tube FOB Price: US $480-650 / Ton welded stainless steel tube FOB Price: US $1000-3500 / Ton squae stainless steel tube for oil gas industry FOB Price: US $5.7-6.8 / Kilogram Hot selling Stainless Steel Tubes FOB Price: US $350-450 / Metric Ton High Quality stainless steel round tube US $1035.00-$2172.00 stainless steel tube price FOB Price: US $2.3-8 / Kilogram manufacturer stainless steel rectangular tube FOB Price: US $3850-4000 / Ton 201 Welded Stainless Steel Tube FOB Price: US $1000-3500 / Ton seamless stainless steel round tube US $2.50-$12.00 / Kilogram
large diameter stainless steel tube FOB Price: US $0.5-600 / Piece stainless steel polished tube FOB Price: US $500-1300 / Ton thin wall stainless steel tube FOB Price: US $700-1000 / Ton seamless stainless steel tube for industry FOB Price: US $650-1750 / Ton seamless stainless steel tube with high quality FOB Price: US $5.7-6.8 / Kilogram polished welded stainless steel tube FOB Price: US $300-500 / Ton high quality electropolished stainless steel tube FOB Price: US $200.0 / Ton stainless steel ornamental tube FOB Price: US $500-2000 / Ton Best round stainless steel tube FOB Price: US $600-3000 / Metric Ton stainless steel tube for chemical industry FOB Price: US $1000-2000 / Ton Stainless Steel square tube FOB Price: US $500-2000 / Ton stainless steel triangle tube FOB Price: US $3.00-$8.00 / Kilogram cold drawn seamless stainless steel tube FOB Price: US $5.00-$7.00 / Kilogram stainless steel hot rolled tube US $1000.00-$2100.00 / Ton
Stainless steel tube STOCK SUPPLY APPLICATIONS
These Stainless steel tube grades are sold to a wide range of industries/markets, due to their overall corrosion resistance and good machinability:
Stainless steel welded tube for Chemical and petrochemical Stainless steel seamless tube used for Power generation Stainless steel tube for Renewable energy Seamless Stainless steel tube for Pulp and Paper Stainless steel tube for Process piping Seamless Stainless steel tube used for Pharmaceutical
Stainless steel tube applications for Food and beverage Stainless steel tube used for Oil and gas Stainless steel tube applications in Mining Stainless steel tube used for Water/waste Stainless steel tube application for Marine Industry SS Seamless Tube application for Fertilizers
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