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Established in 1984, Siddhgiri Exports has emerged as a leading manufacturer, supplier, and exporter of Stainless Steel Tubes, Square & Rectangle Pipes, and Ferrous & Non-Ferrous Metals.

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stainless steel tube manufacturers in vietnam

stainless steel tube manufacturers in vietnam

Looking for high-quality stainless steel tube manufacturers in vietnam? Look no further! Our company is your one-stop-shop for all your stainless steel tube needs. As leading stainless steel tube manufacturers in vietnam, we pride ourselves on offering a wide range of durable and corrosion-resistant stainless steel tubes that meet the highest industry standards. Whether you need tubes for residential, commercial, or industrial applications, our expert team is committed to delivering exceptional products that will exceed your expectations. Don't compromise on quality - choose us as your trusted stainless steel tube manufacturers in vietnam today!

Stainless Steel Seamless & Welded Tube Specification
Diameter of Stainless Steel tube 1/4” NB (6mm OD) – 4” NB(101mm OD)
Wall Thickness of Stainless Steel tube 0.1 to 8 mm
Stainless Steel tube Grades 201, 202, ,304, 304L, 316, 316L, 317L, 321, 310, 347, 904L , 347H, Duplex 2205, Super Duplex 2507
Processing Cut-to-length, polishing, Annealing, Pickling, Mirror, SandBlast

We can provide a free sample of stainless steel welded seamless tube. So if you are looking for the best price of stainless steel tube or stainless steel seamless tube, stainless steel welded tube near you with shortest time delivery or free samples. Call us or mail to siddhgiriexports100@gmail.com for Latest & Updated price List of stainless steel tube and stainless steel seamless tube. Siddhgiri Tubes is looking for more stockholders in Africa,Europe, Middle East, Far East Asia to sell our stainless steel tube. So mail to siddhgiriexports100@gmail.com to become our authorized dealer & distributor of stainless steel welded seamless tube in your country.

Stainless tube Sizes

SS 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, an ss 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 SS seamless tubes for bigger sizes starting from outside diameter 26” up to 48”.

STAINLESS STEEL TUBE DIMENSIONS AND WEIGHTS

tube SIZE OD IN INCHES A.S.A. tube Schedules
5s 5 10s 10 40s & Std. 40 60 80s & E.H. 80 120 160 DBL E.H.
1/8 .405   .035.1383 .049.1863 .049.1863 .068.2447 068.2447   0.95.3145 0.95.3145      
1/4 .540   .049.2570 .065.3297 .065.3297 .088.4248 088.4248   .119.5351 .119.5351      
3/8 .675   .049.3276 .065.4235 .065.4235 .091.5676 .091.5676   .126.7338 .126.7338      
1/2 .840 .065.5383 .065.5383 .083.6710 .083.6710 .109.8510 .109.8510   .1471.088 .1471.088   .1871.304 .2941.714
3/4 1.050 .065.6838 .065.6838 .083.8572 .083.8572 .1131.131 .1131.131   .1541.474 .1541.474   .2181.937 .3082.441
1 1.315 .065.8678 .065.8678 .1091.404 .1091.404 .1331.679 .1331.679   .1792.172 .1792.172   .2502.844 .3583.659
1-1/4 1.660 .0651.107 .0651.107 .1091.806 .1091.806 .1402.273 .1402.273   .1912.997 .1912.997   .2503.765 .3825.214
1-1/2 1.900 .0651.274 .0651.274 .1092.085 .1092.085 .1452.718 .1452.718   .2003.631 .2003.631   .2814.859 .4006.408
2 2.375 .0651.604 .0651.604 .1092.638 .1092.638 .1543.653 .1543.653   .2185.022 .2185.022   .3437.444 .4369.029
2-1/2 2.875 .0832.475 .0832.475 .1203.531 .1203.531 .2035.793 .2035.793   .2767.661 .2767.661   .37510.01 .55213.70
3 3.500 .0833.029 .0833.029 .1204.332 .1204.332 .2167.576 .2167.576   .30010.25 .30010.25   .43714.32 .60018.58
3-1/2 4.000 .0833.472 .0833.472 .1204.973 .1204.973 .2269.109 .2269.109   .31812.51 .31812.51     .63622.85
4 4.500 .0833.915 .0833.915 .1205.613 .1205.613 .23710.79 .23710.79 .28112.66 .33714.98 .33714.98 .43719.01 .53122.51 .67427.54
4-1/2 5.000         .24712.53     .35517.61       .71032.53
5 5.563 .1096.349 .1096.349 .1347.770 .1347.770 .25814.62 .25814.62   .37520.78 .37520.78 .50027.04 .62532.96 .75038.55
6 6.625 .1097.585 .1097.585 .1349.290 .1349.290 .28018.97 .28018.97   .43228.57 .43228.57 .56236.39 .71845.30 .86453.16
7 7.625         .30123.57     .50038.05       .87563.08
Medium Type = Wall thickness in inches Bold Type = Steel weight per foot in pounds

STAINLESS STEEL TUBE PRESSURE RATING

Pressure Rating (psig)
tube Size
(inches) 		tube Schedule Temperature (oF)
100 200 300 400 500 600 650 700 750
1" 40 3048 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 2304 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

STAINLESS STEEL TUBE DIMENSIONS AND WEIGHTS

tube SIZE OD IN INCHES A.S.A. tube Schedules
5s 5 10s 10 20 30 40s & Std. 40 60 80s & E.H. 80 100 120 140 160 DBL E.H.
8 8.625 .1099.914 .1099.914 .14813.40 .14813.40 .25022.36 .27724.70 .32228.55 .32228.55 .40635.64 .50043.39 .50043.39 .59350.87 .71860.93 .81267.76 .90674.69 .88572.42
9 9.625             .34233.90     .50048.72            
10 10.750 .13415.19 .13415.19 .16518.65 .16518.70 .25028.04 .30734.24 .36540.48 .36540.48 .50054.74 .50054.74 .59364.33 .71876.93 .84389.20 1.000104.10 1.125115.70  
11 11.750             .37545.55     .50060.07            
12 12.750 .15621.07 .16522.18 .18024.16 .18024.20 .25033.38 .33043.77 .37549.56 .40653.53 .56273.16 .50065.42 .68788.51 .843107.20 1.000125.50 1.125139.70 1.312160.3  
14 14.000 .15623.07   .18827.73 .25036.71 .31245.38 .37554.57 .37554.57 .43763.37 .59384.91 .50072.09 .750106.10 .937130.70 1.093150.70 1.250170.20 1.406189.10  
16 16.000 .16527.90   .18831.75 .25042.05 .31252.36 .37562.58 .37562.58 .50082.77 .656107.50 .50082.77 .843136.50 1.031164.80 1.218192.30 1.427223.50 1.593245.10  
18 18.000 .16531.43   .18835.76 .25047.39 .31259.03 .43782.06 .37570.59 .562104.20 .750138.20 .50093.45 .937170.80 1.156208.00 1.375244.10 1.562274.20 1.781308.50  
20 20.000 .18839.78   .21846.05 .25052.73 .37578.60 .500104.10 .37578.60 .593122.90 .812166.40 .500104.10 1.031208.90 1.280256.10 1.500296.40 1.750341.10 1.968379.00  
22 22.000 .18843.80   .21850.71 .25058.07 .37586.61 .500114.81 .37586.61   .875197.41 .500114.81 1.125250.81 1.375302.88 1.625353.61 1.875403.00 2.125451.06  
24 24.000 .21855.37   .25063.41 .25063.41 .37594.62 .562140.80 .37594.62 .687171.20 .968238.10 .500125.50 1.218296.40 1.531367.40 1.812429.40 2.062483.10 2.344542.13  
26 26.000       .31285.60 .500136.17   .375102.63     .500136.17            
28 28.000       .31292.26 .500146.85 .625182.73 .375110.64                  
30 30.000 .25079.43   .31298.93 .31298.93 .500157.53 .625196.08 .375118.65     .500157.53            
32 32.000       .312105.59 .500168.21 .625209.43 .375126.66 .688230.08   .500168.21            
34 34.000       .312112.25 .500178.89 .625222.78 .375134.67 .688244.77                
36 36.000       .312118.92   .625236.13 .375142.68 .750282.35   .500189.57            
Medium Type = Wall thickness in inches Bold Type = Steel weight per foot in pounds

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 SCHEDULE CHART

tube NB SIZES SCH 5 SCH 10 SCH 40 SCH 80 SCH 160
Stainless Steel tube
1/8″
 
Stainless Steel tube
1/4″
 
Stainless Steel tube
3/8″
 
Stainless Steel tube
1/2″
Stainless Steel tube
3/4″
Stainless Steel tube
1″
Stainless Steel tube
1 1/4″
Stainless Steel tube
1 1/2″
Stainless Steel tube
2″
Stainless Steel tube
2 1/2″
Stainless Steel tube
3″
Stainless Steel tube
4″
Stainless Steel tube
5″
 
Stainless Steel tube
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
1/8 0.405   0.35 0.049 0.049     0.068 0.068  
    0.1383 0.1863 0.1863     0.2447 0.2447  
1/4 0.54   0.049 0.065 0.065     0.088 0.088  
    0.257 0.3297 0.3297     0.4248 0.4248  
3/8 0.675   0.049 0.065 0.065     0.091 0.091  
    0.3276 0.4235 0.4235     0.5676 0.5676  
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  
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  
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  
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  
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  
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  
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  
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  
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  
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
4 1/2 5             0.247    
              12.53    
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  
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  
7 7.625             0.301    
              23.57    
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
9 9.625             0.342    
              33.9    
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
11 11.75             0.375    
              45.55    
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
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
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
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
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
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
26 26       0.312 0.5   0.375    
        85.6 136.2   102.6    
28 28       0.312 0.5 0.625 0.375    
        92.26 146.8 182.7 110.6    
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    
32 32       0.312 0.5 0.625 0.375 0.688  
        105.6 168.2 209.4 126.7 230.1  
34 34       0.312 0.5 0.625 0.375 0.688  
        112.3 178.9 222.8 134.7 244.8  
36 36       0.312   0.625 0.375 0.75  
        118.9   236.1 142.7 282.3  
40 40             0.375    
              158.7    
42 42             0.375    
              166.7    
48 48             0.375    
              190.7    

STAINLESS STEEL TUBE TOLERANCES

NPS Designator Permissible Variations in Outside Diameter
Over In. Under In.
1/8 to 1-1/2, incl 1/64 (0.015) 1/32 (0.031)
Over 1-1/2 to 4, incl 1/32 (0.031) 1/32 (0.031)
Over 4 to 8, incl 1/16 (0.062) 1/32 (0.031)
Over 8 to 18, incl 3/23 (0.093) 1/32 (0.031)

Nominal Wall Thickness:

  • Nominal Wall Tolerance Plus 12.5%, Minus 12.5%
  • These do not conform to the American National Standard for Welded and Seamless Wrought Steel tube (ANSI B 36.10 – 1979)
    •
    NPS Designator Outside Diameter in. Schedule 10S in. Schedule 40S in. Schedule 80S in. Schedule 160 in. Schedule XX in.
    1/4 0.540 0.065 0.088 0.119    
    3/8 0.675 0.065 0.091 0.126    
    1/2 0.840 0.083 0.109 0.147 .188 .294
    3/4 1.050 0.083 0.113 0.154 .218 .308
    1.0 1.315 0.109 0.133 0.179 .250 .358
    1 1/4 1.660 0.109 0.140 0.191 .250 .382
    1 1/2 1.900 0.109 0.145 0.200 .281 .400
    2 2.375 0.109 0.154 0.218 .343 .436
    2 1/2 2.875 0.120 0.203 0.276 .375 .552
    3 3.500 0.120 0.216 0.300 .438 .600
    3 1/2 4.000 0.120 0.226 0.318   .636
    4 4.500 0.120 0.237 0.337 .534 .674
    5 5.563 0.134 0.258 0.375 .625 .750
    6 6.625 0.134 0.280 0.432 .719 .864
    8 8.625 0.148 0.322 0.500 .906 .875
    10 10.750 0.165 0.365 0.500 1.125  
    12 12.750 0.180 0.375 0.500 1.312  
    14 14.000 0.188 0.375 0.500 1.406  
    16 16.000 0.188 0.375 0.500 1.594  

    STAINLESS STEEL TUBE CHEMICAL COMPOSITION

    The below table shows the chemical composition of the used for Stainless Steel tubes:

    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 S3160 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 S3210 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
    Countries We Have Exported Our Stainless Steel Pipes
    China, Sri Lanka, Qatar, Iran, Canada, Malaysia, Egypt, Netherlands, Turkey, Korea, UAE, Italy, Brazil, South Africa, India, Saudi Arabia, Russia, Europe, UK, Oman, USA, Thailand, Uganda, France, Cape Town, Johannesburg, Gauteng, Dubai, Abu Dhabi, Sharjah, Tanzania, Johor Bahru, Nigeria, Kuwait, Singapore, Kenya, Zambia, Vietnam, Philippines, Durban, Dammam, Istanbul, Indonesia, Mumbai, Shanghai, Mexico, Doha, Hisar, Delhi, Taiwan.
    Countries We Have Exported Our Stainless Steel Tubes
    Europe, India, Gujarat, USA, China, Vietnam, UK, UAE, Dubai, South Africa, Cape Town, Melbourne, Sydney, Perth, Saudi Arabia, Singapore, Qatar, Mumbai, Malaysia, Canada, Gauteng, Houston Tx, Mexico, Chennai, Australia, NZ, Korea, Japan, Brazil, Sharjah.