ASTM A312 TP316 seamless pipe and SS 316 tube supplier in India

Stainless Steel 316 pipe supplier in India

Epoxy Lined/ Galvanized/ PTFE/ FBE Coated 316 stainless steel tubes and SS 316 pipe available in SCH 5/ 5S, SCH 10/10S, SCH 20, SCH 40S and custom

Stainless steel 316 pipe

Stainless steel 316 pipe

ASTM A312 TP316 seamless pipe

ASTM A312 TP316 seamless pipe

SS 316 tube

SS 316 tube

Check 316 stainless steel square tube and UNS S31600 welded pipe with wall thicknesses up to 6.35mm as per ASTM A312 standards

Table of Content

Stainless steel 316 pipe specifications

Stainless Steel 316 pipe specifications

Welded Pipe Size Shapes ASTM Specification Seamless Pipe Size
5.0 – 1219.2 mm Round, Square, Rectangle, Box Section ASTM A312 / ASME SA312, UNS S31600 , DIN 1.4401 4 to 219mm W. T.: 0.5 to 20mm
Manufacturing types Schedule Manufacturing technique Standard
Seamless, Welded, ERW, EFW Sch 5/10/20/40/60/180/XXS Hot or cold formed JIS, AISI, ASME, ASTM, AMS, GB, DIN, EN, GOST
Wall Thickness Thread Length Packaging
0.5 to 20mm
  • Plain End
  • Beveled End
  • Treaded
  • Single Random
  • Double Random
  • Cut Length
  • Ply Wooden Boxes
  • PE Fabric Bundles
  • Steel Strips Bundled
  • Standard seaworthy export packing
  • Plastic Bags, or as required
Buy 316 stainless square tube and SCH 40 316 ss pipe in various size and schedule at factory price in Mumbai

SS 316 pipe types

316 stainless steel tubes

316 stainless steel tubes

  • ASTM standards: ASTM A312
  • Sizes: 1/2 Inch NB – 24 Inch NB

SS 316 pipe

SS 316 pipe

  • Thickness : 0.40 – 12.70 mm
  • Length: Single Random, Double Random & Cut Length

316 stainless steel square tube

316 stainless steel square tube

  • End : Plain, Beveled, Treaded End
  • Surface finish: Annealing, Polished, Pickling

UNS S31600 welded pipe

UNS S31600 welded pipe

  • Type : ERW / Seamless / Fabricated / Welded / LSAW Pipes
  • Testing: Hardness, PMI, Flaring

316 stainless square tube

316 stainless square tube

  • Coatings : FBE, 3PE, Zinc Coating
  • Form : Round, Square, Rectangular, Hydraulic

SCH 40 316 ss pipe

SCH 40 316 ss pipe

  • Schedule : SCH 5 to SCH XXS
  • Process: Seamless, hot rolled, anneald, welded
Check properties of SA 312 TP 316 round/ ERW pipes and 316 seamless stainless steel tube in cold drawn and hot rolled condition

UNS S31600 welded pipe chemical composition

Grade Si P Cr Mo Ni C Mn S N
316 minimum – – 16.0 2.0 10.0 – – – –
maximum 0.75 0.045 18.0 3.0 14.0 0.08 2.0 0.03 0.10

SCH 40 316 SS pipes mechanical properties

Grade Strength of Yield 0.2% Proof (MPa) minimum Elongation (% in 50mm) min Strength of Tensile (MPa) minimum Pipe Hardness
Rockwell B (HR B) maximum Brinell (HB) maximum
316 205 40 515 95 217

Equivalent of SA 312 TP 316 round pipe

Grade UNS No Euronorm Old British Swedish SS Japanese JIS
No Name BS En
316 S31600 1.4401 X5CrNiMo17-12-2 304S11 58E 2347 SUS 316

Physical properties of 316 stainless square tube

Specific Heat (0-100°C) 500 J.kg-1.°K-1
Thermal Conductivity 16.3 W.m -1.°K-1
Thermal Expansion 15.9 μm/μm/°C
Modulus Elasticity 193 GPa
Electrical Resistivity 7.4 μohm/cm
Density 7.99 g/cm3

316 seamless stainless steel tube tolerance

Outside Dia Tolerances
35 to 38milimeter +/- 0.15milimeter
4 to 35milimeter +/- 0.08milimeter
60 and above +/- 0.25milimeter
38 to 60milimeter +/- 0.20milimeter

DIN 1.4401 ERW pipe thickness

Outer Dia Wall Outer Dia Wall Outer Dia Wall
(inches) (swg) (inches) (swg) (inches) (swg)
1/8 24 1/2 1/8 Inch 1 1/4 18
1/8 22 5/8 20 1 1/4 16
1/8 20 5/8 1818 1 1/4 14
3/61 24 5/8 16 1 1/4 1/8 inch
3/16 22 5/8 14 1 3/8 16
3/16 20 5/8 1/8 inch 1 1/2 16
3/16 18 3/4 20 1 1/2 14
1/4 22 3/4 18 1 1/2 1/4 inch
1/4 20 3/4 16 1 1/2 1/8 inch
1/4 18 3/4 14 1 3/4 16
1/4 16 3/4 12 1 3/4 1/8 inch
5/16 22 3/4 1/8 inch 2 16
5/16 20 3/4 3/16 2 14
5/16 18 7/8 18 2 1/8 inch
5/16 16 7/8 16 2 1/4 inch
3/8 22 7/8 14 2 1/4 16
3/8 20 7/8 1/8 inch 2 1/4 10
3/8 16 1 20 2 1/4 1/4 inch
3/8 14 1 18 2 1/2 16
3/8 1/8 Inch 1 16 2 1/2 1/8 inch
7/16 20 1 14 2 1/2 1/4 inch
1/2 22 1 12 3 16
1/2 20 1 10 3 14
1/2 18 1 3/16 inch 3 10
1/2 16 1 1/4 inch 3 1/4 inch
1/2 14 1 1/8 16 4 1/4 inch

Finishes of SS UNS SMLS S31600 pipes

Surface Finish Exterbal Surface(Outer Dia) Internal Surface(Inner Dia)
Roughness Average(RA) Roughness Average(RA)
μ inch μm μ inch μm
Beight Annealed BA 32 0.8 40,32,25,20 1.0,0.8,0.6,0.5
Annealed & Pickled AP 40 or Not defined 1.0 or Not defined Not defined Not defined
Electro Polish EP 32 0.8 15,10,7,5 0.38,0.25,0.20;0.13
Mechanical Polish MP 32 0.8 40,32,25,20 1.0,0.8,0.6,0.5

Stainless Steel F316 square pipes weight

NPS in Inch Wall THK Outside DIA Weight Weight
inch Milimeter inch milimeter Sched Lb/feet kilogram/Mtr
1/2 0.109 2.769 0.840 21 40 STD 0.851 1.268
0.147 3.734 80 STD 1.088 1.621
3/4 0.113 2.870 1.050 27 40 STD 1.131 1.684
0.154 3.912 80 STD 1.474 2.195
1 0.133 3.378 1.315 33 40 STD 1.679 2.501
0.179 4.547 80 STD 2.172 3.325
1 1/4 0.140 3.556 1.660 42 40 STD 2.273 3.385
0.191 4.851 80 STD 2.997 4.464
1 1/2 0.145 3.683 1.900 48 40 STD 2.718 4.048
0.200 5.080 80 STD 3.361 5.409
2 0.154 3.912 2.375 60 40 STD 3.653 5.441
0.218 5.537 80 STD 5.022 7.480
2 1/2 0.203 5.516 2.875 73 40 STD 5.793 8.629
0.276 7.010 80 STD 7.661 11.411
3 0.216 5.486 3.500 89 40 STD 7.576 11.284
0.300 7.620 80 STD 10.253 15.272
4 0.237 6.020 4.500 114 10.790 16.073
0.337 8.560 14.983 22.318
6 0.188 4.775 6.625 168 12.924 19.252
0.203 5.516 13.923 20.739
0.219 5.563 14.983 22.318
0.250 6.350 17.021 25.354
0.280 7.112 40 STD 18.974 58.263
0.312 7.925 21.036 31.334
0.375 9.525 25.031 37.285
0.432 10.973 80 XHY 28.573 42.561
0.500 12.700 32.708 48.719
8 0.188 4.775 8.625 219 16.940 25.233
0.203 5.156 18.259 27.198
0.219 5.563 19.661 29.286
0.250 6.350 20 22.361 33.308
0.277 7.036 30 24.696 36.786
0.322 8.179 40 28.554 42.352
0.375 9.525 33.041 49.216
0.406 10.312 60 35.638 53.085
0.500 12.700 80 XHY 43.388 64.627
10 0.188 4.775 10.750 273 21.207 31.588
0.219 5.563 24.631 36.689
0.250 6.350 20 28.035 41.759
0.307 7.798 30 34.240 51.002
0.344 8.738 38.231 56.946
0.365 9.271 40 STD 40.483 63.301
0.438 11.125 48.238 71.852
0.500 12.700 60 XHY 54.735 81.530
0.594 15.088 80 64.429 95.969
12 0.188 4.775 12.750 324 25.222 37.570
0.219 5.563 29.309 43.657
0.250 6.350 33.375 49.713
0.281 7.137 37.420 55.739
0.312 7.925 41.445 61.735
0.375 9.525 49.562 73.824
0.406 10.312 53.525 79.727
0.500 12.700 65.415 97.438
0.562 14.275 73.154 108.966
14 0.188 4.775 14.000 356 27.732 41.308
0.219 5.563 32.233 48.012
0.250 6.350 20 36.713 54.685
0.281 7.137 41.172 61.327
0.312 7.925 45.611 67.939
0.375 9.525 STD 54.568 81.281
0.438 11.125 40 63.441 94.498
0.500 12.700 XHY 72.090 107.381
0.625 15.875 89.278 132.983
16†0.188 4.775 16.000 406 21.748 47.290
0.219 5.563 36.910 54.980
0.250 6.350 10 42.053 62.639
0.281 7.137 47.174 70.268
0.312 7.925 20 52.275 77.866
0.344 8.738 57.519 85.677
0.375 9.525 30

STD

 62.578 93.213
0.438 11.125 72.797 108.433
0.500 12.700 40

XHY

 82.770 123.289
18 0.219 5.563 18.000 457 41.588 61.948
0.250 6.350 47.393 70.593
0.281 7.137 53.176 79.208
0.312 7.925 20 58.939 87.792
0.375 9.525 STD 70.588 105.144
0.438 11.125 30 82.152 122.369
0.500 12.700 XHY 93.450 139.198
0.562 14.275 40 104.666 155.904
0.625 15.875 115.978 172.754
20 0.250 6.350 20.000 508 52.733 78.547
0.282 7.163 59.386 88.458
0.312 7.925 65.604 97.719
0.375 9.525 20 STD 78.598 117.075
0.438 11.125 91.508 136.305
0.500 12.700 30 XHY 104.130 155.106
0.594 15.088 40 123.110 183.378
0.625 15.875 129.328 192.640
0.688 17.475 141.901 211.368
24 0.250 6.350 24.000 610 63.413 94.456
0.281 7.137 71.183 106.029
0.312 7.925 18.932 117.573
0.375 9.525 20 STD 64.618 140.938
0.438 11.125 110.219 164.176
0.500 12.700 XHY 125.490 186.923
0.625 15.875 156.028 232.410
0.688 17.475 40 171.293 255.148
0.750 19.050 186.233 277.401
30 0.250 6.350 30.000 762 79.433 118.318
0.281 7.137 89.189 132.851
0.312 7.925 10 98.925 147.353
0.375 9.525 STD 118.648 176.731
0.438 11.125 138.286 205.983
0.500 12.700 20 XHY 157.530 234.647
0.625 15.875 30 196.078 292.066
0.688 17.475 215.380 320.817
0.750 19.050 234.293 348.988
36 0.250 6.350 36.000 914 95.453 142.180
0.281 7.137 107.196 159.672
0.312 7.925 10 118.918 177.133
0.375 9.525 STD 142.678 215.525
0.438 11.125 166.353 247.790
0.500 12.700 20 XHY 198.570 282.372
0.625 15.875 236.128 351.723
0.688 17.475 259.467 386.487
0.750 19.050 282.353 420.576
42 0.312 7.925 42.000 1067 138.911 206.914
0.375 9.525 STD 166.708 248.319
0.500 12.700 XHY 221.610 33.097
0.750 19.050 330.413 492.163
48 0.375 9.525 48.000 1219 STD 190.738 284.112
0.438 11.125 222.487 331.404
0.500 12.700 XHY 253.650 377.822
0.750 19.050 378.473 563.750
0.875 22.225 440.383 655.969

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