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Most trusted SA 789 S31803 seamless tubing suppliers in India


ASTM A789 UNS S31803 tube

ASTM A789 UNS S31803 tube specification

ASTM A789 UNS S31803 tube specification
Sizes Standard Schedule

Outside Diameter: 0.5" - 24"
Wall Thickness: 6mm-30mm

ASTM A789 / ASME SA789
  • SCH 5 to SCH XXS
ASTM A789 UNS S31803 tube Ends Surface Type
  • Beveled
  • Straight cut
  • Plain
  • Black painting
  • 3PE
  • PP
  • FBE
  • Seamless
  • ERW
  • Welded
Cutting techniques Delivery Conditions Testing Provided By Supplier
  • Burrless Cuts
  • Tapping
  • Sawing
  • Water-Jet
  • Cold Drawn
  • Quenched and Tempered
  • Normalizing Formed
  • Hot Rolled
  • Normalized and Tempered
  • Normalizing Rolled
  • NACE TM0177
  • SSC TEST
  • HIC TEST
  • H2 SERVICE
  • NACE MR0175
  • NACE TM0284
  • IBR
Manufacturing technique Origin Packaging
  • Hot rolled
  • Cold rolled
  • Korean
  • Russian
  • European
  • Indian
  • US
  • Ukraine
  • Japanese
  • Loose
  • Plastic Cloth Wraps
  • Wooden box-a
  • Wooden Pallet
  • Bundle
Payment terms Length Form
  • L/C
  • T/T
  • Single Random
  • Double Random
  • Cut length
  • Round
  • Rectangular
  • Square
Marking on SA 789 S31803 seamless tube Value Added Services International standards
  • Length
  • OD name
  • Grade
  • Thickness
  • Heat No.
  • Standard
  • Manufacturer/Supplier
  • Draw
  • Sand Blasting
  • Shot Blasting
  • Heat Treatment
  • Machining
  • Expansion
  • Galavanizing
  • BS - UNI
  • ISO
  • GB 5310
  • ASTM/ASME
  • DIN -NF A
  • JIS
  • GOST
  • EN

We are A789 S31803 heat exchanger tube stockist in Mumbai, Ask for latest price list of SA789 UNS S31803 round tube

Various types of A789 S31803 tubes

A789 S31803 boiler tube

A789 S31803 boiler tube

SA 789 UNS S31803 coiled tubing

SA 789 UNS S31803 coiled tubing

ASTM A789 UNS S31803 condenser tube

ASTM A789 UNS S31803 condenser tube

SA 789 UNS S31803 heater tube

SA 789 UNS S31803 heater tube

A789 S31803 duplex heat exchanger tube

A789 S31803 duplex heat exchanger tube

ASTM A789 S31803 mechanical tubing

ASTM A789 S31803 mechanical tubing

ASTM A789 UNS S31803 sanitary tubing

ASTM A789 UNS S31803 sanitary tubing

A789 S31803 instrumentation tubing

A789 S31803 instrumentation tubing

SA 789 S31803 square tubing

SA 789 S31803 square tubing

A789 UNS S31803 exhaust tubing

A789 UNS S31803 exhaust tubing

ASTM A789 S31803 rectangular tubing

ASTM A789 S31803 rectangular tubing

SA 789 S31803 round tube

SA 789 S31803 round tube

A789 UNS S31803 electropolish tube

A789 UNS S31803 electropolish tube

ASTM A789M S31803 bright annealed tube

ASTM A789M S31803 bright annealed tube

SA789 S31803 hydraulic tubing

SA789 S31803 hydraulic tubing

SA 789 UNS S31803 chemical composition

UNS C
Max
Mn
max
P
max
S
max
Si
max
Ni Cr Mo N Cu Others
S31803 0.03 2 0.03 0.02 1 4.5-6.5 21.0-23.0 2.5-3.5 0.08-0.20 - -

ASTM A789 S31803 mechanical properties

Grade Tensile Strength
(MPa) min
Elongation
(% in 50mm) min
Yield Strength
0.2% Proof
(MPa) min
Hardness
Rockwell C (HR C) Brinell (HB)
UNS S31803 621 25 448 31 max 293 max

A789 S31803 Welded tube equivalent grade

Grade UNS
Euronorm Old British JIS
No Name BS EN
2205 S31803 1.4462 X2CrNiMoN22-5-3 318S13 - SUS 329J3L

SA 789 S31803 tubing physical properties

Grade Specific
Heat
0-100°C ( J/kg.K)
Density
(kg/m3)
Thermal
Conductivity (W/m.K)
Mean Co-eff of Thermal
Expansion (μm/m/°C)
Elastic
Modulus (GPa)
Electrical
Resistivity
(nΩ.m)
at 100°C at 500°C 0-100°C 0-315°C 0-538°C
UNS S31803 418 782 19 - 13.7 14.2 - 190 850

Check sizes and dimensions of A789 S31803 Welded tube, We are top notch exporter of ASME SA 789 S31803 boiler tubing in different countries

Heat treatment of A789 S31803 heat exchanger tube

UNS Designation Temperature Quench
S31803 1870-2010 °F [1020-1100°C] Rapid cooling in air or water
Biggest SA 789 S31803 tubing supplier in India, A789 S31803 duplex seamless tube is highly corrosion resistant

Standard sizes of ASTM A789M S31803 tube

Outside Diameter (inch) WALL GAUGE Inside Diameter (inch) WEIGHT PER FEET (LBS)
1/8 22 .069 .029
1/8 20 .055 .034
3/16 22 .132 .048
3/16 20 .118 .057
1/4 22 .194 .066
1/4 20 .180 .080
1/4 18 .152 .105
1/4 16 .120 .128
5/16 22 .257 .085
5/16 20 .243 .104
5/16 18 .215 .138
5/16 16 .183 .172
3/8 22 .319 .104
3/8 20 .305 .127
3/8 18 .277 .171
3/8 16 .245 .215
7/16 20 .368 .151
7/16 18 .340 .204
7/16 16 .308 .259
1/2 22 .444 .141
1/2 20 .430 .174
1/2 18 .402 .236
1/2 16 .370 .302
1/2 13 .310 .411
5/8 22 .569 .179
5/8 20 .555 .221
5/8 18 .527 .301
5/8 16 .495 .389
5/8 14 .459 .481
5/8 11 .385 .647
3/4 20 .680 .267
3/4 18 .652 .367
3/4 16 .620 .476
3/4 13 .560 .665
3/4 11 .510 .807
7/8 20 .805 .314
7/8 18 .777 .432
7/8 16 .745 .562
7/8 11 .635 .968
1 20 .930 .361
1 18 .902 .498
1 16 .870 .649
1 14 .834 .813
1 13 .810 .918
1 11 .760 1.128
1 3/16 .625 1.630
1 1/4 20 1.180 .454
1 1/4 18 1.152 .629
1 1/4 16 1.120 .823
1 1/4 14 1.084 1.034
1 1/4 11 1.010 1.448
1 1/2 20 1.430 .548
1 1/2 18 1.402 .759
1 1/2 16 1.370 .996
1 1/2 14 1.334 1.256
1 1/2 11 1.260 1.769
1 1/2 3/16 1.124 2.634
1 3/4 20 1.680 .641
1 3/4 18 1.652 .890
1 3/4 16 1.620 1.170
1 3/4 11 1.510 2.089
1 3/4 3/16 1.375 3.136
1 7/8 13 1.685 1.806
2 20 1.930 .733
2 18 1.902 1.021
2 16 1.870 1.343
2 14 1.834 1.699
2 11 1.760 2.409
2 3/16 1.625 3.638
2 1/4 16 2.120 1.517
2 1/2 18 2.402 1.283
2 1/2 .065 2.370 1.690
2 1/2 14 2.334 2.143
2 1/2 11 2.260 3.050
2 3/4 11 2.510 3.371
3 16 2.870 2.037
3 14 2.834 2.586
3 .109 2.782 3.365
3 11 2.760 3.691
3 1/4 11 3.010 4.011
3 1/2 16 3.370 2.385
3 1/2 11 3.260 4.332
4 16 3.870 2.732
4 14 3.834 3.472
4 11 3.760 4.973
5 11 4.760 6.254
6 11 5.760 7.536

Temperature range of SA 789 S31803 tubing

Temperature range below 600° F
SA 789 UNS S31803 tube can withstand high mechanical stress and high pressure, ASTM A789M S31803 bright annealed tube have good oxidation resistance at temperatures of 920° C

Applications of ASME SA789 S31803 boiler tubing

  • Hydro treating
  • Power plant
  • Sea water application
  • Flare emission
  • Chemical plant
  • Desalination plant
  • Sewerage plant