- UNS: S31803
- WNR: 1.4462
- Specification: ASTM A789, ASME SA789
As a reputable ASTM A789 UNS S31803 seamless tubing manufacturer in India, we offer ASTM A789 tubing known for its superior material strength.
ASTM A789 UNS S31803 Seamless Tubing Overview
ASTM A789 S31803 Seamless Tube
A789 UNS S31803 Welded Tube
A789 S31803 ERW Pipe
Table Of Content
ASTM A789 S31803 Seamless Pipe Size
A789 UNS S31803 Welded Pipe Size
A789 S31803 Seamless Tube Size
ASME SA789 UNS S31803 Welded Tube Size
ASME SA789 S31803 Thick-Walled Pipe Sizes
SA789 UNS S31803 Capillary Tube Sizes
ASME SA789 Tube Physical Properties
SA789 S31803 Pipe Shape
A789 UNS S31803 Welded Pipe Origin
SA789 S31803 Pipe Finish
ASME SA789 Tube Process
A789 UNS S31803 Pipe End
A789 S31803 Tube Marking
ASME SA789 Tube Form
ASTM A789 S31803 Welded Tubing Method
ASTM A789 Pipe Services
Renowned ASTM A789 UNS S31803 Seamless Tubing Supplier of top-grade materials, crafted for longevity and reliability.
| Gauge | Outside Diameter Tolerance mm | Thin Wall (TW) mm | Regular Wall (RW) mm | Ultra Thin Wall (UTW) mm | Extra Thin Wall (XTW) mm |
|---|---|---|---|---|---|
| 30 | 0.304 - 0.317 | - | 0.064 - 0.089 | - | - |
| 29 | o.330 - 0.342 | - | 0.064 - 0.089 | - | - |
| 28 | 0.355 - 0.368 | - | 0.076 - 0.102 | - | - |
| 27 | 0.406 - 0.419 | 0.064 - 0.089 | 0.089 - 0.115 | - | - |
| 26 | 0.457 - 0.469 | - | 0.089 - 0.114 | - | - |
| 25 | 0.508 - 0.520 | 0.089 - 0.114 | 0.115 - 0.140 | - | - |
| 24 | 0.558 - 0.571 | 0.089 - 0.114 | 0.114 - 0.140 | 0.051 - 0.102 | - |
| 23 | 0.635 - 0.647 | 0.089 - 0.114 | 0.140 - 0.165 | 0.051 - 0.102 | - |
| 22 | 0.711 - 0.723 | 0.096 - 0.121 | 0.140 - 0.165 | 0.051 - 0.102 | 0.077 - 0.102 |
| 21 | 0.812 - 0.825 | 0.102 - 0.127 | 0.140 - 0.165 | 0.051 - 0.102 | - |
| 20 | 0.901 - 0.914 | 0.108 - 0.134 | 0.108 - 0.165 | - | - |
| 19 | 1.054 - 1.079 | 0.102 - 0.140 | 0.166 - 0.216 | - | 0.070 - 0.108 |
| 18 | 1.257 - 1.282 | 0.127 - 0.165 | 0.191 - 0.241 | 0.051 - 0.102 | 0.083 - 0.121 |
| 17 | 1.460 - 1.485 | 0.115 - 0.152 | 0.177 - 0.229 | 0.057 - 0.102 | 0.083 - 0.127 |
| 16 | 1.638 - 1.663 | 0.127 - 0.165 | 0.204 - 0.254 | 0.070 - 0.121 | 0.096 - 0.133 |
| 15 | 1.816 - 1.841 | 0.127 - 0.165 | 0.204 - 0.254 | 0.070 - 0.121 | 0.096 - 0.134 |
| 14 | 2.082 - 2.133 | 0.165 - 0.229 | 0.216 - 0.292 | 0.076 - 0.134 | 0.114 - 0.165 |
| 13 | 2.387 - 2.438 | 0.191 - 0.267 | 0.267 - 0.343 | - | - |
| 12 | 2.743 - 2.749 | - | 0.267 - 0.321 | - | - |
| 11 | 3.023 - 3.073 | 0.216 - 0.292 | 0.293 - 0.368 | - | - |
| 10 | 3.378 - 3.429 | 0.216 - 0.292 | 0.318 - 0.394 | - | - |
As a trusted ASTM A789 UNS S31803 Seamless Tubing Supplier in India, we deliver high-performance ASTM A789 Tube known for its excellent material strength .
| Nominal Size (Inches) | Outside Diameter (OD) [mm] | Inside Diameter (ID) [mm] | Wall Thickness (WT) [mm] |
|---|---|---|---|
| 1" | 25.40 | 23.90 | 0.75 |
| 3/8" | 9.53 | 8.83 | 0.35 |
| 3/4" | 19.05 | 18.05 | 0.50 |
| 1/2" | 12.70 | 11.70 | 0.50 |
| 1-1/2" | 38.10 | 36.10 | 1.00 |
| 1-1/4" | 31.75 | 30.25 | 0.75 |
| 3" | 76.20 | 73.20 | 1.50 |
| 1/4" | 6.35 | 5.65 | 0.35 |
| 2-1/2" | 63.50 | 60.50 | 1.50 |
| 2" | 50.80 | 48.80 | 1.00 |
| 4" | 101.60 | 97.60 | 2.00 |
Industry-leading ASTM A789 UNS S31803 Seamless Tubing Supplier known for consistent quality and robust construction.
| UNS Designation | Temperature | Quench |
|---|---|---|
| S31803 | 1870-2010 °F [1020-1100°C] | Rapid cooling in air or water |
Dependable ASTM A789 UNS S31803 Seamless Tubing Stockist with a focus on performance, safety, and innovation.
ASTM A789 UNS S31803 Seamless Tube
ASTM A789 S31803 Welded Tube
A789 UNS S31803 Boiler Tube
A789 S31803 Heat Exchanger Tube
ASME SA789 UNS S31803 Superheater Tube
ASME SA789 S31803 Coil Tubing
SA789 S31803 Capillary Tube
SA789 UNS S31803 Condenser Tube
ASTM A789 Redrawn Tube
ASME SA789 Seamless Pipe
ASTM A789 UNS S31803 Welded Pipe
ASTM A789 S31803 ERW Pipe
A789 UNS S31803 Annealed Pipe
A789 S31803 Clad Pipe
ASME SA789 UNS S31803 Exhaust Pipe
ASME SA789 S31803 Round Pipe
SA789 UNS S31803 Square Pipe
SA789 S31803 Rectangular Pipe
ASTM A789 Bright Annealed Pipe
ASME SA789 Cold Drawn Pipe
ASTM A789 S31803 Solution Annealed Pipe
Certified ASTM A789 UNS S31803 Seamless Tubing Stockist of high-integrity products with proven resistance to fatigue.
| Gauge | Typical Value (INCH) | Thickness Range (INCH) |
|---|---|---|
| 13 | 0.095 | 0.087 - 0.097 |
| 12 | 0.109 | 0.101 - 0.111 |
| 11 | 0.12 | 0.112 - 0.122 |
| 10 | 0.134 | 0.126 - 0.136 |
| 9 | 0.148 | 0.140 - 0.150 |
| 8 | 0.165 | 0.157 - 0.167 |
| 7 | 0.18 | 0.175 - 0.185 |
| 18 | 0.049 | 0.044 - 0.049 |
| 17 | 0.058 | 0.053 - 0.058 |
| 16 | 0.065 | 0.060 - 0.065 |
| 15 | 0.072 | 0.066 - 0.074 |
| 14 | 0.083 | 0.075 - 0.085 |
| 22 | 0.028 | 0.025 - 0.029 |
| 20 | 0.035 | 0.031 - 0.035 |
| 19 | 0.042 | 0.038 - 0.042 |
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| O.D. Inches | O.D. +/- Inches | Wall Thickness Inches |
|---|---|---|
| 1-1/2" to 2" incl. | .010 | .025 to .049 |
| .011 | Over .049 to .083 | |
| .012 | Over .083 to .148 | |
| 1/2" to 1" incl. | .005 | .025 to .065 |
| .010 | Over .065 to .134 | |
| 1 to 1-1/2" incl. | .008 | .025 to .065 |
| .010 | Over .065 to .134 | |
| 2" to 2-1/2" incl. | .012 | .032 to .065 |
| .013 | Over .065 to .109 | |
| .014 | Over .109 to .165 | |
| 2-1/2" to 3-1/2" incl. | .014 | .032 to .165 |
| .020 | Over .165 to .220 | |
| 3-1/2" to 5" incl. | .020 | .083 to .165 |
| .025 | Over .165 to .220 |
Reliable ASTM A789 UNS S31803 Seamless Tubing Stockist with a commitment to innovation and product integrity.
| Grade | Yield strength, min ksi [MPa] | Tensile strength, min, ksi [MPa] | Elongation in 2 in., or 50mm, min,% | Hardness, Max Brinell |
|---|---|---|---|---|
| S31803 | 65 [450] | 90 [620] | 25 | 290 |
| Grade | Density (kg/meter3) | Elastic Modulus (GPa) | Specific Heat 0-100°C ( J/kg.K) | Electrical Resistivity (nΩ.m) | Mean Co-efficent of Thermal Expansion (μm/meter/°C) | Thermal Conductivity (W/m.K) | |||
|---|---|---|---|---|---|---|---|---|---|
| 0 to 100°C | 0 to 315°C | 0 to 538°C | at 100°C | at 500°C | |||||
| UNS S31803 | 782 | 190 | 418 | 8 | 13.7 | 14.2 | - | 19 | - |
| Dubai | Riyadh | Ras Al Khaimah | Muscat |
|---|---|---|---|
| Al Khobar/ Abu Dhabi | Al Jubail | Ajman | Saudi Arabia |
| Armenia | Fujairah | Doha | Sharjah |
| Export to | Shipping Time in Days | Export to | Shipping Time in Days | Export to | Shipping Time in Days |
|---|---|---|---|---|---|
Indonesia |
9 | Nigeria |
9 | Australia |
20 |
Qatar |
6 | Philippines |
12 | New Zealand |
25 |
Kenya |
19 | Europe |
19 | Cyprus |
16 |
Singapore |
8 | Netherlands |
8 | Lebanon |
14 |
Tunisia |
18 | Thailand |
10 | Vietnam |
10 |
Oman |
5 | UAE |
5 | Iraq |
12 |
Russia |
22 | Algeria |
17 | Tanzania |
18 |
It's a duplex stainless steel (austenitic-ferritic), manufactured and stocked by us to ASTM A789 specifications.
It meets ASTM A789 and UNS S31803 for chemical composition, mechanical properties and dimensional tolerance.
We supply standard mill sizes ex-stock, with custom cutting available on request.
We stock and ship ex-Mumbai, India, with pan-India and international export delivery.
Price depends on size, quantity, form, heat-treatment condition and current raw-material market rates.