- UNS: S31803
- WNR: 1.4462
- Specification: ASTM A815, ASME SA815
- Manufacturing Standards: MSS-SP-43 Type B, ASME B16.28, JIS B2312, MSS-SP-43 Type A, ANSI B16.9, JIS B2313
Trusted ASTM A815 UNS S31803 Fittings Manufacturer in India delivering materials with superior resistance.
ASTM A815 UNS S31803 Fittings Overview
ASME SA 815 UNS S31803 Elbow
SA 815 UNS S31803 Tee
ASTM A815 S31803 Reducer
Table Of Content
ASTM A815 UNS S31803 Fitting Sizes
SA 815 UNS S31803 Elbow Bending Radius
ASME SA 815 Buttweld Fittings Standards
ASTM A815 UNS S31803 Fittings Testing
ASTM A815 WPS 31803 Elbow Method
A815 UNS S31803 Buttweld Fittings Origin
A815 UNS S31803 Pipe Fittings Finish
A815 S31803 Buttweld Fittings Bending
A815 S31803 Tee Physical Properties
ASTM A815 UNS S31803 Fitting Types
SA 815 S31803 Stub End Applications
SA 815 S31803 Buttweld Elbow Documentation
ASTM A182 S31803 Stub End Process
UNS S31803 Buttweld Elbow Marking
A815 S31803 Bend Bending Angel
ASTM A815 S31803 Tee Packaging
Dependable ASTM A815 UNS S31803 Fittings Supplier with a focus on performance, safety, and innovation.
| Size | All Fittings | All Fittings | Caps | Elbows And Tees | 180 Deg Return Bends | Reducers | 180 Deg Return Bends | 180 Deg Return Bends |
|---|---|---|---|---|---|---|---|---|
| NPS | O.D | I.D | Overall Length | Centre - End Dimension | Centre - Centre | Overall Length | Ends Alignment | Back - Face |
| 32 - 48 | 0.25 - 0.19 | 0.19 | 0.38 | 0.19 | - | 0.19 | - | - |
| 26 - 30 | 0.25 - 0.19 | 0.12 | - | - | - | |||
| 20 - 24 | 0.25 - 0.19 | 0.25 | 0.09 | 0.38 | 0.09 | 0.06 | 0.25 | |
| 10 - 18 | 0.16 - 0.12 | 0.12 | ||||||
| 5 - 8 | 0.09 - 0.06 | 0.06 | 0.06 | 0.25 | 0.06 | 0.03 | ||
| 4 | 0.06 | 0.12 | ||||||
| 3 - 3 ½ | 0.06 | |||||||
| ½ - 2½ | 0.06 - 0.03 | 0.03 |
Experienced ASTM A815 UNS S31803 Fittings Supplier in India delivering dependable solutions for demanding applications.
A top-tier ASTM A815 UNS S31803 Fittings Supplier committed to quality assurance and long-term product value.
| NPS | DN | WEIGHT |
|---|---|---|
| 1 1/4 | 32 | 0.25 |
| 1 1/2 | 40 | 0.39 |
| 2 | 50 | 0.66 |
| 2 1/2 | 65 | 1.37 |
| 3 | 80 | 2.19 |
| 3 1/2 | 90 | 2.96 |
| 1/2 | 15 | 0.08 |
| 3/4 | 20 | 0.11 |
| 1 | 25 | 0.15 |
| 4 | 100 | 4.12 |
| 5 | 125 | 6.89 |
| 6 | 150 | 10.7 |
| 8 | 200 | 21.6 |
| 10 | 250 | 37 |
| 12 | 300 | 61 |
| 14 | 350 | 85.1 |
| 16 | 400 | 121 |
| 18 | 450 | 176 |
| 20 | 500 | 232 |
| 22 | 550 | / |
| 24 | 600 | 377 |
| Size | SCH 80S | SCH 40S | SCH 10S | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Elbow 90° | B16.9 Equal Tee | Elbow 45° | Elbow 90° | B16.9 Equal Tee | Elbow 45° | Elbow 90° | B16.9 Equal Tee | Elbow 45° | |
| 32 | 0.40 | 0.68 | 0.23 | 0.26 | 0.59 | 0.17 | 0.23 | 0.49 | 0.11 |
| 25 | 0.22 | 0.38 | 0.14 | 0.15 | 0.29 | 0.11 | 0.14 | 0.28 | 0.08 |
| 20 | 0.11 | 0.20 | 0.05 | 0.08 | 0.17 | 0.04 | 0.07 | 0.13 | 0.03 |
| 15 | 0.10 | 0.14 | 0.05 | 0.08 | 0.10 | 0.04 | 0.06 | 0.09 | 0.03 |
| 10 | 0.06 | 0.09 | 0.04 | 0.03 | 0.03 | 0.02 | 0.03 | 0.05 | 0.02 |
| 100 | 6.18 | 7.71 | 2.81 | 4.47 | 5.27 | 2.09 | 2.10 | 3.46 | 1.08 |
| 90 | 4.00 | 5.44 | 2.00 | 2.83 | 4.08 | 1.42 | 1.70 | 2.67 | 0.75 |
| 80 | 2.97 | 4.45 | 1.50 | 2.20 | 3.31 | 1.08 | 1.25 | 1.77 | 0.63 |
| 65 | 1.81 | 3.13 | 0.99 | 1.40 | 2.19 | 0.77 | 0.85 | 1.41 | 0.48 |
| 50 | 0.91 | 1.59 | 0.59 | 0.70 | 1.28 | 0.4 | 0.50 | 0.85 | 0.25 |
| 40 | 0.51 | 1.02 | 0.29 | 0.40 | 0.86 | 0.23 | 0.30 | 0.68 | 0.17 |
Certified ASTM A815 UNS S31803 Fittings Stockist of high-integrity products with proven resistance to fatigue.
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| Temperature | Pressure Class | ||||
|---|---|---|---|---|---|
| 150 | 300 | ||||
| 1/4 - 1 in. | 1 1/4 - 2 in. | 2 1/2 - 3 in. | |||
| (°F) | (°C) | ||||
| 300 | 149 | 185 | 1360 | 1050 | 735 |
| 250 | 121 | 225 | 1575 | 1200 | 825 |
| 550 | 288 | - | 300 | 300 | 300 |
| 200 | 93 | 265 | 1785 | 1350 | 910 |
| 500 | 260 | - | 510 | 450 | 385 |
| 450 | 232 | - | 725 | 600 | 475 |
| 400 | 204 | - | 935 | 750 | 560 |
| 350 | 177 | 150 | 1150 | 900 | 650 |
| Form | Size Range | |
|---|---|---|
| Seamless | Welded | |
| Swage Nipple | 2 1/16" to 30" | - |
| Cross | 1/8" to 8" NB | - |
| Elbows - 45, 90 & 180 Degree | 1/8" to 24" NB | Upto 42" NB |
| Tees | 1/8" to 24" NB | Upto 42" NB |
| End Caps | 1/8" to 24" NB | Upto 42" NB |
| Reducers | 1/8" to 24" NB | Upto 42" NB |
| Return Bends | 1/8" to 8" NB | - |
Reliable ASTM A815 UNS S31803 Fittings Stockist with a commitment to innovation and product integrity.
ASME SA 815 UNS S31803 Elbow
SA 815 UNS S31803 Tee
ASTM A815 S31803 Reducer
ASTM A815 UNS S31803 Eccentric Reducer
ASME SA 815 UNS S31803 Pipe Cap
SA 815 UNS S31803 Stub End
ASTM A815 S31803 Equal Cross
SA 815 S31803 Pipe Nipples
ASTM B815 Gr. UNS S31803 Coupling
ASTM A815 UNS S31803 Collar
ASME SA 815 UNS S31803 Concentric Reducer
SA 815 UNS S31803 Reducing Tee
SA 815 S31803 Swedge Nipple
ASTM B815 Gr. UNS S31803 Straight Tees
SA 815 UNS S31803 Piggable Bend
| Tolerance | Reducer (Concentric/ Eccentric) & Lap Joint Stub End (Long / Short) | Pipe End Caps | 90 Deg And 45 Deg Elbows And Pipe Tee | |||
|---|---|---|---|---|---|---|
| Normal Pipe Size (NPS) | I. (Inside) D.(Daimeter) at End | O. (Outside) D. (Daimeter) at Bevel | Wall Thickness Of T | Over-all Length Of H | Over-all Length Of F | Center-to-End Dimension A ,C ,B |
| 1/2 to 2-1/2 | - | +0.06 | Not less than 87.5% of nominal thickness | +/- 0.06 | +/- 0.12 | +/- 0.06 |
| - | - | -0.03 | - | - | - | |
| 3 to 3-1/2 | +/- 0.06 | +/- 0.06 | +/- 0.06 | +/- 0.12 | +/- 0.06 | |
| - | - | - | - | - | - | |
| 4 | +/- 0.06 | +/- 0.06 | +/- 0.06 | +/- 0.12 | +/- 0.06 | |
| - | - | - | - | - | - | |
| 5 to 8 | +/- 0.06 | +/- 0.06 | +/- 0.06 | +/- 0.25 | +/- 0.06 | |
| - | - | - | - | - | - | |
| 10 to 18 | +/- 0.12 | +0.16 | +/- 0.09 | +/- 0.25 | +/- 0.09 | |
| - | - | -0.12 | - | - | - | |
| 20 to 24 | +/- 0.19 | +0.25 | +/- 0.09 | +/- 0.25 | +/- 0.09 | |
| - | - | -0.19 | - | - | - | |
| 26 to 30 | +/- 0.19 | +0.25 | +/- 0.19 | +/- 0.38 | +/- 0.12 | |
| - | - | -0.19 | - | - | - | |
| 32 to 48 | +/- 0.19 | +0.25 | +/- 0.19 | +/- 0.38 | +/- 0.19 | |
| - | - | -0.19 | - | - | - | |
Quality-first ASTM A815 UNS S31803 Fittings Stockist trusted by leading brands across the globe.
| Heat Treatment | Temperature Range |
|---|---|
| Post-Weld Heat Treatment | 550°C to 750°C |
| Stress Relief | 650°C |
| Solution Annealing | 1020°C to 1100°C |
| Tensile Strength | Yield Strength | Charpy V-Notch Impact | Elongation | Rockwell | |
|---|---|---|---|---|---|
| ksi.(Mpa) | ksi. (Mpa) | mm-N/mm2 | mm-N/mm2 | % | Hardness |
| 125 (862) | 90 (621) | 1310 | 844 | 28 | 25C |
| Property | 20°C | 100°C | 200°C | 300°C | Units |
|---|---|---|---|---|---|
| Electric resistivity | 0.8 | 0.85 | 0.9 | 1 | µΩm |
| Density | 7.8 | - | - | - | g/cm³ |
| 0.28 | - | - | - | lb/in³ | |
| Thermal capacity | 500 | 530 | 560 | 590 | J/kg°C |
| Modulus of elasticity | 200 | 194 | 186 | 180 | GPa |
| 29 | - | - | - | psi x 10-6 | |
| Linear expansion (RT ➞ T)°C | - | 13 | 13.5 | 14 | x 10-6/°C |
| Poissons ratio | 0.3 | - | - | - | - |
| Thermal conductivity | 15 | 16 | 17 | 18 | W/m°C |
| 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 A815 specifications.
It meets ASTM A815 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.