Duplex Fittings


2205 Elbows

DSS Pipe Reducer

Duplex 2205 Tee
Table of Content
- Duplex fittings specifications
- Duplex pipe fittings grades
- Different duplex steel elbow types
- Popular types of 2205 duplex tee
- Common types of DSS pipe reducer
- Top selling types of alloy 2205 stub end & cap
- Common type of Inox duplex 2205 seamless pipe bend
- Duplex stainless steel pipe fittings temperature limit
- Rockwell hardness of duplex 2205 buttweld fittings
- Duplex 2205 elbow schedule chart
- Alloy 2205 weld fittings heat treatment
- Corrosion resistance of duplex steel buttweld fittings
- Welding method of duplex steel pipe fittings
- Duplex stainless steel fittings chemical composition
- Duplex 2205 pipe fittings thermal conductivity
- Tensile strength of duplex 2205 fittings
- Duplex buttweld pipe fittings equivalent standard
- DSS welded fittings mechanical properties

Know more about specification of duplex stainless steel pipe fittings
Having more than 21 years of experience as duplex fittings manufacturer, Buy custom size duplex stainless steel pipe fittings as per international standard. Duplex elbow used in piping systems to join pipes together in SCH 20 to SCH 180.
Duplex fittings specifications
Compare the types and size range of different 2205 elbows manufacturers in India
Superior heat resistance duplex fittings manufacturer With corrosion and impact test, Buy 2205 elbow in ASTM A815 UNS S31803 and ASTM A815 UNS S32205 grade at fair price for extreme environments.

ASTM A815 UNS S31803 Fittings

ASTM A815 UNS S32205 Fittings
Different duplex steel elbow types

Duplex 45 deg elbow

2205 90 deg elbow

DSS 180 deg elbow

Duplex stainless steel long radius elbow

Duplex 2205 short radius elbow

Duplex elbow
Popular types of 2205 duplex tee

2205 duplex equal tee

Alloy 2205 reducing tee

Duplex SS 2205 lateral tee
Common types of DSS pipe reducer

Duplex 2205 alloy concentric reducer

Inox 2205 eccentric reducer
Top selling types of alloy 2205 stub end & cap

Duplex stainless end caps

SAF 2205 long stub end

Duplex alloy 2205 short stub end
Common type of Inox duplex 2205 seamless pipe bend

Duplex AISI 2205 45 degree bend

Duplex 90 deg bend

Duplex 2205 180 deg pipe bend

Alloy 2205 long radius bend

Duplex SS short radius bend
Check duplex 2205 buttweld fittings temperature limit and Rockwell hardness of 2205 duplex tee
Top 5 duplex fittings manufacturer to ferritic and austenitic base alloys, Duplex 2205 buttweld fittings suitable for high temperature service in corrosive environments.
Duplex stainless steel pipe fittings temperature limit
- Annealing Temperature In °F = 1868 to 2012°F
- Annealing Temperature In °C = 1020 to 1100°C
Rockwell hardness of duplex 2205 buttweld fittings
| Rockwell C (HR C) | Brinell (HB) |
|---|---|
| 31 maximum | 293 maximum |
Alloy 2205 weld fittings available in Schedule 20/ 40/ 80, view duplex SS 2205 welded fittings heat treatment
Duplex 2205 elbow schedule chart
| Schedule 10 | Schedule 20 |
|---|---|
| SCH 30 | STD Wall |
| SCH 40 | SCH 60 |
| EXT Hvy | SCH 80 |
| SCH 100 | SCH 120 |
| SCH 140 | SCH 160 |
| XX Hvy | – |

Alloy 2205 weld fittings heat treatment
- Solution treatment (annealing) 1020°C – 1100°C
Buy duplex 2205 alloy butt welded joint trusted from suppliers with leak-proof test reports, refer to Inox duplex 2205 seamless pipe fittings corrosion resistance chart
Rich background in the industry as a duplex fittings manufacturer in India, 21 years of professional experience. Alloy 2205 welded fittings used in food processing, sea water, chemical and marine industries.
Corrosion resistance of duplex steel buttweld fittings
Corrosion in Wet Process Phosphoric Acids
| Corrosion Rate, ipy | ||||||||
|---|---|---|---|---|---|---|---|---|
| Grade | Solution A, 1401/4F | Solution B, 1201/4F | ||||||
| Duplex 2205 | 3.1 | 3.9 | ||||||
Don’t forget to check the welding method of duplex stainless weldable pipe fittings, and duplex 2205 fittings chemical composition
Welding method of duplex steel pipe fittings
| Welding Methods | Full Form |
|---|---|
| FCAW welding | Flux cored arc |
| SMAW welding | Shielded metal arc |
| GMAW welding | Gas metal arc |
| TIG welding | Tungsten inert gas |
Duplex stainless steel fittings chemical composition
| Element | ASTM A815 UNS S31803 Fittings | ASTM A815 UNS S32205 Fittings |
|---|---|---|
| C (Carbon) | 0.030 maximum | 0.030 maximum |
| Cr (Chromium) | 22.0 – 23.0 | 21.0 – 23.0 |
| P (Phosphorous) | 0.030 maximum | 0.030 maximum |
| S (Sulphur) | 0.020 maximum | 0.020 maximum |
| Ni (Nickel) | 4.50 – 6.50 | 4.50 – 6.50 |
| N (Nitrogen) | 0.14 – 0.20 | 0.8 – 0.20 |
| Mo (Molybdenum) | 3.0 – 3.5 | 2.50 – 3.50 |
| Si (Silicon) | 1.00 maximum | 1.00 maximum |
| Fe (Iron) | 63.72 min | 63.54 min |
| Mn (Manganese) | 2.00 maximum | 2.00 maximum |
Duplex 2205 pipe fittings thermal conductivity
| Temperature °F | – | 68°F | 212°F | 392°F | 572°F |
|---|---|---|---|---|---|
| Thermal Conductivity | Btu/h ft°F | 8.7 | 9.2 | 9.8 | 10.4 |
Tensile strength of duplex 2205 fittings
| Temperature °F | 122°F | 212°F | 392°F | 572°F |
|---|---|---|---|---|
| Tensile Strength In KSI | 96 | 90 | 83 | 81 |
Duplex buttweld pipe fittings equivalent standard
| Standard | ASTM A815 UNS S31803 Fittings | ASTM A815 UNS S32205 Fittings |
|---|---|---|
| UNS | S31803 | S32205 |
| WERKSTOFF NR. | 1.4462 | 1.4462 |
| Grade | F51 | F60 |
| Density (g/cm3) | 7.805 | 7.805 |
DSS welded fittings mechanical properties
| Element | ASTM A815 UNS S31803/S32205 |
|---|---|
| Melting Point (°F) | 2588 – 2669 |
| Hardness Brinell | 290 Max HB |
| Elongation A50 mm | 25 Min % |
| Proof Stress | 450 Min MPa |
| Tensile Strength | 620 Min MPa |
| Electrical Resistivity | 0.85 x10^-6 Ω .m |
| Modulus of Elasticity | 200 GPa |
| Thermal Expansion | 13.7 x10^-6 /K |
| Thermal Conductivity | 19.0 W/m.K |
| Density (g/cm 3) | 7.805 |
| Density (lb/in 3) | 0.285 |
| Melting Point (°C) | 1420 – 1465 |
Top 8 Reasons to Choose Ramesh Group for High Pressure Applications

- ADNOC approved manufacturer and supplier of seamless fittings and forged steel flanges
- Supply industrial steel piping products in Europe as per CBAM requirements
- Exporter of high performance weld fittings suitable for corrosion resistant environment
- Distributor of butt welding fittings for Marine application as per MTC EN 10204 3.1/ 3.2
- All pipe flange comes with NACE MR0175 and pressure class 150 to 2500 as per ASME B16.5.
- Over 250 Fabricators and traders in Middle East and European countries import prime quality BLRF, SORF and WNRF flanges because our material is accepted in Abu Dhabi National Oil Company
- Supplying SMLS elbow, tee, reducer and end cap to Stockist and wholesaler of piping materials in Saudi Arabia at Resale price as per ASME B16.9.
- Keep custom sizes Ex stock of standard sizes with stockholders in USA and Mexico for urgent requirements in replacement situations































