Duplex Fittings

Duplex Fittings

2205 Elbows

2205 Elbows

DSS Pipe Reducer

DSS Pipe Reducer

Duplex 2205 tee

Duplex 2205 Tee

 

 

duplex pipe fittings

Know more about specification of duplex stainless steel pipe fittings

Duplex fittings specifications

 

 

 

 

 

Compare the types and size range of different 2205 elbows manufacturers in India

Duplex pipe fittings grades

ASTM A815 UNS S31803 Fittings

ASTM A815 UNS S31803 Fittings

ASTM A815 UNS S32205 Fittings

ASTM A815 UNS S32205 Fittings

 

Different duplex steel elbow types

Duplex 45 deg elbow

Duplex 45 deg elbow

2205 90 deg elbow

2205 90 deg elbow

DSS 180 deg elbow

DSS 180 deg elbow

Duplex stainless steel long radius elbow

Duplex stainless steel long radius elbow

Duplex 2205 short radius elbow

Duplex 2205 short radius elbow

Duplex elbow

Duplex elbow

 

Popular types of 2205 duplex tee

2205 duplex equal tee

2205 duplex equal tee

Alloy 2205 reducing tee

Alloy 2205 reducing tee

Duplex SS 2205 lateral tee

Duplex SS 2205 lateral tee

 

Common types of DSS pipe reducer

Duplex 2205 alloy concentric reducer

Duplex 2205 alloy concentric reducer

Inox 2205 eccentric reducer

Inox 2205 eccentric reducer

 

Top selling types of alloy 2205 stub end & cap

Duplex stainless end caps

Duplex stainless end caps

SAF 2205 long stub end

SAF 2205 long stub end

Duplex alloy 2205 short stub end

Duplex alloy 2205 short stub end

 

Common type of Inox duplex 2205 seamless pipe bend

Duplex AISI 2205 45 degree bend

Duplex AISI 2205 45 degree bend

Duplex 90 deg bend

Duplex 90 deg bend

Duplex 2205 180 deg pipe bend

Duplex 2205 180 deg pipe bend

Alloy 2205 long radius bend

Alloy 2205 long radius bend

Duplex SS short radius bend

Duplex SS short radius bend

 

Check duplex 2205 buttweld fittings temperature limit and Rockwell hardness of 2205 duplex tee

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
duplex 2205 elbow schedule chart

 

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

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