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Duplex Forged Fittings

Duplex forged fittings

What is Duplex Forged Fittings?

These high-strength components get produced by applying compressive forces like hammering and rolling. Duplex forged fittings have austenite and ferrite grades to deliver strength and durability. These fittings can be of several types, like tees and reducers, for various roles in tough conditions.

An Alloy 2205 threaded elbow operates in the petroleum sector, chemical storage tanks, heat exchangers, and pressure vessels. It contains around 22% chromium and 5-6% nickel with 3% molybdenum. Customers can also procure a duplex steel coupling to connect piping reliably.


Manufacturer of DSS 2205 Coupling in India, Check Specification and Chemical Composition

Duplex Socket Weld Fittings Specification



Duplex SS Threaded Fittings Specification



Duplex 2205 Threaded Fittings Chemical Composition


Mo C Mn Cr Ni Si P S N Fe
3.00-3.50
.030 Max
2.00 Max
22.0-23.0
4.50-6.50
1.00 Max
.030 Max
.020 Max
0.14-0.20
Balance

What are the advantages of using Duplex Forged Fittings?

Duplex 2205 socket weld fittings are well-known for their role in corrosive conditions since they can withstand many abrasive chemicals, including inorganic acids and chlorides.

  • DSS 2205 threaded fittings can endure temperatures up to 300°C
  • Offers resistance to chloride stress-corrosion cracking
  • Need very little maintenance
  • Delivers long operational life

A WNR 1.4462 threaded plug frequently works in specialty chemicals, pharmaceuticals, gas processing, and off-shore oil drilling companies. These products can seal pipe ends to prevent fluid flow.

Manifest alloys is one of the prime duplex stainless steel forged fittings manufacturer that are being sourced by using high quality of raw material, We dispatch DSS forged fittings to Brazil, Ecuador, Colombia, and Ecuador in 7-10 days.

Find Duplex Steel Threaded Fittings in Size Ranging From 1/2" to 4" as per ASME B16.11 Standards

Duplex Stainless Steel Socket Weld Fitting Dimension Chart


Duplex forged fittings dimensions

NPS Socket bore Bore diameter Depth socket Body wall thickness Socket wall thickness Center to bottom of socket A
B D A G C 45°
1/2 21.95 21.70 16.6 15 10 3.75 4.65 4.10 11.5
1 34.05 33.80 27.4 25.9 13 4.55 5.70 5.00 14
3/4 27.30 27.05 21.7 20.2 13 3.90 4.90 4.25 12.5
42.80 42.55 35.8 34.3 13 4.85 6.05 5.30 17
2 61.35 61.10 53.5 51.7 16 5.55 6.95 6.05 25
48.90 48.65 41.7 40.1 13 5.10 6.35 5.55 21
74.20 73.80 64.2 61.2 16 7.00 8.75 7.65 29
4 115.80 115.45 103.8 100.7 19 8.55 10.70 9.35 41.5
3 90.15 89.80 79.5 46.4 16 7.60 9.50 8.30 31.5

Duplex Steel 2205 Threaded Fittings Delivery Time Table


Country Name Saudi Arabia Qatar Egypt Israel Oman
Delivery Time 8-10 Days 8-10 11-13 12-15 7-8

Types of DSS Forged Fittings


Duplex threaded elbow

Duplex threaded elbow

SA 276 duplex socket weld tee

SA 276 duplex socket weld tee

duplex stainless threaded cross

duplex stainless threaded cross

ASTM A182 duplex socket weld coupling

ASTM A182 duplex socket weld coupling

DSS threaded half coupling

DSS threaded half coupling

SA 182 duplex socket weld cap

SA 182 duplex socket weld cap

Stainless steel duplex bull plugs

Stainless steel duplex bull plugs

Duplex steel swage nipples

Duplex steel swage nipples

Difference Between Duplex Socket Weld and Threaded Fitting


Duplex socket weld and threaded fitting difference
 

Applications of 22cr Duplex Forged Union


  • → Oil and gas industries
  • → Equipments
  • → Food processing industries
  • → Power industries
  • → Pipeline
  • → Paper industries
  • → Ship building industries
  • → Chemical industries
  • → Cement industries

Supplier of 22cr Duplex Socket Weld Fittings in Pressure Class 3000, 6000,and 9000, Check Tolerance

Tolerance Chart of Alloy 2205 Threaded Tee


OD at Bevel Nominal Pipe Size Center to End LR Nominal Pipe Size Outside Diameter At Bevel ID at End Center to End 3D Center to End LR Inside Diameter at End Center to End 3D Wall Thickness (t)
1.06 3 to 3½ 2 20 to 24 6.04 -4.08 4.08 3 2 1.06 3 Not less than 87.05% of Nominal Wall Thickness
2.04, -1.06 5 to 8 2 32 to 48 6.04 -4.08 6.04, -4.08 6 5 1.06 3
1.06 4 2 26 to 30 6.04 -4.08 6.04, -4.08 6 3 1.06 3
+1.06 , -0.08 1/2 to 2½ 2 10 to 18 4 -3.02 3.02 3 2 0.08 3

What are the advanced Ferrite Testing methods available for Duplex Forged Fittings?

Ferrite testing refers to the measurement of the ferrite content in the duplex SS pipe nipple. The core principle is measuring magnetic permeability. It also assesses properties like toughness, ductility, and corrosion resistance. This testing can protect against future failures arising from damaged components.

ASTM A182 F51 UNS S31803 forged fittings can also get analyzed through a Fetoscope. It uses magnetic induction for ferrite measurement, checking all the magnetic components in a generally non-magnetic specimen. A probe on the duplex stainless steel union creates a closed magnetic circuit.

These tests are essential to gauge the delta ferrite content that creates an ideal balance between toughness, corrosion resistance, and overall performance. They have become standard NDT components for contemporary suppliers of a duplex stainless steel socket weld elbow manufacturers.

Testing Methods of Duplex Forged Elbow

Duplex froged elbow testing methods
Get Duplex Stainless Steel Screwed Fittings in SCH 80, XS, SCH 160 and SCH XXS Schedule, View Manufacturing standard Below

Manufacturing Standard of 1.4462 SAF 2205 Forged Fittings


BS3799 Specification for screwed, socket-weld, steel pipe fittings, for the petroleum industry
ANSI B16.11 Threaded and socket weld fittings
BS21 Threading.
ANSI/ASME B1.20.1 Pipe threads (general purpose)
ISO 4144 Duplex threaded fittings to ISO 7-1.
ASTM A182 / A182M Forged fittings for high temperature service.
Standard specification for wrought austenitic duplex steel forged fittings
MSS SP-95 Bull plugs and swage nipples
Find 1.4462 SAF 2205 Forged Elbow / Union / Plug Physical Properties Here

Physical Properties of Duplex Alloy Socket Weld Elbow


Physical Property Thermal Expansion Density Modulus of Elasticity Electrical Resistivity Thermal Conductivity
Value 13.7 x10^ -6 /K 7.805 g/cm³ 200 GPa 0.85 x10^ -6 Ω .m 19.0 W/m.K

Mechanical Properties of DSS 2205 Coupling


Grade % Elongation YS (MPa) Hardness(BHN) UTS (MPa)
S31803 25 min. 450 min. 293 max. 620 min.

Equivalent Grade of 22 cr Duplex Steel Union


STANDARD WERKSTOFF NR. UNS
Duplex 1.4462 S31803 / S32205

Duplex Socket Weld Fitting Services and Features

Duplex socket weld fitting services and features