Pipe Fittings

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Our Products

Pipe Fittings, Stocked and Supplied to Certified Standards

Apollo Steel Industries is a trusted stockist and supplier of Butt-Weld Elbows, Tees, Reducers, Caps, Stub Ends, Crosses, Return Bends and Couplings in Stainless Steel, Duplex, Super Duplex and High-Nickel Alloys. We maintain a vast inventory to support bulk project supply and urgent breakdown requirements alike, with every consignment backed by complete mill test certificates and dimensional traceability.

Directional Change Elbows

Elbows

Butt-weld fittings manufactured in 90° and 45° configurations, Long Radius and Short Radius, used to change the direction of flow while minimizing pressure drop and turbulence in the piping run.

Size1/2" – 48" NB
StandardsASME B16.9, MSS SP-43
MaterialsStainless Steel 304, 316, Duplex 2205, supper duplex 2507, Hastelloy, Monel, Inconel, Titanium, 904L, Alloys steel,carbon steel
Type90° / 45°, LR / SR
Branch Connection Tees

Tees

Butt-weld fittings used to create a branch connection from a main pipeline, supplied as Equal Tees for same-size branches and Reducing Tees where the branch outlet is smaller than the run.

Size1/2" – 48" NB
StandardsASME B16.9
MaterialsStainless Steel 304, 316, Duplex 2205, supper duplex 2507, Hastelloy, Monel, Inconel, Titanium, 904L, Alloys steel,carbon steel
TypeEqual / Reducing
Size Transition Reducers

Reducers

Fittings used to join two pipes of different diameters, available as Concentric Reducers on a common centerline and Eccentric Reducers with an offset for level pipe support or drainage.

Size1/2" – 48" NB
StandardsASME B16.9
MaterialsStainless Steel 304, 316, Duplex 2205, supper duplex 2507, Hastelloy, Monel, Inconel, Titanium, 904L, Alloys steel,carbon steel
TypeConcentric / Eccentric
End Closure Caps

Caps

Dome-shaped, butt-weld end closures used to seal the open end of a pipe run, providing a smooth, code-compliant termination for lines subject to hydrostatic testing or future extension.

Size1/2" – 48" NB
StandardsASME B16.9
MaterialsStainless Steel 304, 316, Duplex 2205, supper duplex 2507, Hastelloy, Monel, Inconel, Titanium, 904L, Alloys steel,carbon steel
ScheduleSCH 10 – SCH 160, XXS
Lap Joint Pair Stub Ends

Stub Ends

Butt-weld fittings used in conjunction with a Lap Joint Flange, forming a flanged connection that allows the flange to rotate freely for bolt-hole alignment while only the stub-end contacts the process media.

Size1/2" – 48" NB
StandardsMSS SP-43
MaterialsStainless Steel 304, 316, Duplex 2205, supper duplex 2507, Hastelloy, Monel, Inconel, Titanium, 904L, Alloys steel,carbon steel
TypeType A / Type B
Four-Way Junction Crosses

Crosses

Four-way butt-weld fittings used where a pipeline must branch in two opposite directions from a single point, commonly used in fire protection and process header piping.

Size1/2" – 24" NB
StandardsASME B16.9
MaterialsStainless Steel 304, 316, Duplex 2205, supper duplex 2507, Hastelloy, Monel, Inconel, Titanium, 904L, Alloys steel,carbon steel
TypeEqual / Reducing
180° Turn Return Bends

Return Bends

U-shaped butt-weld fittings that reverse flow direction by 180°, widely used in heater coils, boiler tube banks and compact piping layouts where space is constrained.

Size1/2" – 12" NB
StandardsASME B16.9, MSS SP-43
MaterialsStainless Steel 304, 316, Duplex 2205, supper duplex 2507, Hastelloy, Monel, Inconel, Titanium, 904L, Alloys steel,carbon steel
TypeShort Radius / Long Radius
Pipe Joint Couplings

Couplings

Socket weld and threaded fittings used to join two lengths of pipe of the same diameter in-line, supplied as Full Couplings and Half Couplings for branch outlet connections on small-bore piping.

Size1/8" – 4" NB
StandardsASME B16.11
MaterialsStainless Steel 304, 316, Duplex 2205, supper duplex 2507, Hastelloy, Monel, Inconel, Titanium, 904L, Alloys steel,carbon steel
Class3000 / 6000 / 9000 #
Material Grades

Fitting Material & Grade Reference

Common grades supplied against ASTM / ASME standards for our pipe fitting range.

Grade Material Standard Typical Application
SS 304 / 304L Austenitic Stainless Steel ASTM A403 Gr. WP304/304L General Process & Corrosion Resistant Service
SS 316 / 316L Austenitic Stainless Steel + Mo ASTM A403 Gr. WP316/316L Chemical, Marine & Pharma Applications
Carbon Steel Carbon Steel ASTM A234 Gr. WPB General Fluid Transport, Structural Piping
Alloy Steel Chrome-Moly Alloy Steel ASTM A234 Gr. WP11/WP22/WP91 High Temperature, High Pressure Service
Duplex 2205 Duplex Stainless Steel ASTM A815 Gr. WPS31803/S32205 Offshore & High Chloride Environments
Super Duplex 2507 Super Duplex Stainless Steel ASTM A815 Gr. WPS32750 Subsea, High Chloride & High Strength Service
Inconel 625 / 825 Nickel-Chromium Alloy ASTM B366 Severe Corrosion & High Temperature Service
Where We Deliver

Application Industries

Our pipe fittings are stocked and supplied across heavy engineering and critical process industries.

Power Plants (Boilers & Heaters)
Petro-Chemical & Refineries
Oil & Gas Exploration Projects
Heavy Engineering Industries
Fertilizer & Chemical Plants
Desalination & Water Treatment Plants
Ship Building Industries
Civil Construction Industries
Pharmaceutical & Food Processing
Indian Railways
Defence Organizations
Offshore & Marine Structures
Why Apollo Steel

Built for Reliability, Backed by Certification

Certified Quality

Every batch is supplied with complete material test certificates and dimensional traceability.

Exotic Alloy Expertise

Specialized stocking in Duplex, Super Duplex, Inconel, Monel and Titanium fitting grades.

Large Standing Inventory

Extensive stockyard across sizes and schedules ensures material is ready to move on confirmation.

On-Time Bulk Supply

Large stock inventory ensures fast turnaround on bulk and repeat project orders.