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Steel Fittings

Wrought Steel Butt Weld Pipe Fittings

Type MaterialScope ApplicationDimensional Conformity
ASTM/ASME A/SA 234Seamless or WeldedMedium to High temp buttweldded forged fittings for conveyance in Gas, Petroleum & Natural Gas applicationsASME/ANSI B16.9
ASTM/ASME A/SA 420Seamless or WeldedLow temp buttwelded forged fittings for conveyance in Gas, Petroleum & Natural Gas applicationsASME/ANSI B16.9
SABS/SANS 14/16049CastMalleable cast iron fittings (Screwed) for Water, Gas, Steam & AirAs per spec
SABS/SANS 62WeldedScrewed Low pressure fitings for Water, Irrigation & General aplicationsAs per spec
ASTM/ASME A/SA 105ForgedMedium to High temp service applications in Water, Gas, Petroleum & Mining sectorASME/ANSI B16.11
BS1740Wronght SteelScrewed fittings for Water, Gas, Steam or Air serviceAs per spec
HOT INDUCTION BENDSSeamless or WeldedAs per requirementsASME/ANSI B16.49
ASTM/ASME A/SA 182ForgedHigh temp service applications for Water, Gas & Petroleum serviceASME/ANSI B16.11
ASTM/ASME A/SA 350ForgedLow temperature fittings for conveyance in Gas, Petroleum & Natural Gas serviceASME/ANSI B16.11
SPECIAL FABRICATED FITTINGSAs per spec/drawingAs specifiedAs specified
  • Manufacturer identification mark.
  • ASTM material designation the symbol identifying the type of material from which the products was manufactured.
  • Schedule number or norminal wall thickness designation.
  • Nominal size.
  • Heat number.

Carbon and Alloy Steel

90′ Elbow (Long)

180’ Elbow (Long)

Reducer (Concentric)

Reducer (Concentric)

90’ Elbow (Short)

180’ Elbow (Short)

Reducer (Eccentric)

Reducer (Eccentric)

45’ Elbow (Long)

Tee (Straight)

Tee (Reducing)

Cap

Stainless Steel (6Mo / Duplex / Super Duplex)

45’ Elbow (Long)

Reducer (Concentric)

Tee (Straight)

90’ Elbow (Short)

Reducer (Eccentric)

Tee (Reducing)

45’ Elbow (Long)

Lap Joint Stub End

Cap

Forged Steel Fittings

  • Manufacturer identification mark.
  • ASTM material designation the symbol identifying the type of material from which the products was manufactured.
  • Service design: The fitting Pressure class.
  • Nominal size.
  • Heat number.

Socket Welding Fittings

90’ Elbow

45’ Elbow

Tee

Cross

Coupling

Reducer

Cap

Union

Threaded Fittings

90’ Elbow

45’ Elbow

Tee

Cross

Coupling

Half Coupling

Cap

Union

Hex. Head Plug

S.Q. Head Plug

Round Head Plug

Hex. Head Bushing

Boss

Insert

Nipple

Swage Nipple

Outlets

Socket-Outlet

Welding-Outlet

Thread-Outlet

Nipple-Outlet

Ferrous Material
Material Classification Comparison as nations
Large Middle Small ASTM (U.S.A)
Designation Identification
Ferrous

(Base Mat’l:Fel)

Carbon Steel Ambient and Higher
Temperature Service
A234 WPB
WPC
Alloy Steel (Cr ≥ 1%) Low Temperature Service A420 WPL3

WPL6

WPL9

Low Alloy (1% ≤ Cr ≤ 9%) A234 WP1

WP12

WP11

WP22

WP5

WP23

WP9

WP91

WP92

High Alloy (Cr ≥ 12%):Stainless Steel Martensitic Stainless Steel A815 WP410

WP430

Ferritic Stainless Steel
Austenitic Stainless Steel A403 WP304/L

WP316/L

WP321/H

WP347/H

Super Austenitic Stainless Steel A403 S31254

904L

Ferritic / Austenitic (Duplex / Super Duplex) A815 S31803

S32750

S32760

Non-Ferrous Material Comparison
Material Classification Trade Mark UNS NO.
Non-Ferrous

Base Mat’l:Ni)

Inconel 600 N06600
Inconel 690 N06690
Inconel 800H / 800HT N08810 / N08811
Inconel 625 N06625
Incoloy 825 N08825
Hastelloy B2 N010665
Hastelloy C276 N010276
Hastelloy C22 N06022
Incoloy 020 N08020
Monel 400 N04400
Monel K500 N05500
Non-Ferrous

(Base Mat’l : Cu)

CU-Ni 70/30 C71500
Cu-Ni 90/10 C70600

* Applicable Code/Standard: ASTM Part B, Latest Edition.