Type Material | Scope Application | Dimensional Conformity | |
ASTM/ASME A/SA 234 | Seamless or Welded | Medium to High temp buttweldded forged fittings for conveyance in Gas, Petroleum & Natural Gas applications | ASME/ANSI B16.9 |
ASTM/ASME A/SA 420 | Seamless or Welded | Low temp buttwelded forged fittings for conveyance in Gas, Petroleum & Natural Gas applications | ASME/ANSI B16.9 |
SABS/SANS 14/16049 | Cast | Malleable cast iron fittings (Screwed) for Water, Gas, Steam & Air | As per spec |
SABS/SANS 62 | Welded | Screwed Low pressure fitings for Water, Irrigation & General aplications | As per spec |
ASTM/ASME A/SA 105 | Forged | Medium to High temp service applications in Water, Gas, Petroleum & Mining sector | ASME/ANSI B16.11 |
BS1740 | Wronght Steel | Screwed fittings for Water, Gas, Steam or Air service | As per spec |
HOT INDUCTION BENDS | Seamless or Welded | As per requirements | ASME/ANSI B16.49 |
ASTM/ASME A/SA 182 | Forged | High temp service applications for Water, Gas & Petroleum service | ASME/ANSI B16.11 |
ASTM/ASME A/SA 350 | Forged | Low temperature fittings for conveyance in Gas, Petroleum & Natural Gas service | ASME/ANSI B16.11 |
SPECIAL FABRICATED FITTINGS | As per spec/drawing | As specified | As specified |
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
45’ Elbow (Long)
Reducer (Concentric)
Tee (Straight)
90’ Elbow (Short)
Reducer (Eccentric)
Tee (Reducing)
45’ Elbow (Long)
Lap Joint Stub End
Cap
90’ Elbow
45’ Elbow
Tee
Cross
Coupling
Reducer
Cap
Union
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
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.