Nascent Fittings Inc.
180 degree Return Cap
Buy 180° return end caps in SS, CS, alloy & duplex steel. ASME B16.9 sizes, mill test certificates and global export from Nascent Fittings Inc.

- Size
- 1/2" to 4"NB
- Schedule
- 10/20/40/80/100/120/160/XXS
- Standard
- ASTM A 234
About
About 180 degree Return Cap
The inspection is performed from the first stage that is buying of raw substances to the last stage of packaging and delivering of the item. This gives them surety of offering a commendable quality of service. If talking about the testing, yes, the producers are giving importance to testing to check product quality before it finally gets shipped. The testing performed is a mechanical test, chemical test, hardness test, positive material identification test, intergranular corrosion test, flattening and flaring test, pitting resistance test etc.
The main function of an return cap is in point of fact to impede the precise end of a line in the piping system. And this is being achieved by placing Butt Weld Fittings return Cap on the open-line together with on the welding in the region of point. The return caps are tested for accuracy, durability and precision before being sold out in the to our clients.
Manufacturing note
Nascent Fittings Inc. is a manufacturer and supplier of Stainless Steel 180 Return Caps. Our high quality, strong, corrosion resistant return caps come in various sizes to meet your all pipe fitting needs. We provide this product possessing standards like ASME B16.11 and ANSI B16.9 that are checked regularly at each stage of production to ensure high quality, corrosion resistant and highly durable.
Typical applications
- Industrial piping and process systems using 180 degree Return Cap
- Project supply of 180 degree Return Cap for oil & gas, power, chemical and general industry
Materials
180 degree Return Cap by material

Duplex Steel 180 degree Return Cap
Size · 1/2" to 12"NB,

Low Temperature Carbon Steel 180 degree Return Cap
Grades · Low Temp. CS: ASTM A-420 WPL6

Cupro Nickel 180 degree Return Cap
Size · 1/2" to 12"NB,

Nickel Alloy 180 degree Return Cap
Size · 1/2" to 12"NB,

Monel 180 degree Return Cap
Grades · Monel 400 · Monel K500

Hastelloy 180 degree Return Cap
Grades · Hastelloy C-276 · Hastelloy C-22 · Hastelloy B-2 · Hastelloy C-4 (N06455)

Aluminium 180 degree Return Cap
Grades · 3003-H18 · 3003-H112 · 6061 · 6063

Titanium 180 degree Return Cap
Grades · Grade 1 · Grade 2 · Grade 5 (Ti-6Al-4V) · Grade 7

Stainless Steel 180 degree Return Cap
Size · 1/2" to 12"NB,

Alloy Steel 180 degree Return Cap
Grades · Alloy Steel: ASTM A 234, WP5, WP9, WP11, WP12, WP91

Carbon Steel 180 degree Return Cap
Size · 1/2" to 4"NB,
Compliance
Standards & certificates
Specifications and documentation typically referenced for this product line — details from our shared compliance catalog.
Standards
12ASTM A234
ASTMPiping fittings of wrought carbon steel and alloy steel for moderate and high temperature service.
- Scope
- Seamless and welded wrought carbon and alloy steel fittings.
- Applies To
- Buttweld elbows, tees, reducers, caps and related forms
- Typical Grades
- WPB, WP5, WP9, WP11, WP22, WP91
ASTM A420
ASTMPiping fittings of wrought carbon steel and alloy steel for low-temperature service.
- Scope
- Wrought fittings suitable for low-temperature pressure piping.
- Applies To
- Buttweld fittings for cryogenic / LT service
- Typical Grades
- WPL6
ASTM A403
ASTMWrought austenitic stainless steel piping fittings.
- Scope
- Seamless and welded wrought stainless steel fittings.
- Applies To
- Buttweld and related stainless fittings
- Typical Grades
- WP304/L, WP316/L, WP321, WP347, WP904L
ASTM A815
ASTMWrought ferritic, ferritic/austenitic and martensitic stainless steel piping fittings.
- Scope
- Duplex and related stainless fittings for corrosive service.
- Applies To
- Buttweld fittings in duplex / super duplex grades
- Typical Grades
- UNS S31803, S32205, S32750, S32760
ASTM B361
ASTMFactory-made wrought aluminum and aluminum-alloy welding fittings.
- Scope
- Wrought aluminium fittings for welding assembly.
- Applies To
- Aluminium buttweld elbows, tees, reducers and caps
ASTM B381
ASTMTitanium and titanium alloy forgings.
- Scope
- Forged titanium components for industrial and corrosion-resistant service.
- Applies To
- Titanium flanges, fittings and forged parts
ASME B16.11
ASMEForged fittings — socket-welding and threaded.
- Scope
- Ratings, dimensions, tolerances, marking and material requirements for forged fittings.
- Applies To
- Socket-weld and threaded elbows, tees, couplings, unions, plugs and bushings
- Class Range
- Class 2000, 3000, 6000 (and related pressure classes)
ASME B16.9
ASMEFactory-made wrought buttwelding fittings.
- Scope
- Dimensions, tolerances, ratings, and markings for wrought buttweld fittings.
- Applies To
- Elbows, tees, reducers, caps, crosses, stub ends and related forms
- Size Coverage
- Typically NPS ½ through 48
- Related
- MSS SP-43, ASME B16.28
EN 10253-2
ENButt-welding pipe fittings — non-alloy and ferritic alloy steels with specific inspection requirements.
- Scope
- European dimensional and technical delivery conditions for carbon/alloy BW fittings.
- Applies To
- Buttweld fittings in P235 / P265 and related grades
EN 10253-4
ENButt-welding pipe fittings — wrought austenitic and austenitic-ferritic (duplex) stainless steels.
- Scope
- European requirements for stainless and duplex BW fittings.
- Applies To
- Stainless and duplex buttweld fittings
IS 1239 Part II
BISMild steel tubes, tubulars and other wrought steel fittings — fittings.
- Scope
- Indian Standard covering wrought steel pipe fittings.
- Applies To
- MS / GI fittings commonly used in Indian utility piping
DIN Standard
DINGerman Institute for Standardization piping / material norms.
- Scope
- Collective reference for DIN dimensional and material standards used on export and EU projects.
- Applies To
- Flanges, fittings and materials when DIN designation is specified
Manufacturing
Crafted with care
Workshop and production views for 180 degree Return Cap — the same craftsmanship photos from our plant archives, shown in webp.
3 photos



People also ask
Questions about 180 degree Return Cap
Nascent Fittings Inc. answers common buyer questions for this line.
Does Nascent Fittings Inc. manufacture 180 degree Return Cap?+
Yes. Nascent Fittings Inc. manufactures and supplies 180 degree Return Cap for industrial piping projects, with material grades and sizes aligned to project specifications.
Can Nascent Fittings Inc. export 180 degree Return Cap worldwide?+
Yes. We export 180 degree Return Cap globally with standard export packaging, material test certificates, and documentation support for international shipments.
What materials are available for 180 degree Return Cap?+
180 degree Return Cap is available in carbon steel, alloy steel, stainless steel, duplex, nickel alloys, copper alloys, aluminium, titanium and other project-specific materials as required.
Need pricing for 180 degree Return Cap?
Share sizes, material grade and quantity — manufacturing options and delivery timelines follow.







