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WPHY 42 Carbon Steel Couplings

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WPHY 42 Carbon Steel Couplings Specification

Sealing Type
Metal-to-Metal

Flexibility
Rigid

Diameter
Up to 48 inches

Temperature Range
-20C to 450C

Connection Type
Butt Weld

Thread Type
Not Threaded

Coating Type
Epoxy / Black Oil Painted

Tolerance
0.5 mm

Yield Strength
290 MPa (minimum)

Tensile Strength
415 MPa (minimum)

Product Type
Pipe Coupling

Material
Carbon Steel

Connection
Welded

Shape
Round

Standard
ASTM A860 WPHY 42

Surface Treatment
Black Painted / Anti-Rust Coated

Outer Diameter
1/2 to 48 (DN15 to DN1200)

Section Shape
Cylindrical

Length
As per specification or custom

Thickness
Schedule 40 / 80 (customizable)

Color
Black

Usage
Joining Pipes

Rated Pressure
Sch 40 / Sch 80 / Sch 160 / XXS

Material Grade
WPHY 42

Application
Petrochemical, Oil & Gas, Power Plant, Water Supply, Petro-Refinery

Density
7.85 g/cm

Hardness
170 235 HB

Shape Precision
Precision Machined

End Type
Beveled / Plain / Threaded

Inspection
Hydrostatic, NDT

Manufacturing Process
Hot/Cold Forming & Heat Treatment

Packing
Wooden Cases / Pallets

Compliance
API, ISO Standards

Weight
As per Size & Specification

About WPHY 42 Carbon Steel Couplings

OUR EXPORT MARKET: Dubai, UAE, Malaysia, South Africa, Iran, Singapore, Canada, Colombia
TEST CERTIFICATE
Mill Test Certificate as per EN 10204 / 3.1B
Grade Specification: Carbon Steel: ASTM/ASME A234 WPB / A860 MSS-SP-75 WPHY 42 / 46 / 52 / 56 / 60 / 65 / 70 Low temperature Steel: A420 WPL3 / A860 WPHY 42 Pipe Fittings Manufacturers

Grade Specification	Carbon Steel: ASTM/ASME A234 WPB / A860 MSS-SP-75 WPHY 42 / 46 / 52 / 56 / 60 / 65 / 70 Low temperature Steel: A420 WPL3 / A420 WPL6
WPHY 42 Fittings Size	Seamless:from 1/2 to 24
WPHY 42 Fittings Size	Welded:from 24 to 96 (or as customer requirements)
WPHY 42 Fittings Degree	22.5 deg, 30deg,45 deg,90 deg,180 deg, 1.0D, 1.5D, 2.0D, 2.5D, 3D,4D,5D,6D,7D-40D.
WPHY 42 Fittings Thickness	SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH80., SCH100, SCH120, SCH140, SCH160, XXS
Standard	ASME B16.9, ASME B16.25, MSS SP-75 DIN2605 JISB2311 JISB2312 JISB2313, BS, GB, ISO
Carbon Steel Material	Carbon steel (ASTM A234 WPB, A234WPC, A420 WPL6, etc)
	Stainless steel (ASTM A403 WP304, 304L, 316, 316L, 321,etc)
	Alloy steel (ASTM A234 WP12, WP11, WP22, WP5, WP9, WP91, etc)
WPHY 42 Fittings Type	Seamless / Welded / Fabricated
WPHY 42 Fittings Bending Radius	R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom
WPHY 42 Fittings Range	NB to 48 NB in Sch 10s, 40s, 80s, 160s, XXS. From 1/2 to 30 (Seamless Pipe Fittings), Form16 to 100 (Seam Pipe Fittings)
Dimensions	ANSI/ASME B16.9, B16.28, MSS-SP-43.
Applicable Standards	1-ASME B 16.9 for large Bore 2-ASME B 16.11 for small Bore (socket welded) 3-ASME B 16.25 for butt weld ends 4-ASME B 16.28 for small radius elbow
Seamless/ Welded 100% Radiography Tested

Standard	Description
ASTM A182/A182M	Forged or rolled alloy steel pipe flanges, forged fittings and valves and parts for high temperature service. Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings
ASTM A403/A403M	Wrought austenitic stainless steel piping fittings.
ASTM A815/A815M	Wrought ferritic, ferritic/austenitic and martensitic stainless steel piping fittings.
AS 2129	Flanges for pipes, valves and fittings
ANSI/ASME B1.20.1	Pipe threads, general purpose (inch).
ANSI B16.5	Steel pipe flanges and flanged fittings.
ANSI B16.9	Factory-made wrought steel butt-welding fittings.
ANSI B16.11	Forged steel fittings socket-welding and threaded. Socket Welding and Threaded Forged Fittings
ANSI B16.25	Butt-welding ends.
MSS SP43	Wrought stainless steel butt-welding fittings. Wrought and Fabricated Butt-Welding Fittings for Low Pressure, Corrosion Resistant Applications
BS21	Threading.
ISO 4144	Stainless steel fittings threaded to ISO 7-1.
MSS SP-95	Swage(d) Nipples and Bull Plugs
BS3799	Specification for Steel pipe fittings, screwed and Socket-welding for the petroleum industry
ANSI B 16.9 ASTM A403 ASME SA403	Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings
API 590-605 ASME B16.9	Factory-Made Wrought Buttwelding Fittings
ASME B16.25	Buttwelding Ends
ASME B16.28	Wrought Steel Buttwelding Short Radius Elbows and Returns

Engineered for Demanding Applications

Designed for critical industries such as oil & gas, power generation, and petrochemical sectors, WPHY 42 Carbon Steel Couplings excel in environments requiring high strength and reliability. Their robust construction and superior mechanical properties ensure durability and leak-free connections even under severe pressure and temperature variations.

Precision Manufacturing & Testing

Every coupling undergoes precision machining to guarantee tight tolerances (0.5 mm) and optimal fit. Rigorous hydrostatic and NDT inspections are performed to confirm structural integrity. Manufactured via controlled hot or cold forming processes followed by heat treatment, these couplings meet demanding ASTM A860 WPHY 42 standards, providing consistent quality across every unit.

Flexible Configurations & Protective Coatings

Offered in sizes from 1/2" to 48" with customizable length and thickness options, these couplings adapt to a wide range of pipeline requirements. Surface treatments like black paint, anti-rust coatings, or epoxy ensure long-term corrosion resistance, maintaining pipeline safety and reducing maintenance costs over time.

FAQs of WPHY 42 Carbon Steel Couplings:

Q: How are WPHY 42 Carbon Steel Couplings manufactured?

A: These couplings are produced using hot or cold forming processes, followed by heat treatment to achieve the required mechanical properties. Precision machining ensures dimensional accuracy, while inspections such as hydrostatic and NDT guarantee structural soundness.

Q: What applications are suitable for WPHY 42 Carbon Steel Couplings?

A: They are ideal for joining pipes in petrochemical plants, oil & gas pipelines, power generation facilities, water supply systems, and petro-refineries due to their strength, corrosion resistance, and compliance with API and ISO standards.

Q: When should I select beveled, plain, or threaded end types?

A: The end type depends on your connection needs: beveled ends are suited for butt welding, plain ends for slip-on welding, and threaded types for systems requiring screw coupling. Beveled ends are most common for high-pressure applications.

Q: Where are these couplings typically used in a pipeline system?

A: They are generally installed at pipe junctions or where a secure, leak-proof connection is essential to maintain pipeline integrity. Their usage is widespread in high-stress environments requiring robust, reliable joining solutions.

Q: What benefits do precision-machined WPHY 42 Couplings offer?

A: Precision machining results in accurate tolerances and shape, ensuring a tight, secure fit that minimizes leakage risk and simplifies installation, while enhancing overall system reliability.

Q: How does the surface treatment enhance the longevity of these couplings?

A: Surface treatments such as black paint, anti-rust coating, or epoxy protect the couplings from environmental corrosion, significantly extending their operational lifespan even in harsh or humid conditions.

Q: What is the process for ensuring quality and compliance?

A: Quality assurance involves hydrostatic and non-destructive testing for each coupling. Adherence to ASTM A860 WPHY 42, API, and ISO standards is maintained throughout manufacturing and inspection to meet stringent industry requirements.

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