ASTM A860 WPHY 52 Pipe Fittings | MSS SP-75 ASME B16.9 Elbow Tee Reducer
ASTM A860 WPHY 52 pipe fittings are high-yield carbon steel butt weld fittings manufactured for high-pressure oil and gas transmission systems.
Produced according to:
these fittings provide:
- high yield strength
- excellent toughness
- superior weldability
- reliable performance in high-pressure pipeline systems
ASTM A860 WPHY 52 fittings are commonly manufactured from:
- API 5L X52 seamless pipe
- API 5L X52 welded pipe
and are widely used together with:
- API 5L X52 line pipe
- ASTM A694 F52 flanges
- high-yield forged fittings
We are a professional manufacturer and exporter of:
- ASTM A860 WPHY 52 Elbows
- ASTM A860 WPHY 52 Tees
- ASTM A860 WPHY 52 Reducers
- MSS SP-75 WPHY 52 Fittings
- High Yield Butt Weld Pipe Fittings
in China.
What is ASTM A860 WPHY 52 Pipe Fittings?
ASTM A860 WPHY 52 pipe fittings are wrought high-yield steel butt weld fittings used in:
- oil transmission pipelines
- natural gas pipelines
- compressor stations
- offshore piping systems
- high-pressure process pipelines
The designation:
- “WPHY” means Wrought Pipe High Yield
- “52” indicates minimum yield strength of 52 ksi [360 MPa]
These fittings are designed for:
- high-pressure service
- low-temperature toughness
- pipeline transmission systems
ASTM A860 Standard
ASTM A860 is the standard specification for:
- wrought high-strength ferritic alloy steel butt weld fittings
used in:
- high-pressure gas transmission
- oil transmission pipelines
- distribution systems
ASTM A860 fittings are typically manufactured according to:
- MSS SP-75
- ASME B16.9
- ASME B16.28
MSS SP-75 Specification
MSS SP-75 covers:
- factory-made seamless fittings
- welded fittings
- fabricated butt weld fittings
for:
- high-pressure oil pipelines
- gas transmission systems
- compressor stations
- metering stations
MSS SP-75 fittings are designed for:
- high yield strength
- high toughness
- severe pipeline service
ASTM A860 WPHY 52 Pipe Fittings Specifications
| Specification | Details |
|---|---|
| Standard | ASTM A860 / MSS SP-75 |
| Dimensions | ASME B16.9 / B16.28 |
| Grade | WPHY 52 |
| Product Type | Butt Weld Pipe Fittings |
| Manufacturing Type | Seamless / Welded / Fabricated |
| Connection | Butt Weld (BW) |
| Material | High Yield Carbon Steel |
Available Types of WPHY 52 Pipe Fittings
ASTM A860 WPHY 52 Elbow
Available in:
- 45 Degree Elbow
- 90 Degree Elbow
- 180 Degree Elbow
- Long Radius (LR)
- Short Radius (SR)
ASTM A860 WPHY 52 Tee
Available in:
- Equal Tee
- Reducing Tee
ASTM A860 WPHY 52 Reducer
Available in:
- Concentric Reducer
- Eccentric Reducer
Other Available Fittings
- Pipe Caps
- Stub Ends
- Custom Fabricated Fittings
Manufacturing Process of ASTM A860 WPHY 52 Elbows
ASTM A860 WPHY 52 elbows are commonly manufactured from:
- API 5L X52 seamless pipe
through:
- hot induction bending
- hot forming
- welding and heat treatment
The fittings can be produced in:
- LR elbows
- SR elbows
- custom bending radius
according to project requirements.
ASTM A860 WPHY 52 Chemical Composition
| Element | Requirement (%) |
|---|---|
| Carbon (C) | ≤ 0.20 |
| Manganese (Mn) | 1.00 – 1.45 |
| Nickel (Ni) | ≤ 0.50 |
| Silicon (Si) | 0.15 – 0.40 |
| Chromium (Cr) | ≤ 0.30 |
| Molybdenum (Mo) | ≤ 0.25 |
| Copper (Cu) | ≤ 0.35 |
| Sulfur (S) | ≤ 0.01 |
The controlled chemical composition provides:
- high strength
- good weldability
- improved toughness
Mechanical Properties of ASTM A860 WPHY 52 Fittings
| Property | WPHY 52 Requirement |
|---|---|
| Minimum Yield Strength | 52 ksi [360 MPa] |
| Minimum Tensile Strength | 66 ksi [455 MPa] |
| Elongation | ≥ 25% |
| Maximum Hardness | 22 HRC / 235 HBW |
These properties ensure reliable performance in:
- high-pressure pipelines
- severe operating conditions
- oil & gas transmission systems
Toughness Requirements
ASTM A860 WPHY fittings are designed for:
- low-temperature service
- impact-resistant pipeline systems
Charpy V-notch impact testing may be required at:
- -50°F [-46°C]
depending on:
- project specifications
- pipeline requirements
Heat Treatment Requirements
All ASTM A860 WPHY 52 fittings shall be heat treated.
Typical heat treatment methods include:
- normalizing
- quenching and tempering
- stress relieving
Heat treatment is conducted according to:
- ASTM A960 / A960M
Dimensions of ASTM A860 WPHY 52 Fittings
Manufactured according to:
- ASME B16.9
- ASME B16.28
- A860 WPHY 52 Pipe Fittings Dimensions
Available Thickness
- SCH 10
- SCH 20
- SCH 40
- STD
- SCH 60
- SCH 80
- XS
- SCH 100
- SCH 120
- SCH 140
- SCH 160
- XXS
Seamless, Welded and Fabricated Fittings
Seamless Fittings
Used for:
- smaller sizes
- high-pressure applications
Welded Fittings
Suitable for:
- large diameter pipelines
- transmission systems
Fabricated Fittings
Used for:
- custom dimensions
- special pipeline projects
Inspection and Testing
ASTM A860 WPHY 52 fittings may undergo:
- chemical composition analysis
- mechanical testing
- hardness testing
- PMI testing
- ultrasonic testing (UT)
- radiographic testing (RT)
- magnetic particle testing (MT)
- dimensional inspection
Third-party inspection available
Certificates:
- EN 10204 3.1
- EN 10204 3.2 upon request
NACE MR0175 Compliance
ASTM A860 WPHY 52 fittings can be supplied according to:
- NACE MR0175
- ISO 15156
- sour service requirements
Suitable for:
- H₂S environments
- sour gas pipelines
- offshore production systems
Additional sour service testing may include:
- hardness control
- HIC testing
- SSC testing
Surface Protection and Marking
Available surface finishes:
- black painted
- anti-rust oil
- galvanized coating
Marking can include:
- ASTM grade
- heat number
- size
- schedule
- project marking
ASTM A860 WPHY 52 vs API 5L X52
| Property | WPHY 52 Fittings | API 5L X52 Pipe |
|---|---|---|
| Product Type | Butt Weld Fittings | Line Pipe |
| Yield Strength | 52 ksi | 52 ksi |
| Typical Use | Pipeline Connections | Transmission Pipe |
ASTM A860 WPHY 52 fittings are designed to match:
- API 5L X52 pipeline systems
ASTM A860 WPHY Grades Available
We can supply:
- WPHY 42
- WPHY 46
- WPHY 52
- WPHY 56
- WPHY 60
- WPHY 65
- WPHY 70
Material selection depends on:
- pipeline pressure
- project specifications
- mechanical requirements
Main Export Markets
Asia
- Singapore
- Thailand
- Vietnam
- South Korea
Middle East
- Saudi Arabia
- UAE
- Qatar
- Kuwait
- Oman
Europe
- United Kingdom
- Italy
- Belgium
Africa
- Nigeria
- South Africa
- Libya
South America
- Brazil
- Argentina
- Chile
Example Ordering Information
Example 1
Product: ASTM A860 WPHY52 Elbow
Standard: ASME B16.9
Type: 90 Degree LR Elbow
Size: 30 Inch
Thickness: SCH STD
Connection: Butt Weld
Example 2
Product: ASTM A860 WPHY52 Reducing Tee
Standard: ASME B16.9
Size: DN300 × DN100
Thickness: SCH STD
Connection: Butt Weld
Frequently Asked Questions
What is ASTM A860 WPHY 52?
It is a high-yield carbon steel butt weld fitting grade used in high-pressure pipeline systems.
What pipe is WPHY 52 fittings matched with?
WPHY 52 fittings are commonly matched with:
- API 5L X52 line pipe
What standards apply to WPHY 52 fittings?
Main standards include:
- ASTM A860
- MSS SP-75
- ASME B16.9
Are ASTM A860 fittings seamless or welded?
They can be supplied as:
- seamless
- welded
- fabricated fittings
Can WPHY 52 fittings meet NACE MR0175?
Yes. NACE compliant fittings are available for sour service applications.
Our ASTM A860 WPHY 52 elbows, tees and reducers are manufactured according to international pipeline standards for reliable high-pressure service.
