ASTM A694 F42 Carbon Steel Flanges are high-strength forged flanges used in high-pressure oil & gas and pipeline transmission systems. These flanges offer a minimum yield strength of 42 ksi and are available in types such as ASTM A694 Gr F42 Weld Neck Flange, A694 Gr F42 Blind Flange, and ASTM A694 Carbon Steel Slip On Flanges, making them ideal for critical industrial applications requiring durability and performance.
ASTM A694 F42 Carbon Steel Flanges – Overview
When industries deal with high-pressure pipelines, choosing the right flange becomes extremely important. ASTM A694 F42 Carbon Steel Flanges are specially designed to handle high stress, pressure, and demanding environments, making them one of the most preferred flange grades in industries like oil & gas, petrochemicals, and power generation.
We manufacture and supply a wide range of ASTM A694 F42 Flanges that meet international standards and are suitable for critical applications. With strong mechanical properties and long-lasting performance, these flanges are widely used in pipeline transmission systems and heavy-duty industrial setups.
Why ASTM A694 F42 Flanges Are Preferred for High-Pressure Pipelines
- High yield strength (minimum 42 ksi)
- Designed for high-pressure transmission lines
- Excellent durability and toughness
- Suitable for extreme environments
- Long service life with low maintenance
Compared to standard flanges like ASTM A105, ASTM A694 F42 Carbon Steel Flanges provide better mechanical strength, making them ideal for pipeline infrastructure projects.
What is ASTM A694 F42 Material?
ASTM A694 is a specification that covers high-yield carbon steel forgings used in flanges, fittings, and valves. The F42 grade indicates that the material has a minimum yield strength of 42 ksi, making it suitable for high-pressure oil and gas transmission systems.
These flanges are manufactured using forged carbon steel, ensuring strength, reliability, and resistance to mechanical stress.
Key Features of ASTM A694 F65 Carbon Steel Flanges
- High yield strength (65 ksi minimum)
- Excellent resistance to pressure and stress
- Long service life
- Good weldability
- Corrosion resistance
- Suitable for extreme environments
Types of ASTM A694 F42 Carbon Steel Flanges We Offer
➤ ASTM A694 Gr F42 Weld Neck Flange
The ASTM A694 Gr F42 Weld Neck Flange is ideal for high-pressure applications.
- Long tapered hub reduces stress
- Excellent fatigue resistance
- Used in critical pipeline systems
We are a leading F42 Carbon Steel Weld Neck Flanges Exporter worldwide.
➤ A694 Gr F42 Blind Flange
The A694 Gr F42 Blind Flange is used to close pipeline ends.
- Prevents leakage
- Ideal for maintenance applications
- Available in multiple pressure classes
We also supply SA 694 F42 Blind Flanges for industrial use.
➤ ASTM A694 Carbon Steel Slip On Flanges
ASTM A694 Carbon Steel Slip On Flanges are easy to install and cost-effective.
- Suitable for low to moderate pressure
- Double welding ensures strength
- Economical solution
We are a trusted High Yield Carbon Steel F42 Slip On Flange manufacturer in India.
➤ Carbon Steel F42 Paddle Blank Flanges
Used for pipeline isolation, Carbon Steel F42 Paddle Blank Flanges are essential for maintenance and inspection.
➤ CS F42 AWWA Flanges
CS F42 AWWA Flanges are widely used in water treatment systems.
➤ ASTM A694 Carbon Steel F42 Body Flanges
We are a reliable ASTM A694 Carbon Steel F42 Body Flanges Supplier for valve and equipment manufacturing.
➤ CS ASTM A649 Screwed Flanges
CS ASTM A649 Screwed Flanges Exporter products are suitable for low-pressure applications where welding is not required.
ASTM A694 Flange Specifications
| Specification | Details |
|---|---|
| Standard | ASTM A694 / ASME SA694 |
| Grade | F42 |
| Material | Carbon Steel |
| Size Range | ½” to 60” |
| Pressure Class | 150 to 2500 |
| Flange Types | WN, SO, BL, Threaded |
| Facing Type | RF, FF, RTJ |
| Standards | ASME B16.5, B16.47 |
Chemical Composition of ASTM A694 F42
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.30 max |
| Manganese (Mn) | 1.60 max |
| Silicon (Si) | 0.60 max |
| Phosphorus (P) | 0.035 max |
| Silicon (Si) | 0.040 max |
Mechanical Properties of ASTM A694 F42
| Property | Value |
|---|---|
| Yield Strength | 42 ksi min |
| Tensile Strength | 60–85 ksi |
| Elongation | 20% min |
Applications of ASTM A694 F42 Carbon Steel Flanges
These flanges are widely used in:
- Oil and gas pipeline transmission
- Petrochemical plants
- Power generation industries
- Offshore drilling platforms
- Refineries
- Water treatment systems
Their high strength makes them suitable for critical industrial operations.
Related Carbon Steel Flanges
You can explore:
- ASTM A105 Carbon Steel Flanges
- ASTM A350 LF2 Flanges
- ASTM A694 F52 Flanges
- Carbon Steel Pipe Fittings
- Carbon Steel Butt Weld Fittings
ASTM A694 F42 Flanges Price in India
The price of ASTM A694 F42 Carbon Steel Flanges depends on:
- Size and pressure class
- Type of flange (Weld Neck, Blind, Slip-On)
- Raw material cost
- Quantity ordered
- Surface coating and testing requirements
Contact us for the latest price and bulk discounts.
Why Choose Us as Your ASTM A694 F42 Flange Supplier in India?
- Years of industry experience
- High-quality certified materials
- Strict quality control process
- Competitive pricing
- Fast delivery worldwide
We have supplied ASTM A694 F42 Flanges to industries including oil refineries, EPC contractors, and pipeline projects, ensuring reliable performance.
Quality Testing & Inspection
We ensure quality through:
- Raw material testing
- Mechanical testing
- Ultrasonic testing
- Radiography testing
- Hydrostatic testing
All products come with Mill Test Certificates (MTC).
Get Best Price for ASTM A694 F42 Carbon Steel Flanges
Looking for a reliable supplier of ASTM A694 F42 Carbon Steel Flanges?
- Bulk stock available
- Custom sizes available
- Fast delivery
- Global export
Contact us today for a quick quote and expert assistance.
Frequently Asked Questions
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