ASTM A694 F70 Carbon Steel Flanges

ASC LLP is a recognized leader in the manufacturing, supplying, and exporting of high-quality carbon steel products. Among our diverse range of offerings, ASTM A694 F70 Carbon Flanges stand out due to their exceptional strength, durability, and ability to withstand high pressure and extreme environments. These flanges are widely used in industries such as oil and gas, petrochemical, power generation, and more. In this comprehensive guide, we will explore the properties, advantages, and applications of ASTM A694 F70 Carbon Steel Flanges and explain why they are an indispensable component in various industrial operations.

What are ASTM A694 F70 Carbon Steel Flanges?

ASTM A694 is a standard specification that covers carbon and alloy steel flanges, fittings, valves, and parts for high-pressure transmission service. The ASTM A694 F70 Carbon Steel Flanges are designed to handle the rigorous demands of high-pressure environments. These flanges are forged, meaning they are shaped by compressive forces and are typically used in situations where superior strength and performance are required.

The “F70” grade indicates the minimum yield strength of the material, which is 70,000 psi. This high yield strength ensures that the flanges can withstand significant pressure without deformation, making them ideal for heavy-duty applications.

ASTM A694 F70 Carbon Flanges

Properties of ASTM A694 F70 Carbon Steel Flanges

The ASTM A694 F70 Carbon Flanges properties are essential in determining their suitability for various industrial applications. These properties include:

  • High Yield Strength: With a minimum yield strength of 70,000 psi, ASTM A694 F70 Carbon Steel Flanges provide robust performance in high-pressure systems.
  • Durability: These flanges exhibit excellent durability, ensuring long service life even under harsh operating conditions.
  • Resistance to Corrosion: Carbon steel flanges are typically coated or treated to enhance their resistance to corrosion, particularly in environments where they may be exposed to moisture or chemicals.
  • Tensile Strength: The high tensile strength of ASTM A694 F70 flanges ensures they can handle the mechanical stresses encountered during operation.
  • Impact Toughness: These flanges are designed to absorb and dissipate energy, making them resilient to sudden impacts and pressure spikes.

Advantages of ASTM A694 F70 Carbon Steel Flanges

Choosing ASTM A694 F70 Carbon Steel Flanges offers several advantages, particularly for industries that operate under extreme conditions. Some of the key benefits include:

  • High Pressure Handling: These flanges are ideal for systems that require the handling of high-pressure fluids or gases, such as pipelines in the oil and gas industry.
  • Cost-Effective: Carbon steel is generally more affordable than other alloy steels, making these flanges a cost-effective option for many industrial applications.
  • Versatility: ASTM A694 F70 flanges are versatile and can be used in various applications, from chemical plants to power generation facilities.
  • Ease of Fabrication: Carbon steel flanges are easier to fabricate, weld, and install compared to other materials, which reduces installation time and costs.
  • Customization: These flanges can be customized to meet specific requirements, including size, shape, and pressure rating, making them suitable for a wide range of applications.
ASTM A694 F70 Carbon Steel Flanges
ASTM A694 F70 Carbon Steel Flanges

Schedule and Size Chart

Nominal Pipe Size (NPS) Flange Size (Inches) Schedule 40 Schedule 80 Schedule 160 Schedule XXS
1/2″ 4.25 0.84 1.05 1.50 1.73
3/4″ 4.88 1.05 1.315 1.675 2.07
1″ 5.25 1.315 1.660 2.159 2.27
1-1/2″ 6.50 1.90 2.375 3.068 3.68
2″ 7.50 2.375 2.875 3.548 4.15
3″ 9.00 3.500 3.500 4.546 5.56
4″ 10.50 4.500 4.500 5.656 6.27
6″ 13.00 6.625 6.625 8.625 9.53

Mechanical Properties Chart

Property Value
Yield Strength Minimum 70,000 psi (485 MPa)
Tensile Strength 95,000 psi (655 MPa)
Elongation 20% in 2 inches
Hardness 197 HB
Impact Toughness -46°C (Charpy V-Notch)

Specifications Chart

Standard Specification Details
ASTM A694
Grade F70
Type Carbon Steel
Flange Types Slip-On, Weld Neck, Blind, Socket Weld
Pressure Class 150, 300, 600, 900, 1500, 2500
Manufacturing Process Forged
Dimensional Standards ANSI/ASME B16.5, B16.47

 Chemical Composition Chart

Element Percentage Composition (%)
Carbon (C) 0.26 max
Manganese (Mn) 1.60 max
Phosphorus (P) 0.035 max
Sulfur (S) 0.040 max
Silicon (Si) 0.15-0.35
Vanadium (V) 0.08 max
Chromium (Cr) 0.30 max
Molybdenum (Mo) 0.12 max
Nickel (Ni) 0.30 max
Copper (Cu) 0.40 max

 Physical Properties Chart

Property Value
Density 7.85 g/cm³
Melting Point 1425-1540°C
Thermal Conductivity 43 W/m.K at 20°C
Specific Heat 0.49 J/g°C
Modulus of Elasticity 200 GPa
Electrical Resistivity 0.0000173 ohm-cm

Application Chart

Industry Application
Oil & Gas High-pressure pipelines, wellhead systems
Petrochemical Valves, piping systems
Power Generation Steam turbines, boilers, heat exchangers
Marine Shipbuilding, offshore platforms
Chemical Processing Chemical reactors, transport systems
Construction Structural components in high-pressure systems
Pipeline Transport Long-distance pipelines for natural gas, crude oil

Benefits In Choosing ASC LLP As Your Hastelloy B2 Plates Supplier?

At ASC LLP, we pride ourselves on being a top-tier ASTM B575 Grade B2 Hastelloy Plates manufacturer, exporter, and supplier. Our commitment to quality, customer satisfaction, and industry expertise sets us apart in the market. Here’s why you should choose us:

  1. Quality Assurance: We adhere to stringent quality control processes to ensure that every plate we produce meets the highest standards of quality and reliability.
  2. Global Reach: As a trusted ASTMB575 Grade B 2 Hastelloy Plates trader and stockist, we serve clients across the globe, ensuring timely delivery and support for international projects.
  3. Technical Expertise: Our team of experienced professionals is equipped with the knowledge and skills to assist you in selecting the right materials for your specific applications.
  4. Customized Solutions: We offer customized solutions to meet your unique requirements, including special sizes, finishes, and fabrication services.
  5. Competitive Pricing: Our efficient manufacturing processes and strategic sourcing allow us to offer competitive pricing without compromising on quality.

ASTM B575 Grade B2 Hastelloy Plates is an indispensable material for industries that require exceptional corrosion resistance, high strength, and reliability in harsh environments. As a leading Hastelloy B2 sheet supplier, ASC LLP is your trusted partner for all your Hastelloy B2 plate needs. Whether you are looking for high-quality plates for chemical processing, energy production, or any other demanding application, our products are designed to deliver unparalleled performance and longevity.

Global Reach

Amardeep Steel Centre boasts a robust global presence, committed to delivering unparalleled service and quality to clients around the world. Our dedication to prompt delivery and exceptional customer care sets us apart in the industry. Major corporations across the USA, Europe, Asia, and other regions place their trust in our high-quality ASTM A694 F70 Carbon Steel Flanges. This widespread trust underscores our reputation for reliability and excellence. By consistently meeting and exceeding the expectations of our international clientele, we continue to solidify our position as a leader in the global steel market.

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