About ASTM A105 Forged Fittings
What Are Specification ASTM A105 Forged Fittings?
| Grade Specification | ASTM A105 & ASME SA105, A105N |
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| Type | Seamless / Welded / Fabricated |
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| Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
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| Range | NB to 48"NB in Sch 10s, 40s, 80s, 160s, XXS. |
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| Dimensions | ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799 |
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Equivalent material Of ASTM A105 Forged Fittings?
| Material | Pipes | Fttg | Flg | Valves | Bolts and Nuts |
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Carbon Steel Alloy Low-Temp | A333 Gr 6 | A420 Gr WPL6 | A350 Gr LF2 | A352 Gr LCB | A320 Gr L7 A194 Gr 7 |
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| A333 Gr 3 | A420 Gr WPL3 | A350 Gr LF3 | A352 Gr LC3 |
Chemical Composition Of ASTM A105 Forged Fittings?
| Grade | Si | C | Mn | V | S | P | Mo | Cr | Ni | Cu |
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| ASTM A105 Forged Fittings | 0.100.35 | 0.35 | 0.601.05 | 0.08 | 0.040 | 0.035 | 0.12 | 0.30 | 0.40 | 0.40 |
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Mechanical Properties Of ASTM A105 Forged Fittings?
| Grade | Tensile Strength, Min (MPa) | Yield Strength, Min (MPa) | Elongation, min, % |
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| A105 Pipe Fitting | 485 | 250 | 30 |
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Precision Forged ConstructionEvery ASTM A105 forged fitting undergoes meticulous forging, followed by heat treatment and machining, resulting in high structural integrity and consistency. This manufacturing process ensures that each fitting reliably withstands high pressures while maintaining dimensional precision and mechanical strength for critical industrial applications.
Versatile End and Connection TypesOur forged fittings are supplied with socket weld or threaded (NPT/BSPT) end connections for compatibility with diverse piping arrangements. Butt weld ends can be provided on request, offering additional flexibility. This adaptability ensures seamless integration into new installations or retrofits across various systems.
Superior Performance for Demanding ApplicationsEngineered for use in rigorous environments, these fittings are rated for 2,000, 3,000, and 6,000 pressure classes and temperatures ranging from -29C to 450C. Each component is coated for corrosion protection, finished smooth, and tested for strength, providing durable and dependable connections in high-pressure pipelines.
FAQs of ASTM A105 Forged Fittings:
Q: How are ASTM A105 forged fittings manufactured?
A: These fittings are produced using a controlled forging process, followed by heat treatment and machining. This sequence improves grain structure, enhances mechanical properties, and ensures precise tolerances as per ASME B16.11 standards.
Q: What end types and connection options are available for these fittings?
A: ASTM A105 forged fittings come standard with socket weld and threaded (NPT/BSPT) ends. Butt weld ends are also supplied upon request to suit different installation requirements.
Q: When should I choose ASTM A105 forged fittings for my project?
A: Select these fittings for high-pressure piping systems where strength, leak-proof joints, and moderate corrosion resistance are requiredsuch as in oil & gas, power, petrochemical, and chemical plants.
Q: Where can these forged fittings be used?
A: They are built for a variety of applications, including pipelines, refineries, chemical plants, and power generation facilities, particularly in sections dealing with high pressures or temperature fluctuations.
Q: What are the main benefits of using these fittings?
A: They deliver robust mechanical performance, a wide range of pressure ratings, excellent dimensional accuracy, and moderate corrosion resistance. Coated surfaces and precise finishing reduce maintenance while ensuring reliable service.
Q: How do the coatings enhance corrosion resistance?
A: Surfaces are treated with hot-dip galvanizing, black oxide, or rust-proof oil, creating a protective barrier that helps resist oxidation and environmental degradation even in harsh operational settings.