Carbon Steel ASTM A105 pipe flanges are widely used components in piping systems designed for high-temperature and high-pressure applications. Manufactured from forged carbon steel, ASTM A105 flanges offer excellent mechanical strength, hardness, and resistance to wear. The ASTM A105 specification covers forged carbon-steel piping components—including flanges, fittings, and valves—typically used in pressure systems at ambient and elevated temperatures.
These flanges are favored across industries such as oil & gas, petrochemical, power generation, shipbuilding, and industrial process engineering due to their reliability, weldability, and cost-effectiveness. ASTM A105 flanges are available in various types such as weld neck, slip-on, blind, socket weld, threaded, and lap-joint, enabling compatibility with diverse piping configurations and operating conditions.
Overall, Carbon Steel ASTM A105 pipe flanges provide a strong, durable, and economical solution for connecting pipes, valves, pumps, and other equipment in demanding environments.
Product Overview:-
We are an internationally renowned manufacturer and exporter of superior quality Carbon Steel ASTM A105 Pipe Flanges. We offer an enormous array of Carbon Steel Flanges. Fabricated using premium quality raw materials, our range of carbon steel flanges are meticulously designed with utmost attention to quality. Widely used in Application like Petro-chemical industry, Oil and gas industry, Nuclear industry, Pulp & paper industry, Research & development, Mega projects, Defense industry, Development industry others etc.

These Carbon Steel ASTM A105 Flange are manufacture in different Type of Flanges like Carbon steel Blind Flange, Carbon ASTM A105 Spectacle Blind Flange, Carbon steel Slip On Flange, Carbon steel Socket Welding Flange, Carbon steel ASTM A105 Welding Neck Flange, SORF Flanges, A105 Collar Flange, Carbon steel Plate Flange, Carbon steel ASTM A105 Raised Face Flange, Carbon steel Flat Face Flange, SWRF, WNRF, BLRF, Carbon steel Lapped Joint Flange, Carbon steel Ring Type Joint Flange, Carbon steel Threaded Flange & Carbon steel Long Welding Neck Flanges, Low Temperature CS Flanges, IS 2062 Flanges, ASTM A420 WPL6 Flanges, ASTM A860 WPHY Flanges, ANSI B16.47 Flanges, ANSI B16.36 Flanges, PN 10 Flanges.
Specifications:-
| Specification | ASTM A105, ASTM A106 Gr. A/B |
| Material | ASTM A105, ASME A105, ASTM A266 GR.1, GR.2, GR.3, GR.4, ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, ASTM A694 F42, F46, F48, F50, F52, F56, F60, F65, F70 |
| Dimension | ANSI/ASME B16.5, B 16.47 Series A & B, EN-1092, BS4504, BS 10, B16.48, DIN, etc. |
| Flanges Types | Blind Flanges, Slip on Flanges, Reducing Flanges, Socket weld Flanges, Weld Neck Flanges, Orifice Flanges, Lap Joint Flanges, Threaded Flanges, Plate Flanges, Industrial Flanges, etc |
| Specialize | ASME Flanges, ANSI Flanges, DIN Flanges, BS Flanges, EN Flanges, SORF Flanges, BLRF Flanges, SWRF Flanges, WNRF Flanges, etc |
| Class | 150#, 300#, 600#, 900#, 1500# & 2500# |
Benefits:-
Carbon Steel Flanges are available in various dimensions. Exhibiting the properties such as high strength, high toughness, excellent fatigue strength, superior chemical resistance and high stress-corrosion cracking resistance, these flanges are ideal for connecting various pipes and are significant while support is required for mechanical parts.
Conclusion:-
Carbon Steel ASTM A105 pipe flanges provide a durable, versatile, and cost-effective solution for connecting and supporting piping systems in a wide range of industrial applications. Their forged carbon-steel construction ensures high strength, resistance to mechanical stress, and reliability under both ambient and elevated temperatures.
Available in multiple designs, pressure ratings, and sizes, ASTM A105 flanges offer excellent compatibility with various piping requirements, making them a preferred choice for industries such as oil & gas,
petrochemical, power generation, and general industrial processing.
Overall, ASTM A105 pipe flanges deliver consistent performance, ease of installation, and proven dependability—qualities that reinforce their continued importance in modern piping systems.
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