List of Commonly Used ASME Material Standards for Pressure Vessels and Equipment
Introduction
Adhering to stringent material standards is essential for ensuring safety, reliability, and efficiency in pressure vessels and equipment. The American Society of Mechanical Engineers (ASME) has established a comprehensive set of material standards that govern the use of various materials in the design and construction of pressure equipment. This blog post aims to provide valuable insights into these standards, focusing on commonly used plates, pipes, heat exchanger tubes, bars, flanges, and fittings.
Understanding ASME Material Standards for Pressure Vessels
ASME material standards are crucial in defining the specifications and performance requirements for materials used in pressure applications. These ASME Material Standards for Pressure Vessels help engineers, fabricators, and manufacturers select the appropriate materials based on the intended service conditions, ensuring that the components can withstand operational demands.
Importance of Compliance
Compliance with ASME standards is not just a regulatory requirement; it is a best practice that enhances safety, minimizes risks, and prolongs the lifespan of equipment. By carefully selecting the proper materials, industries can prevent failures, leaks, and catastrophic incidents and ensure long-term safety and reliability, which are crucial considerations in sectors such as oil and gas, chemical processing, and power generation.
ASME Material Standards for Pressure Vessels (Materials Compatibility Table)
Material | Plate | Pipe | Tube | Bar | Flanges | Fittings |
Nickel 200 | SB162 | SB161 | SB163 | SB160 | SB564 | B366 WPN |
Monel 400 | SB127 | SB165 | SB163 | SB164 | SB564 | B366 WPNC |
Inconel 600 | SB168 | SB167 | SB163 | SB166 | SB564 | B366 WPNCI |
Incoloy 825 | SB424 | SB423 | SB407 | SB425 | SB564 | SB366 WPNICMC |
Hastelloy C-4 | SB575 | SB574 | SB622 | SB574 | SB575 | SB366 WPHC4 |
Carpenter 20 | SB463 | SB464 | SB468/SB729 | SB472 | SB564 | SB366 WPH20Cb |
Stainless Steel | SA240 | SA312 | SA213/SA249 | SA479 | SA182 | SA403 |
Carbon Steel | SA516 | SA106 Gr.B | SA179 | SA36/SA675 | SA105 | SA234 WPB |
Titanium | SB265 | SB861 | SB338 | SB348 | SB381 | SB363 |
Aluminum 6061 | SB209 | SB241 | SB210 | SB211 | SB247 | |
Cr-Mo Alloy | SA387 | SA335 | SA213 | SA739 | SA182 | SA234 |
FSS405 12Cr | – | – | Use SST Designations | Use SST Designations | – | – |
MSS410 13Cr | – | – | Use SST Designations | Use SST Designations | – | – |
FSS430 17Cr | – | – | Use SST Designations | Use SST Designations | – | – |
3½% Ni | SA203-D | SA333-3 | – | – | SA350 LF3 | SA420 WPL3 |
Hastelloy G-30 | SB582 | SB619 | SB622 | SB581 | SB462 | SB366 WPHG30 |
Nitronic 50 (UNS N20910) | SA240-XM19 | SA312-XM19 | SA213-XM19 | SA479-XM19 | SA182-XM19 | SA403-XM19 |
Incoloy 800 | SB409 | SB407 | SB163 | SB408 | SB564 | B366 WPNIC |

ASME Material Standards for Pressure Vessels
ASME Material Standards for Pressure Vessels: Selecting the Right Material
When selecting materials for pressure vessels and equipment, it is important to consider the following factors:
- Service Conditions: Understand the temperature, pressure, and chemical environment where the equipment will operate.
- Mechanical Properties: Ensure the chosen materials meet the required tensile strength, yield strength, and flexibility.
- Weldability: When evaluating the selected materials, assessing the ease of welding and the fabrication process is essential, particularly in the context of more complex designs.
- Corrosion Resistance: Select materials that provide adequate corrosion resistance based on the service environment.
Conclusion
ASME Material Standards for Pressure Vessels are crucial for professionals involved in designing, fabricating, and maintaining pressure vessels and equipment. By understanding these standards and their applications, you can ensure the safety and efficiency of your systems. Always consult with experienced engineers and adhere to the latest codes to make informed decisions regarding material selection.
Please seek our professional assistance for more guidance on ASME standards and their application to your projects. Your commitment to quality and safety is the foundation of effective pressure equipment design and operation.