ASME B16.5-2020: Pipe Flanges and Flanged Fittings
Product Summary:
ASME B16.5-2020 defines the requirements for pipe flanges and flanged fittings in sizes NPS ½ through NPS 24, covering pressure–temperature ratings, dimensions, tolerances, materials, and testing. It applies to components used in bolted flange joints made from cast, forged, or plate materials in industrial piping systems.
Key Features:
- Pressure–temperature ratings for Classes 150 through 2500
- Dimensional standards for weld neck, blind, reducing, and other flange types
- Specifications for bolting materials, gaskets, and flange assembly practices
- Manufacturing tolerances and permanent marking requirements
- Material listings with corresponding ASTM designations for forgings, castings, and plates
- Guidance on gasket selection, bolted joint design, and system hydrotesting
- Appendices covering bolt length calculations, pressure rating derivation, and quality system standards
- Metric and U.S. Customary units presented side-by-side for reference
Who It’s For:
Essential for piping designers, mechanical engineers, fabricators, and QA/QC personnel involved in pressure piping systems across oil, gas, chemical, and industrial sectors.
ASME B16.5-2020
ASME B16.5-2020: Pipe Flanges and Flanged Fittings
Product Summary:
ASME B16.5-2020 defines the requirements for pipe flanges and flanged fittings in sizes NPS ½ through NPS 24, covering pressure–temperature ratings, dimensions, tolerances, materials, and testing. It applies to components used in bolted flange joints made from cast, forged, or plate materials in industrial piping systems.
Key Features:
- Pressure–temperature ratings for Classes 150 through 2500
- Dimensional standards for weld neck, blind, reducing, and other flange types
- Specifications for bolting materials, gaskets, and flange assembly practices
- Manufacturing tolerances and permanent marking requirements
- Material listings with corresponding ASTM designations for forgings, castings, and plates
- Guidance on gasket selection, bolted joint design, and system hydrotesting
- Appendices covering bolt length calculations, pressure rating derivation, and quality system standards
- Metric and U.S. Customary units presented side-by-side for reference
Who It’s For:
Essential for piping designers, mechanical engineers, fabricators, and QA/QC personnel involved in pressure piping systems across oil, gas, chemical, and industrial sectors.
ASME B16.5-2020
ASME B31.3-2022: Process Piping
ASME B31.3-2022: Process Piping provides comprehensive engineering requirements for the design, materials, fabrication, examination, testing, and safety of process piping systems used in petroleum refineries, chemical plants, pharmaceutical facilities, textile plants, paper mills, and related processing plants and terminals. It is a vital code for ensuring piping integrity in high-pressure, high-temperature, and corrosive service environments.
Highlights:
- Applies to metallic and nonmetallic piping for chemicals, petroleum, natural gas, and related fluids
- Covers piping components: pipe, flanges, valves, gaskets, bolts, expansion joints, and supports
- Design criteria for internal pressure, sustained loads, displacement strains, and occasional loads
- Construction requirements including welding, brazing, bending, assembly, and material specifications
- Mandatory rules for examination, testing, inspection, and leak testing procedures
- Stress range reduction factors, flexibility analysis, and allowable stress values by material and temperature
- Qualification requirements for personnel, procedures, and fabrication documentation
- Integration with ASME Section IX for welding and ASME B31.1 for power piping interfaces
- Updated stress tables and revisions to weld design rules in para. 328.5.2
- Errata incorporated for clarity on strength tables and weld joint tolerances
Who It’s For:
Mechanical engineers, piping designers, fabricators, inspectors, and maintenance teams working on the safe and code-compliant construction and modification of process piping systems across industries.
B31.3-2022
ASME B31.3-2022: Process Piping
ASME B31.3-2022: Process Piping provides comprehensive engineering requirements for the design, materials, fabrication, examination, testing, and safety of process piping systems used in petroleum refineries, chemical plants, pharmaceutical facilities, textile plants, paper mills, and related processing plants and terminals. It is a vital code for ensuring piping integrity in high-pressure, high-temperature, and corrosive service environments.
Highlights:
- Applies to metallic and nonmetallic piping for chemicals, petroleum, natural gas, and related fluids
- Covers piping components: pipe, flanges, valves, gaskets, bolts, expansion joints, and supports
- Design criteria for internal pressure, sustained loads, displacement strains, and occasional loads
- Construction requirements including welding, brazing, bending, assembly, and material specifications
- Mandatory rules for examination, testing, inspection, and leak testing procedures
- Stress range reduction factors, flexibility analysis, and allowable stress values by material and temperature
- Qualification requirements for personnel, procedures, and fabrication documentation
- Integration with ASME Section IX for welding and ASME B31.1 for power piping interfaces
- Updated stress tables and revisions to weld design rules in para. 328.5.2
- Errata incorporated for clarity on strength tables and weld joint tolerances
Who It’s For:
Mechanical engineers, piping designers, fabricators, inspectors, and maintenance teams working on the safe and code-compliant construction and modification of process piping systems across industries.
B31.3-2022
ASME BPVC 2025 Code Cases: Boilers and Pressure Vessels
ASME BPVC 2025 Code Cases: Boilers and Pressure Vessels provides approved alternatives and interpretations to the rules in the ASME Boiler and Pressure Vessel Code. These code cases allow for the safe and practical use of new materials, designs, and construction methods that may not yet be included in the main Code.
The 2025 edition compiles the latest approved cases, offering engineers, manufacturers, and inspectors up-to-date guidance to address evolving industry practices. Code cases serve as official supplements, ensuring that the design, fabrication, inspection, and certification of boilers and pressure vessels remain in compliance with ASME standards while accommodating innovation.
This resource is essential for professionals involved in boiler and pressure vessel construction, design, operation, and compliance. It supports safe engineering practices while providing flexibility for emerging technologies and materials within the framework of the ASME BPVC.
ASME BPVC 2025 Code Cases: Boilers and Pressure Vessels
ASME BPVC 2025 Code Cases: Boilers and Pressure Vessels provides approved alternatives and interpretations to the rules in the ASME Boiler and Pressure Vessel Code. These code cases allow for the safe and practical use of new materials, designs, and construction methods that may not yet be included in the main Code.
The 2025 edition compiles the latest approved cases, offering engineers, manufacturers, and inspectors up-to-date guidance to address evolving industry practices. Code cases serve as official supplements, ensuring that the design, fabrication, inspection, and certification of boilers and pressure vessels remain in compliance with ASME standards while accommodating innovation.
This resource is essential for professionals involved in boiler and pressure vessel construction, design, operation, and compliance. It supports safe engineering practices while providing flexibility for emerging technologies and materials within the framework of the ASME BPVC.
ASME BPVC 2025 Section I: Rules for Construction of Power Boilers
ASME BPVC 2025 Section I: Rules for Construction of Power Boilers provides the official design, fabrication, and inspection requirements for power, electric, and miniature boilers, as well as high-temperature water boilers and heat recovery steam generators.
This edition incorporates updated rules on certification mark usage, designator requirements (V, A, M, PP, S, and E), superheaters, economizers, and fired pressure vessel attachments. It ensures compliance across stationary, locomotive, portable, and traction boiler services.
Designed for engineers, manufacturers, inspectors, and regulatory agencies, this ANSI/ASME standard is essential for safe and code-compliant construction of boiler systems.
ASME BPVC 2025 Section I: Rules for Construction of Power Boilers
ASME BPVC 2025 Section I: Rules for Construction of Power Boilers provides the official design, fabrication, and inspection requirements for power, electric, and miniature boilers, as well as high-temperature water boilers and heat recovery steam generators.
This edition incorporates updated rules on certification mark usage, designator requirements (V, A, M, PP, S, and E), superheaters, economizers, and fired pressure vessel attachments. It ensures compliance across stationary, locomotive, portable, and traction boiler services.
Designed for engineers, manufacturers, inspectors, and regulatory agencies, this ANSI/ASME standard is essential for safe and code-compliant construction of boiler systems.
ASME BPVC 2025 Section II, Part A: Ferrous Material Specifications, SA-1 to SA-450
The ASME BPVC 2025 Section II, Part A: SA-1 to SA-450 provides the complete set of ferrous material specifications from SA-1 through SA-450. This volume is essential for engineers, designers, and inspectors working with boilers and pressure vessels, offering up-to-date requirements for material selection and code compliance.
ASME BPVC 2025 Section II, Part A: Ferrous Material Specifications, SA-1 to SA-450
The ASME BPVC 2025 Section II, Part A: SA-1 to SA-450 provides the complete set of ferrous material specifications from SA-1 through SA-450. This volume is essential for engineers, designers, and inspectors working with boilers and pressure vessels, offering up-to-date requirements for material selection and code compliance.
ASME BPVC 2025 Section II, Part A: Ferrous Material Specifications, SA-451 to End
ASME BPVC 2025 Section II, Part A: Ferrous Material Specifications, SA-451 to End provides the official material specifications for ferrous metals used in the construction of boilers and pressure vessels. This volume covers specifications from SA-451 through the end of the ferrous listings, ensuring compliance with ASME standards for safety, performance, and quality.
This section is an essential reference for engineers, manufacturers, inspectors, and other professionals who require accurate and up-to-date standards for ferrous materials in pressure equipment design and fabrication.
ASME BPVC 2025 Section II, Part A: Ferrous Material Specifications, SA-451 to End
ASME BPVC 2025 Section II, Part A: Ferrous Material Specifications, SA-451 to End provides the official material specifications for ferrous metals used in the construction of boilers and pressure vessels. This volume covers specifications from SA-451 through the end of the ferrous listings, ensuring compliance with ASME standards for safety, performance, and quality.
This section is an essential reference for engineers, manufacturers, inspectors, and other professionals who require accurate and up-to-date standards for ferrous materials in pressure equipment design and fabrication.
ASME BPVC 2025 Section II, Part B: Nonferrous Material Specifications
ASME BPVC 2025 Section II, Part B: Nonferrous Material Specifications provides a comprehensive collection of standards for nonferrous materials used in pressure equipment construction. This section details requirements for chemical composition, mechanical properties, manufacturing processes, heat treatment, and testing procedures.
Specifications are designated by SB numbers and harmonized with ASTM and other international standards, ensuring global applicability and compliance.
Widely used by engineers, inspectors, and manufacturers, Section II, Part B serves as a critical reference for safe and code-compliant use of nonferrous alloys in boilers, pressure vessels, and associated components.
ASME BPVC 2025 Section II, Part B: Nonferrous Material Specifications
ASME BPVC 2025 Section II, Part B: Nonferrous Material Specifications provides a comprehensive collection of standards for nonferrous materials used in pressure equipment construction. This section details requirements for chemical composition, mechanical properties, manufacturing processes, heat treatment, and testing procedures.
Specifications are designated by SB numbers and harmonized with ASTM and other international standards, ensuring global applicability and compliance.
Widely used by engineers, inspectors, and manufacturers, Section II, Part B serves as a critical reference for safe and code-compliant use of nonferrous alloys in boilers, pressure vessels, and associated components.
ASME BPVC 2025 Section II, Part C: Specifications for Welding Rods, Electrodes, and Filler Metals
The ASME BPVC 2025 Section II, Part C provides specifications for welding rods, electrodes, and filler metals used in the fabrication and repair of boilers and pressure vessels. These standards ensure materials meet requirements for strength, durability, and performance in high-pressure environments, making it an essential reference for manufacturers, fabricators, and inspectors.
ASME BPVC 2025 Section II, Part C: Specifications for Welding Rods, Electrodes, and Filler Metals
The ASME BPVC 2025 Section II, Part C provides specifications for welding rods, electrodes, and filler metals used in the fabrication and repair of boilers and pressure vessels. These standards ensure materials meet requirements for strength, durability, and performance in high-pressure environments, making it an essential reference for manufacturers, fabricators, and inspectors.
ASME BPVC 2025 Section II, Part D (Customary): Properties of Materials
The ASME BPVC 2025 Section II, Part D (Customary) provides mechanical and physical property data for materials listed in Parts A, B, and C. It includes values such as tensile strength, yield strength, modulus of elasticity, and thermal conductivity, presented in customary (U.S.) units. This section is an essential reference for engineers and designers who work with U.S. customary standards.
ASME BPVC 2025 Section II, Part D (Customary): Properties of Materials
The ASME BPVC 2025 Section II, Part D (Customary) provides mechanical and physical property data for materials listed in Parts A, B, and C. It includes values such as tensile strength, yield strength, modulus of elasticity, and thermal conductivity, presented in customary (U.S.) units. This section is an essential reference for engineers and designers who work with U.S. customary standards.
ASME BPVC 2025 Section II, Part D (Metric): Properties of Materials
The ASME BPVC 2025 Section II, Part D (Metric) provides mechanical and physical property data for materials listed in Parts A, B, and C. It includes values such as tensile strength, yield strength, modulus of elasticity, and thermal conductivity, presented in metric units. This section is an essential reference for engineers and designers who work primarily with SI-based standards.
ASME BPVC 2025 Section II, Part D (Metric): Properties of Materials
The ASME BPVC 2025 Section II, Part D (Metric) provides mechanical and physical property data for materials listed in Parts A, B, and C. It includes values such as tensile strength, yield strength, modulus of elasticity, and thermal conductivity, presented in metric units. This section is an essential reference for engineers and designers who work primarily with SI-based standards.
ASME BPVC 2025 Section III, Appendices: Division 1 Mandatory and Nonmandatory Appendices
ASME BPVC 2025 Section III, Appendices contains both mandatory and non-mandatory appendices that supplement the main rules of Section III. These appendices include guidance, clarifications, and alternative calculation methods to support compliance with nuclear construction standards.
ASME BPVC 2025 Section III, Appendices: Division 1 Mandatory and Nonmandatory Appendices
ASME BPVC 2025 Section III, Appendices contains both mandatory and non-mandatory appendices that supplement the main rules of Section III. These appendices include guidance, clarifications, and alternative calculation methods to support compliance with nuclear construction standards.
ASME BPVC 2025 Section III, Division 1, Subsection NB: Class 1 Components
ASME BPVC 2025 Section III, Division 1, Subsection NB provides construction requirements for Class 1 nuclear components, including vessels, piping, pumps, and valves. This subsection establishes the highest safety standards for nuclear components, ensuring material integrity and reliability under extreme operating conditions.
ASME BPVC 2025 Section III, Division 1, Subsection NB: Class 1 Components
ASME BPVC 2025 Section III, Division 1, Subsection NB provides construction requirements for Class 1 nuclear components, including vessels, piping, pumps, and valves. This subsection establishes the highest safety standards for nuclear components, ensuring material integrity and reliability under extreme operating conditions.
