ASME BPVC 2025 Section XIII: Rules for Overpressure Protection
ASME BPVC 2025 Section XIII establishes requirements for overpressure protection of pressure equipment, including pressure relief devices, system design, sizing, installation, and documentation to prevent exceedance of allowable limits.
ASME BPVC 2025 Section XIII: Rules for Overpressure Protection
ASME BPVC 2025 Section XIII establishes requirements for overpressure protection of pressure equipment, including pressure relief devices, system design, sizing, installation, and documentation to prevent exceedance of allowable limits.
ASME BPVC Section IV: Rules for Construction of Heating Boilers (2025 Edition)
ASME BPVC Section IV: Rules for Construction of Heating Boilers (2025 Edition) specifies design, fabrication, installation, and inspection requirements for steam heating, hot water heating, and water supply boilers operating at low pressure.
This edition reflects the latest industry standards for safety valve testing, quality control, certification markings (H, HV, HLW), and new material approvals. It supports use across various fuel types including oil, gas, electricity, coal, and more.
A critical resource for engineers, manufacturers, and inspectors, this ANSI/ASME standard ensures safe, code-compliant heating boiler construction and inspection practices.
ASME BPVC Section IV: Rules for Construction of Heating Boilers (2025 Edition)
ASME BPVC Section IV: Rules for Construction of Heating Boilers (2025 Edition) specifies design, fabrication, installation, and inspection requirements for steam heating, hot water heating, and water supply boilers operating at low pressure.
This edition reflects the latest industry standards for safety valve testing, quality control, certification markings (H, HV, HLW), and new material approvals. It supports use across various fuel types including oil, gas, electricity, coal, and more.
A critical resource for engineers, manufacturers, and inspectors, this ANSI/ASME standard ensures safe, code-compliant heating boiler construction and inspection practices.
ASME PTB-4-2021: ASME Section VIII – Division 1 Example Problem Manual
ASME PTB-4-2021: ASME Section VIII – Division 1 Example Problem Manual presents a comprehensive set of solved example problems demonstrating the correct application of design-by-rule methods from ASME Boiler and Pressure Vessel Code, Section VIII, Division 1. It serves as a valuable learning and reference tool for engineers, designers, and inspectors working in pressure vessel design and analysis.
Highlights:
- Step-by-step examples covering material selection, MDMT, welded joints, and reinforcement
- Calculations for internal/external pressure, flange design, tubesheets, and expansion joints
- Integration of Mandatory Appendix 46 for using Division 2 methods within Division 1 design
- Comparison of Division 1 and Division 2 approaches to selected design problems
- Commentary offering insight into code interpretation and design rationale
- Dual-unit presentation: U.S. Customary and SI
- Examples include postweld heat treatment, hydrotesting, out-of-roundness, and NDE procedures
- Supports design-by-rule and design-by-analysis education and application
Who It’s For:
Mechanical engineers, vessel designers, educators, and code compliance professionals seeking hands-on understanding and accurate application of ASME Section VIII, Division 1 requirements.
PTB-4-2021
ASME PTB-4-2021: ASME Section VIII – Division 1 Example Problem Manual
ASME PTB-4-2021: ASME Section VIII – Division 1 Example Problem Manual presents a comprehensive set of solved example problems demonstrating the correct application of design-by-rule methods from ASME Boiler and Pressure Vessel Code, Section VIII, Division 1. It serves as a valuable learning and reference tool for engineers, designers, and inspectors working in pressure vessel design and analysis.
Highlights:
- Step-by-step examples covering material selection, MDMT, welded joints, and reinforcement
- Calculations for internal/external pressure, flange design, tubesheets, and expansion joints
- Integration of Mandatory Appendix 46 for using Division 2 methods within Division 1 design
- Comparison of Division 1 and Division 2 approaches to selected design problems
- Commentary offering insight into code interpretation and design rationale
- Dual-unit presentation: U.S. Customary and SI
- Examples include postweld heat treatment, hydrotesting, out-of-roundness, and NDE procedures
- Supports design-by-rule and design-by-analysis education and application
Who It’s For:
Mechanical engineers, vessel designers, educators, and code compliance professionals seeking hands-on understanding and accurate application of ASME Section VIII, Division 1 requirements.
PTB-4-2021
AWS D1.1/D1.1M:2020 – Structural Welding Code – Steel
AWS D1.1/D1.1M:2020 – Structural Welding Code – Steel is the 24th edition of the code and serves as the definitive standard for welding carbon and low-alloy steel structures. Approved by ANSI and published by the American Welding Society, it reflects the latest best practices in structural welding design, fabrication, and inspection.
Highlights:
- Welding requirements for carbon and low-alloy steels
- Design criteria for welded joints in tubular and nontubular members
- Prequalification standards for Welding Procedure Specifications (WPS)
- Qualification tests for welding procedures and personnel
- Rules for fabrication, inspection, repair, and stud welding
- Guidance for strengthening and retrofitting existing structures
- Covers steel 1/8 in [3 mm] or thicker, up to 100 ksi [690 MPa] yield strength
- Includes mandatory clauses, normative and informative annexes, and detailed commentary
Who It’s For:
Structural engineers, welders, inspectors, and contractors engaged in the design, construction, and quality control of welded steel structures in buildings, bridges, towers, and industrial facilities.
AWS D1.1/D1.1M:2020
AWS D1.1/D1.1M:2020 – Structural Welding Code – Steel
AWS D1.1/D1.1M:2020 – Structural Welding Code – Steel is the 24th edition of the code and serves as the definitive standard for welding carbon and low-alloy steel structures. Approved by ANSI and published by the American Welding Society, it reflects the latest best practices in structural welding design, fabrication, and inspection.
Highlights:
- Welding requirements for carbon and low-alloy steels
- Design criteria for welded joints in tubular and nontubular members
- Prequalification standards for Welding Procedure Specifications (WPS)
- Qualification tests for welding procedures and personnel
- Rules for fabrication, inspection, repair, and stud welding
- Guidance for strengthening and retrofitting existing structures
- Covers steel 1/8 in [3 mm] or thicker, up to 100 ksi [690 MPa] yield strength
- Includes mandatory clauses, normative and informative annexes, and detailed commentary
Who It’s For:
Structural engineers, welders, inspectors, and contractors engaged in the design, construction, and quality control of welded steel structures in buildings, bridges, towers, and industrial facilities.
AWS D1.1/D1.1M:2020
AWS D1.4/D1.4M:2018 – Structural Welding Code – Steel Reinforcing Bars
AWS D1.4/D1.4M:2018 – Structural Welding Code – Steel Reinforcing Bars provides welding requirements for deformed and plain reinforcing bars used in reinforced concrete construction. Applicable to structural projects such as buildings, bridges, and infrastructure systems, this code ensures weld quality, safety, and compliance in both field and shop conditions.
Highlights:
- Covers Shielded Metal Arc Welding (SMAW) and Gas Tungsten Arc Welding (GTAW) as prequalified processes
- Design rules for welded joints, lap splices, and bar anchorage
- Base metal, filler metal, and electrode specifications
- Preheat/interpass temperature guidance based on carbon equivalent
- Weld profile and workmanship requirements
- Qualification criteria for welders, welding procedures, and inspectors
- Visual and radiographic inspection procedures
- Surface preparation and protection requirements for field/shop welding
- Includes normative and informative annexes for expanded guidance
- Commentary section explains code intent and technical decisions
Who It’s For:
Structural engineers, contractors, inspectors, and welders engaged in the welding of reinforcing steel in seismic, heavy civil, and structural applications.
AWS D1.4/D1.4M:2018
AWS D1.4/D1.4M:2018 – Structural Welding Code – Steel Reinforcing Bars
AWS D1.4/D1.4M:2018 – Structural Welding Code – Steel Reinforcing Bars provides welding requirements for deformed and plain reinforcing bars used in reinforced concrete construction. Applicable to structural projects such as buildings, bridges, and infrastructure systems, this code ensures weld quality, safety, and compliance in both field and shop conditions.
Highlights:
- Covers Shielded Metal Arc Welding (SMAW) and Gas Tungsten Arc Welding (GTAW) as prequalified processes
- Design rules for welded joints, lap splices, and bar anchorage
- Base metal, filler metal, and electrode specifications
- Preheat/interpass temperature guidance based on carbon equivalent
- Weld profile and workmanship requirements
- Qualification criteria for welders, welding procedures, and inspectors
- Visual and radiographic inspection procedures
- Surface preparation and protection requirements for field/shop welding
- Includes normative and informative annexes for expanded guidance
- Commentary section explains code intent and technical decisions
Who It’s For:
Structural engineers, contractors, inspectors, and welders engaged in the welding of reinforcing steel in seismic, heavy civil, and structural applications.
AWS D1.4/D1.4M:2018
AWS D1.6/D1.6M:2017 – Structural Welding Code – Stainless Steel
AWS D1.6/D1.6M:2017 – Structural Welding Code – Stainless Steel defines the welding requirements for austenitic and ferritic stainless steel structural components. Applicable to both shop and field fabrication, it governs the construction of non-pressure stainless steel structures and aligns closely with AWS D1.1 formatting for consistency.
Highlights:
- Design provisions for welded joints and structural connection details
- Specifications for base metals, filler materials, and qualified welding processes
- Prequalification criteria for procedures and joint configurations
- Qualification standards for welding procedures, welders, and operators
- Visual and nondestructive inspection methods
- Stud welding practices and performance qualification requirements
- Fabrication standards for cleaning, joint prep, and weld profile control
- Weld acceptance criteria and repair guidelines
- Normative and informative annexes on weld sizing, filler metal selection, sample forms, and macroetchants
- Commentary section offering interpretation and application guidance
Who It’s For:
Essential for fabricators, engineers, inspectors, and contractors involved in stainless steel construction for structural applications such as architectural systems, industrial frameworks, and corrosion-resistant environments.
AWS D1.6/D1.6M:2017
AWS D1.6/D1.6M:2017 – Structural Welding Code – Stainless Steel
AWS D1.6/D1.6M:2017 – Structural Welding Code – Stainless Steel defines the welding requirements for austenitic and ferritic stainless steel structural components. Applicable to both shop and field fabrication, it governs the construction of non-pressure stainless steel structures and aligns closely with AWS D1.1 formatting for consistency.
Highlights:
- Design provisions for welded joints and structural connection details
- Specifications for base metals, filler materials, and qualified welding processes
- Prequalification criteria for procedures and joint configurations
- Qualification standards for welding procedures, welders, and operators
- Visual and nondestructive inspection methods
- Stud welding practices and performance qualification requirements
- Fabrication standards for cleaning, joint prep, and weld profile control
- Weld acceptance criteria and repair guidelines
- Normative and informative annexes on weld sizing, filler metal selection, sample forms, and macroetchants
- Commentary section offering interpretation and application guidance
Who It’s For:
Essential for fabricators, engineers, inspectors, and contractors involved in stainless steel construction for structural applications such as architectural systems, industrial frameworks, and corrosion-resistant environments.
AWS D1.6/D1.6M:2017
AWS D17.1/D17.1M:2017 – Specification for Fusion Welding for Aerospace Applications
AWS D17.1/D17.1M:2017 establishes the welding requirements for aircraft, aerospace, and space hardware using electric arc and high-energy beam fusion welding processes. It covers aluminum, nickel, iron, cobalt, titanium, and magnesium alloys and supports both flight-critical and support structure applications.
Highlights:
- Design criteria for aerospace weld joints
- Qualification requirements for procedures and personnel
- Fabrication, inspection, and acceptance standards
- Repair guidance for aerospace components
- Preweld/postweld processes including traceability and cleaning
- Visual and nondestructive exam methods with acceptance criteria
- Normative/informative annexes on bend tests, positions, acronyms, and forms
- Commentary with technical interpretation and best practices
New in the 2017 Edition:
- Annexes for UNS material designations
- Expanded welding position coverage and standardized forms
- Editorial updates for clarity and usability
Who’s It For:
Aerospace engineers, welding supervisors, inspectors, and quality professionals involved in the fabrication or evaluation of welded aerospace structures.
AWS D17.1/D17.1M-2017
AWS D17.1/D17.1M:2017 – Specification for Fusion Welding for Aerospace Applications
AWS D17.1/D17.1M:2017 establishes the welding requirements for aircraft, aerospace, and space hardware using electric arc and high-energy beam fusion welding processes. It covers aluminum, nickel, iron, cobalt, titanium, and magnesium alloys and supports both flight-critical and support structure applications.
Highlights:
- Design criteria for aerospace weld joints
- Qualification requirements for procedures and personnel
- Fabrication, inspection, and acceptance standards
- Repair guidance for aerospace components
- Preweld/postweld processes including traceability and cleaning
- Visual and nondestructive exam methods with acceptance criteria
- Normative/informative annexes on bend tests, positions, acronyms, and forms
- Commentary with technical interpretation and best practices
New in the 2017 Edition:
- Annexes for UNS material designations
- Expanded welding position coverage and standardized forms
- Editorial updates for clarity and usability
Who’s It For:
Aerospace engineers, welding supervisors, inspectors, and quality professionals involved in the fabrication or evaluation of welded aerospace structures.
AWS D17.1/D17.1M-2017
AWS D17.3/D17.3M:2016 – Specification for Friction Stir Welding of Aluminum Alloys for Aerospace Applications
AWS D17.3/D17.3M:2016 establishes general requirements for the friction stir welding (FSW) of aluminum alloys in aerospace applications. It provides standardized procedures for the design, fabrication, qualification, and inspection of aerospace components joined using the FSW process.
Highlights:
- Design requirements for FSW joints in aerospace structures
- Qualification procedures for welders, operators, and welding procedures
- Approved base metal specifications and usage limitations
- Tooling, fixture, and FSW equipment setup requirements
- Fabrication guidelines for welding parameters and process control
- Visual and mechanical inspection methods for weld quality verification
- Acceptance criteria for discontinuities, mechanical properties, and visual appearance
- Quality assurance provisions, documentation, and recordkeeping standards
New in the 2016 Edition:
- Updates to reflect advancements in friction stir welding techniques and aerospace material performance
- Enhanced inspection and qualification procedures for improved compliance and reliability
- Supersedes AWS D17.3/D17.3M:2010
Who’s It For:
Aerospace engineers, quality professionals, and fabricators involved in the production or qualification of aluminum structures using friction stir welding.
AWS D17.3/D17.3M-2016
AWS D17.3/D17.3M:2016 – Specification for Friction Stir Welding of Aluminum Alloys for Aerospace Applications
AWS D17.3/D17.3M:2016 establishes general requirements for the friction stir welding (FSW) of aluminum alloys in aerospace applications. It provides standardized procedures for the design, fabrication, qualification, and inspection of aerospace components joined using the FSW process.
Highlights:
- Design requirements for FSW joints in aerospace structures
- Qualification procedures for welders, operators, and welding procedures
- Approved base metal specifications and usage limitations
- Tooling, fixture, and FSW equipment setup requirements
- Fabrication guidelines for welding parameters and process control
- Visual and mechanical inspection methods for weld quality verification
- Acceptance criteria for discontinuities, mechanical properties, and visual appearance
- Quality assurance provisions, documentation, and recordkeeping standards
New in the 2016 Edition:
- Updates to reflect advancements in friction stir welding techniques and aerospace material performance
- Enhanced inspection and qualification procedures for improved compliance and reliability
- Supersedes AWS D17.3/D17.3M:2010
Who’s It For:
Aerospace engineers, quality professionals, and fabricators involved in the production or qualification of aluminum structures using friction stir welding.
AWS D17.3/D17.3M-2016
CSA C22.1-18 – Canadian Electrical Code, Part I (24th Edition), 2018
CSA C22.1-18 – Canadian Electrical Code, Part I (24th Edition), 2018 sets the national standard for the safe installation and maintenance of electrical equipment in Canada. This edition introduces significant changes affecting residential, commercial, and industrial systems, including expanded support for EV infrastructure and renewable energy integration.
Highlights:
- Rules for safe wiring and equipment installation across all building types
- Streamlined Section 10 on grounding and bonding
- Expanded energy management requirements supporting EV infrastructure
- Updated tamper-resistant receptacle requirements for dwellings and child-accessible spaces
- GFCI protection for heating controls in wet locations (Section 62)
- Revised ampacity tables, conductor ID, and overcurrent protection criteria
- Covers renewables, patient care, cranes, welding, temporary wiring, and EV charging
- New Appendix M with bilingual markings and updated hazardous area guidance
Who It's For:
Electricians, engineers, inspectors, and contractors in Canadian jurisdictions relying on national or provincial electrical installation regulations.
CSA C22.1-18
CSA C22.1-18 – Canadian Electrical Code, Part I (24th Edition), 2018
CSA C22.1-18 – Canadian Electrical Code, Part I (24th Edition), 2018 sets the national standard for the safe installation and maintenance of electrical equipment in Canada. This edition introduces significant changes affecting residential, commercial, and industrial systems, including expanded support for EV infrastructure and renewable energy integration.
Highlights:
- Rules for safe wiring and equipment installation across all building types
- Streamlined Section 10 on grounding and bonding
- Expanded energy management requirements supporting EV infrastructure
- Updated tamper-resistant receptacle requirements for dwellings and child-accessible spaces
- GFCI protection for heating controls in wet locations (Section 62)
- Revised ampacity tables, conductor ID, and overcurrent protection criteria
- Covers renewables, patient care, cranes, welding, temporary wiring, and EV charging
- New Appendix M with bilingual markings and updated hazardous area guidance
Who It's For:
Electricians, engineers, inspectors, and contractors in Canadian jurisdictions relying on national or provincial electrical installation regulations.
CSA C22.1-18
CSA C22.1:21 – Canadian Electrical Code, Part I (25th Edition), 2021
CSA C22.1:21 – Canadian Electrical Code, Part I (25th Edition), 2021 defines the national standard for the safe installation and maintenance of electrical equipment throughout Canada. This edition incorporates updated safety practices, supports emerging technologies, and aligns with evolving environmental and regulatory needs.
Highlights:
- Applies to all voltages and occupancies: residential, commercial, and industrial
- Expanded coverage of renewable energy, storage systems, EV charging, and hazardous locations
- Revised grounding, bonding, wiring methods, and overcurrent protection rules
- New climate resilience rules and guidance for livestock/agricultural buildings
- Refined equipment classifications, voltage references, and conductor ampacity updates
- Enhanced provisions for raceways, environmental protection, and installation practices
- Includes 80+ specialized sections (hospitals, cranes, marinas, airports, amusement parks)
- Appendices cover engineering interpretations, intrinsically safe circuits, and fire protection
Who It's For:
Electricians, engineers, code officials, and contractors operating under Canadian electrical safety regulations. Supersedes CSA C22.1-18.
CSA C22.1:21
CSA C22.1:21 – Canadian Electrical Code, Part I (25th Edition), 2021
CSA C22.1:21 – Canadian Electrical Code, Part I (25th Edition), 2021 defines the national standard for the safe installation and maintenance of electrical equipment throughout Canada. This edition incorporates updated safety practices, supports emerging technologies, and aligns with evolving environmental and regulatory needs.
Highlights:
- Applies to all voltages and occupancies: residential, commercial, and industrial
- Expanded coverage of renewable energy, storage systems, EV charging, and hazardous locations
- Revised grounding, bonding, wiring methods, and overcurrent protection rules
- New climate resilience rules and guidance for livestock/agricultural buildings
- Refined equipment classifications, voltage references, and conductor ampacity updates
- Enhanced provisions for raceways, environmental protection, and installation practices
- Includes 80+ specialized sections (hospitals, cranes, marinas, airports, amusement parks)
- Appendices cover engineering interpretations, intrinsically safe circuits, and fire protection
Who It's For:
Electricians, engineers, code officials, and contractors operating under Canadian electrical safety regulations. Supersedes CSA C22.1-18.
CSA C22.1:21
IEC 60601-1:2020 – Medical Electrical Equipment – General Requirements for Basic Safety and Essential Performance, 2020
- Applies to the basic safety and essential performance of electrical medical equipment and systems
- Addresses hazards related to electrical shock, mechanical failure, thermal effects, and radiation
- Integrates risk management aligned with ISO 14971 for hazard control and usability
- Specifies labeling, documentation, and marking requirements for product traceability and safe use
- Supports conformity assessment and global regulatory submissions
- Clarified terminology and pass/fail testing criteria
- Updated guidance for software safety, usability engineering, and wireless technologies
- Enhanced alignment with IEC 60601-1 collateral standards (e.g., -1-2 for EMC, -1-6 for usability)
IEC 60601-1:2020
IEC 60601-1:2020 – Medical Electrical Equipment – General Requirements for Basic Safety and Essential Performance, 2020
- Applies to the basic safety and essential performance of electrical medical equipment and systems
- Addresses hazards related to electrical shock, mechanical failure, thermal effects, and radiation
- Integrates risk management aligned with ISO 14971 for hazard control and usability
- Specifies labeling, documentation, and marking requirements for product traceability and safe use
- Supports conformity assessment and global regulatory submissions
- Clarified terminology and pass/fail testing criteria
- Updated guidance for software safety, usability engineering, and wireless technologies
- Enhanced alignment with IEC 60601-1 collateral standards (e.g., -1-2 for EMC, -1-6 for usability)
IEC 60601-1:2020
IEEE C2-2023 – National Electrical Safety Code (NESC), 2023 Edition
IEEE C2-2023 – National Electrical Safety Code (NESC) provides the latest safety requirements for the installation, operation, and maintenance of electric supply and communication systems. Developed through ANSI-accredited consensus, the 2023 edition incorporates updates for new technologies, environmental resilience, and evolving industry practices.
Highlights:
- New rules for photovoltaic (PV) generation and advanced energy storage systems
- Expanded arc hazard clothing tables for medium-voltage systems up to 36 kV
- Updated grounding rules for mountainous terrain, coastal zones, and submerged systems
- Revised clearance criteria for conductors, antennas, and structural obstructions
- Clarified definitions and loading guidelines for extreme wind, ice, and weather events
- Standardized inch–foot–pound units for U.S.-centric engineering and safety compliance
Covered Parts:
- Part 1: Electric Supply Stations
- Part 2: Overhead Lines
- Part 3: Underground Lines
- Part 4: Work Rules for Supply and Communication Employees
Who It’s For:
Engineers, utility operators, telecom providers, safety professionals, and contractors responsible for the safe design, construction, and operation of electrical and communications infrastructure.
IEEE C2-2023
IEEE C2-2023 – National Electrical Safety Code (NESC), 2023 Edition
IEEE C2-2023 – National Electrical Safety Code (NESC) provides the latest safety requirements for the installation, operation, and maintenance of electric supply and communication systems. Developed through ANSI-accredited consensus, the 2023 edition incorporates updates for new technologies, environmental resilience, and evolving industry practices.
Highlights:
- New rules for photovoltaic (PV) generation and advanced energy storage systems
- Expanded arc hazard clothing tables for medium-voltage systems up to 36 kV
- Updated grounding rules for mountainous terrain, coastal zones, and submerged systems
- Revised clearance criteria for conductors, antennas, and structural obstructions
- Clarified definitions and loading guidelines for extreme wind, ice, and weather events
- Standardized inch–foot–pound units for U.S.-centric engineering and safety compliance
Covered Parts:
- Part 1: Electric Supply Stations
- Part 2: Overhead Lines
- Part 3: Underground Lines
- Part 4: Work Rules for Supply and Communication Employees
Who It’s For:
Engineers, utility operators, telecom providers, safety professionals, and contractors responsible for the safe design, construction, and operation of electrical and communications infrastructure.
IEEE C2-2023
