The compendium establishes unified engineering practices across the entire lifecycle of a pipeline asset.
Developed to address the global shift toward clean energy, this code covers piping in gaseous and liquid hydrogen service. It accounts for hydrogen embrittlement by mandating specific material selection, lower design stress factors, and specialized welding qualifications. Key Technical Aspects Covered in the Standards
: Transportation of Natural and Other Gas by Pipeline.
ASME Section IX provides the qualifications for welding and brazing procedures, ensuring that joints—the most common point of failure—are as strong as the pipe itself [4, 6].
The primary framework for pipeline engineering falls under the . While the B31 series covers everything from power plants to building services, a specific subset of these standards governs cross-country transport, distribution, and process facility pipelines. The Core ASME B31 Pipeline Codes asme pipeline standards compendium
The compendium is updated every two years to reflect advancements in materials science, such as the use of high-strength composites and the integration of digital monitoring sensors (smart pigs) for real-time data collection [3, 6]. 4 and regarding safety factors and pressure testing?
| Standard | Title | Application | |----------|-------|-------------| | | Pipe Flanges and Flanged Fittings | Class flanges (150–2500) for pipeline connections | | ASME B16.9 | Factory-Made Wrought Steel Buttwelding Fittings | Elbows, tees, reducers for pipeline systems | | ASME B16.40 | Manually Operated Thermoplastic Gas Shutoffs | Distribution pipeline valves | | ASME B36.10M | Welded and Seamless Wrought Steel Pipe | Standard pipe dimensions (OD, wall thickness) | | ASME B36.19M | Stainless Steel Pipe | Dimensions for stainless pipeline applications |
Helps operators identify threats, assess risks, and implement preventative measures to minimize system downtime.
Do you need to include like PHMSA mega-rules or European standards? Share public link Key Technical Aspects Covered in the Standards :
Standards are often seen as dry text, Mira thought, but they are also a pact: between those who build and those who live with the build. The compendium tucked into the archive shelf was, in the end, a ledger of care — technical words that, when followed with curiosity and compassion, kept the current flowing and the people safe.
The ASME Pipeline Standards Compendium (PTB-9) is a technical guide that aligns ASME B31 pressure piping codes with U.S. federal safety regulations. It provides plain-language summaries and excerpts covering key standards such as B31.4 for liquid pipelines and B31.8 for gas pipelines, serving as a vital reference for compliance. For more details, visit The American Society of Mechanical Engineers - ASME PTB-9 - ASME Pipeline Standards Compendium
Extends flange specifications for sizes NPS 26 through NPS 60. Factory-Made Wrought Buttwelding Fittings
Transportation of Hazardous Liquids by Pipeline. While the B31 series covers everything from power
The ASME Pipeline Standards Compendium provides numerous benefits to pipeline professionals, regulatory bodies, and other stakeholders, including:
| If you need to… | Start with… | Then refer to… | |----------------|--------------|----------------| | Design a liquid pipeline | | B16.9 (fittings), B36.10M (pipe) | | Design a gas pipeline | B31.8 | B31.8S (integrity), B31G (corrosion) | | Design a hydrogen pipeline | B31.12 | B31.8 (backing for low-pressure) | | Qualify a welder | BPVC Sec. IX | B31.4 or B31.8 (owner requirements) | | Repair an in-service dent/corrosion | PCC-2 | B31.8S (integrity check) | | Run an ILI tool on gas line | B31.8V | B31.8S (threat assessment) | | Pressure test without shutting down | B31.8T | Owner’s O&M manual |
Long-distance crude carriers (e.g., Keystone pipeline) and refinery feed lines.
Without a compendium approach, engineers risk missing a critical reference. A proper compendium categorizes standards by lifecycle phase: