Codes & Standards

Codes & Standards | Material & Component Standards | Materials | Stainless Steel
Standards 34: Stainless Steels Classifications
ByPipingDesigners.com Editorial Team January 8, 2014October 13, 2026

Stainless Steels Classifications Stainless steels are commonly grouped into martensitic stainless steels, ferritic stainless steels, austenitic stainless steels, duplex (ferritic-austenitic) stainless steels, and precipitation-hardening stainless steels Stainless steels are in general grouped into martensitic stainless steels ferritic stainless steels austenitic stainless steels duplex (ferritic-austenitic) stainless steels precipitation-hardening stainless steels Alloying metallic elements added during the…

Read More Standards 34: Stainless Steels Classifications
Codes & Standards | European Standards
Standards 07: BSi – Pipe, Tube and Fittings Standards and Specifications
ByPipingDesigners.com Editorial Team January 8, 2014October 13, 2026

British standards and specifications for pipe, tube and fittings Industrial pipe, tube and fittings standards and specifications from the BSi – British Standards Institute: BS 21, Publication date:1985-09-30 Specification for pipe threads for tubes and fittings where pressure-tight joints are made on the threads (metric dimensions) BS 61, Publication date:1969-12-31 Specification for threads for light gauge copper…

Read More Standards 07: BSi – Pipe, Tube and Fittings Standards and Specifications
Codes & Standards | European Standards
Standards 24: DIN – Pipe, Tube and Fittings Standards and Specifications
ByPipingDesigners.com Editorial Team January 8, 2014October 13, 2026

DIN – Pipe, Tube and Fittings Standards and Specifications Deutsches Institut für Normung – DIN – pipe, tube and fittings standards and specifications Industrial pipe, tube and fittings standards and specifications from the DIN – Deutsches Institut für Normung: DIN 76-2:1984 Thread run-outs and thread undercuts for pipe threads conforming to ISO 228 part 1 DIN…

Read More Standards 24: DIN – Pipe, Tube and Fittings Standards and Specifications
Codes & Standards | Piping Codes
Standards 35: Steel Pipe Standardization Organizations
ByPipingDesigners.com Editorial Team January 8, 2014October 13, 2026

Steel Pipe Standardization Organizations The most important world wide steel pipe standardization organizations Piping codes and standards are issued from various standardization organizations: AFNOR-French Norms ASME – American Society of Mechanical Engineers ASTM – American Society for Testing and Materials BS-British Standards SCC-Canadian Norms DIN- German Norms EN – Euronorm GOST – Russian Norms ISO –…

Read More Standards 35: Steel Pipe Standardization Organizations
Codes & Standards | Material & Component Standards | Material Specifications | Materials
Standards 08: Steel Classification
ByPipingDesigners.com Editorial Team January 8, 2014October 13, 2026

Steels can be classified by a variety of different systems depending on: The composition, such as carbon, low-alloy or stainless steel. The manufacturing methods, such as open hearth, basic oxygen process, or electric furnace methods. The finishing method, such as hot rolling or cold rolling The product form, such as bar plate, sheet, strip, tubing or structural shape The…

Read More Standards 08: Steel Classification
Codes & Standards | Material & Component Standards | Material Specifications | Materials
Standards 25: Fiberglass Pipes – Common Standards
ByPipingDesigners.com Editorial Team January 8, 2014October 13, 2026

Fiberglass Pipes – Common Standards Commonly used standards for fiberglass pipes and their applications Some of the fiberglass related standards from the major standardization organizations: ASME Standards Fiberglass related standards from ASME – American Society of Mechanical Engineers: ASME/ANSI B31.1 – POWER PIPING ASME/ANSI B31.3 – PROCESS PIPING ASME/ANSI B31.9 – BUILDING SERVICES PIPING ASTM…

Read More Standards 25: Fiberglass Pipes – Common Standards
ASME Standards | Codes & Standards
Standards 36: Steel Pipes Dimensions – ANSI Schedule 80
ByPipingDesigners.com Editorial Team January 8, 2014October 13, 2026

Steel Pipes Dimensions – ANSI Schedule 80 Internal and external diameters, areas, weights, volumes and number of threads for schedule 80 steel pipes Related reading Standards 38: Steel Tubes according BS 1387 Series: Piping Standards Series | Previous: Standards 35: Steel Pipe Standardization Organizations | Next: Standards 37: Steel Pipes Dimensions – ANSI Schedule 40

Read More Standards 36: Steel Pipes Dimensions – ANSI Schedule 80
ASME Standards | Codes & Standards | Equipment & Valves | Fittings & Components
Standards 12: Carbon and Stainless Steel Flanges – ASME/ANSI Class 300
ByPipingDesigners.com Editorial Team January 8, 2014October 13, 2026

Carbon and Stainless Steel Flanges – ASME/ANSI Class 300 ASME/ANSI B16.5-1996 Pipe Flanges and Flanged Fittings – Class 300 Flanges – outside and inside diameters, bolt circles, numbers and diameters of bolts for Weld neck, Threaded, Slip-on, Lap joint, Socket weld and Blind flanges. Carbon and stainless steel qualities according ASME B16.5 Table 1A. 1) Recommended bolts…

Read More Standards 12: Carbon and Stainless Steel Flanges – ASME/ANSI Class 300
ASME Standards | Codes & Standards | Equipment & Valves | Fittings & Components
Standards 26: Flanges – API vs. ASME/ANSI
ByPipingDesigners.com Editorial Team January 8, 2014October 13, 2026

Comparing API and ASME/ANSI flanges The difference between ASME/ANSI and API flanges is the fabrication material and the higher rated API operating pressure. ASME/ANSI flanges are common in industrial process systems handling water, steam, air and gas. API flanges are manufactured for high strength operating refinery systems with products such as oil and explosive gases….

Read More Standards 26: Flanges – API vs. ASME/ANSI
ASME Standards | Codes & Standards
Standards 37: Steel Pipes Dimensions – ANSI Schedule 40
ByPipingDesigners.com Editorial Team January 8, 2014October 13, 2026

Steel Pipes Dimensions – ANSI Schedule 40 Internal and external diameters, areas, weights, volumes and number of threads for schedule 40 steel pipes. Related reading Standards 16: Carbon and Stainless Steel Welding Neck Flange Bores Series: Piping Standards Series | Previous: Standards 36: Steel Pipes Dimensions – ANSI Schedule 80 | Next: Standards 38: Steel Tubes…

Read More Standards 37: Steel Pipes Dimensions – ANSI Schedule 40