BS EN 1568-4:2018 Fire extinguishing media. Foam concentrates Specification for low expansion foam concentrates for surface application to water-miscible liquids

Marking
Fire extinguishing materials
Viscosity
Fire tests
Physical properties of materials
Fire-resistant materials
Chemical properties
Concentrates
Performance testing
Fire safety
Foams
Surface tension
pH
Firefighting equipment
Spreading

Link: BS EN 1568-4:2018 Fire extinguishing media. Foam concentrates Specification for low expansion foam concentrates for surface application to water-miscible liquids
Source: BSI Standards

PD IEC/TR 62697-3:2018 Test methods for quantitative determination of corrosive sulfur compounds in unused and used insulating liquids Test method for quantitative determination of elemental sulfur

Liquid electrical insulating materials
Silicones
Electrical equipment
Electrical engineering
Flash point
Density
Maintenance
Electric insulators
Flammability
Colour
Breakdown voltage
Kinematic viscosity
Refractive index
Electrical insulating materials
Pour point
Transformers
Storage
Moisture
Fire point (temperature)
Electrical insulation
Silicon organic compounds
Dielectric properties
Insulating oils

Link: PD IEC/TR 62697-3:2018 Test methods for quantitative determination of corrosive sulfur compounds in unused and used insulating liquids Test method for quantitative determination of elemental sulfur
Source: BSI Standards

BS EN IEC 62271-110:2018 High-voltage switchgear and controlgear Inductive load switching

Alternating current
High-voltage equipment
Electric power distribution
Rated current
Ratings
Switchgear
Electric current control
Electric control equipment
Circuit-breakers
Switches
Short-circuit currents
Electrical protection equipment
Electrical equipment
Type testing
Electrical testing

Link: BS EN IEC 62271-110:2018 High-voltage switchgear and controlgear Inductive load switching
Source: BSI Standards

BS EN ISO 26304:2018 Welding consumables – Solid wire electrodes, tubular cored electrodes and electrode-flux combinations for submerged arc welding of high strength steels – Classification (ISO 26304:2017)

High-tensile steels
Arc welding
Consumable electrodes
Arc-welding equipment
Welding
Steels
Tensile strength
Classification systems
Wires
Welding electrodes
Submerged arc welding
Electrodes
Tubular shape
Yield strength

Link: BS EN ISO 26304:2018 Welding consumables – Solid wire electrodes, tubular cored electrodes and electrode-flux combinations for submerged arc welding of high strength steels – Classification (ISO 26304:2017)
Source: BSI Standards