BS EN 2796:2018 Aerospace series. Fluorocarbon rubber (FKM). Low compressions set. Hardness 60 IRHD

Mixing
Tensile strength
Corrosion tests
Elastic constants
Hardness testing
Natural rubber
Density
Compression set
Qualification approval
Tear tests
Approval testing
Elongation
Quality assurance systems
Air transport engineering
Quality assurance
Synthetic rubber

Link: BS EN 2796:2018 Aerospace series. Fluorocarbon rubber (FKM). Low compressions set. Hardness 60 IRHD
Source: BSI Standards

ISO 11699-2:2018 Non-destructive testing. Industrial radiographic films Control of film processing by means of reference values

Industrial
Sensitometry
Non-destructive testing
Developing (photography)
Radiographic testing
Photographic film
Film strips
Certificates of conformity
Optical density
Control samples
Quality
Calibration
Radiographic film
Verification
Test equipment
Radiography
Reports
Performance testing
Testing conditions

Link: ISO 11699-2:2018 Non-destructive testing. Industrial radiographic films Control of film processing by means of reference values
Source: BSI Standards

BS EN IEC 61837-2:2018 Surface mounted piezoelectric devices for frequency control and selection. Standard outlines and terminal lead connections Ceramic enclosures

Surface mounting devices
Electrical components
Shape
Frequency control
Ceramics
Surface mounting
Enclosures
Piezoelectric devices
Electric enclosures
Electric terminals
Electronic equipment and components
Selection
Electrical connections

Link: BS EN IEC 61837-2:2018 Surface mounted piezoelectric devices for frequency control and selection. Standard outlines and terminal lead connections Ceramic enclosures
Source: BSI Standards