Số hiệu tiêu chuẩn
EN 379/A1
Tên tiêu chuẩn
Specification for welding filters with switchable luminous transmittance and welding filters with dual luminous transmittance; Amendment A1
Ngày phát hành
1998-05-00
Tiêu chuẩn tương đương
DIN EN 379 (1998-07), IDT * BS EN 379 (1994-05-15), NEQ * NF S77-113/A1 (1998-08-01), IDT * SN EN 379 (1998), IDT * OENORM EN 379/A1 (1998-08-01), IDT * PN-EN 379 (1999-07-15), IDT * SS-EN 379/A1 (1998-07-31), IDT * UNE-EN 379/A1 (1998-12-16), IDT * STN EN 379+A1 (2000-10-01), IDT * NEN-EN 379:1994/A1:1998 en (1998-07-01), IDT * SFS-EN 379/A1:en (2001-07-20), IDT
Từ khóa
Accident prevention * Arc welding * Classification * Definitions * Dimensions * Eye protectors * Eye-protective equipment * Filters * Filters (eye protectors) * Glasses * Hands (anatomy) * Homogeneity * Inspection * Instructions for use * Light * Light transmission * Light transmittance * Marking * Mathematical calculations * Measurement * Occupational safety * Operating time * Performance * Protection * Protection level * Protective clothing * Protective equipment * Safety * Safety engineering * Scattered light * Specification (approval) * Stress * Supply * Testing * Transmittance * Transmittances * Viewing panels * Welders * Welding * Welding engineering * Welding filter * Workplace safety * Voltage