资质认证
- ISO 3423:1975
- Sulphuric acid and oleums for industrial use — Determination of sulphur dioxide content — Iodometric method
- 1975-10-31
- ISO 3447:1975
- Joints in building — General check-list of joint functions
- 1975-10-31
- ISO 2139:1975
- Continuous mechanical handling equipment for loose bulk materials — Oscillating conveyors and shaking or reciprocating feeders with tubular trough
- 1975-10-31
- ISO 1049:1975
- Continuous mechanical handling equipment for loose bulk materials — Vibrating conveyors and feeders with rectangular or trapezoidal trough
- 1975-10-31
- ISO 1815:1975
- Continuous mechanical handling equipment for loose bulk materials — Vibrating feeders and conveyors with tubular trough
- 1975-10-31
- ISO 1536:1975
- Continuous mechanical handling equipment for loose bulk materials — Troughed belt conveyors (other than portable conveyors) — Belt pulleys
- 1975-09-30
- ISO 1816:1975
- Continuous mechanical handling equipment for loose bulk materials and unit loads — Belt conveyors — Basic characteristics of motorized driving pulleys
- 1975-09-30
- ISO 2109:1975
- Continuous mechanical handling equipment — Light duty belt conveyors for loose bulk materials
- 1975-09-30
- ISO 2140:1975
- Continuous mechanical handling equipment for loose bulk materials — Apron conveyors
- 1975-09-30
- ISO 1080:1975
- Machine tools — Morse taper shanks — Cotter slots with taper keys
- 1975-09-30
- ISO 1050:1975
- Continuous mechanical handling equipment for loose bulk materials — Screw conveyors
- 1975-09-30
- ISO 1537:1975
- Continuous mechanical handling equipment for loose bulk materials — Troughed belt conveyors (other than portable conveyors) — Idlers
- 1975-09-30
- ISO 1535:1975
- Continuous mechanical handling equipment for loose bulk materials — Troughed belt conveyors (other than portable conveyors) — Belts
- 1975-09-30
- ISO 3425:1975
- Sulphur for industrial use — Determination of ash at 850-900 degrees C and of residue at 200 degrees C
- 1975-09-30
- ISO 361:1975
- Basic ionizing radiation symbol
- 1975-09-30
- ISO 1072:1975
- Solid wood parquet — General characteristics
- 1975-08-31
- ISO 3505:1975
- Ropes and cordage — Equivalence between natural fibre ropes and man-made fibre ropes for use in the mooring of vessels
- 1975-08-31
- ISO 2918:1975
- Meat and meat products — Determination of nitrite content (Reference method)
- 1975-08-31
- ISO 3539:1975
- Road vehicles — Injection nozzle holder with body, types 8 and 10, and injection nozzle holder with fixing flats, types 9 and 11
- 1975-08-31
- ISO 3589:1975
- Modular units for machine tool construction — Integral way columns
- 1975-08-31
