Online Standards Store PDF
State system for ensuring the uniformity of measurements. Acoustics. Reference zero for the calibration of audiometric equipment. Part 1. Reference equivalent threshold sound pressure levels of pure tones for supra-aural earphones
Document status: Active
Ceramic composites. Sample preparation for the determination of particle size distribution of ceramic powders
Document status: Active
Cutting sleeves for tools with cylindrical sank. Design and dimensions
Document status: Active
Petroleum and natural gas industry. Subsea production systems. Design of submarine umbilical end elements. General provisions
Document status: Active