Tra cứu Tiêu chuẩn quốc tế
Tìm thấy 217 kết quả.
Searching result
| 41 |
BS ISO 4869-6:2019Acoustics. Hearing protectors. Determination of sound attenuation of active noise reduction earmuffs Acoustics. Hearing protectors. Determination of sound attenuation of active noise reduction earmuffs |
| 42 |
ISO 4869-6:2019
Acoustics -- Hearing protectors -- Part 6: Determination of sound attenuation of active noise reduction earmuffs |
| 43 |
BS EN ISO 4829-1:2018Steel and cast iron. Determination of total silicon contents. Reduced molybdosilicate spectrophotometric method. Silicon contents between 0,05 % and 1,0 % Steel and cast iron. Determination of total silicon contents. Reduced molybdosilicate spectrophotometric method. Silicon contents between 0,05 % and 1,0 % |
| 44 |
BS EN ISO 4869-1:2018Acoustics. Hearing protectors. Subjective method for the measurement of sound attenuation Acoustics. Hearing protectors. Subjective method for the measurement of sound attenuation |
| 45 |
BS EN ISO 4869-2:2018Acoustics. Hearing protectors. Estimation of effective A-weighted sound pressure levels when hearing protectors are worn Acoustics. Hearing protectors. Estimation of effective A-weighted sound pressure levels when hearing protectors are worn |
| 46 |
BS EN ISO 4885:2018Ferrous materials. Heat treatments. Vocabulary Ferrous materials. Heat treatments. Vocabulary |
| 47 |
BS ISO 48-1:2018Rubber, vulcanized or thermoplastic. Determination of hardness. Introduction and guidance Rubber, vulcanized or thermoplastic. Determination of hardness. Introduction and guidance |
| 48 |
BS ISO 48-2:2018Rubber, vulcanized or thermoplastic. Determination of hardness. Hardness between 10 IRHD and 100 IRHD Rubber, vulcanized or thermoplastic. Determination of hardness. Hardness between 10 IRHD and 100 IRHD |
| 49 |
BS ISO 48-3:2018Rubber, vulcanized or thermoplastic. Determination of hardness. Dead-load hardness using the very low rubber hardness (VLRH) scale Rubber, vulcanized or thermoplastic. Determination of hardness. Dead-load hardness using the very low rubber hardness (VLRH) scale |
| 50 |
BS ISO 48-4:2018Rubber, vulcanized or thermoplastic. Determination of hardness. Indentation hardness by durometer method (Shore hardness) Rubber, vulcanized or thermoplastic. Determination of hardness. Indentation hardness by durometer method (Shore hardness) |
| 51 |
BS ISO 48-5:2018Rubber, vulcanized or thermoplastic. Determination of hardness. Indentation hardness by IRHD pocket meter method Rubber, vulcanized or thermoplastic. Determination of hardness. Indentation hardness by IRHD pocket meter method |
| 52 |
BS ISO 48-6:2018Rubber, vulcanized or thermoplastic. Determination of hardness. Apparent hardness of rubber-covered rollers by IRHD method Rubber, vulcanized or thermoplastic. Determination of hardness. Apparent hardness of rubber-covered rollers by IRHD method |
| 53 |
BS ISO 48-7:2018Rubber, vulcanized or thermoplastic. Determination of hardness. Apparent hardness of rubber-covered rollers by Shore-type durometer method Rubber, vulcanized or thermoplastic. Determination of hardness. Apparent hardness of rubber-covered rollers by Shore-type durometer method |
| 54 |
BS ISO 48-8:2018Rubber, vulcanized or thermoplastic. Determination of hardness. Apparent hardness of rubber-covered rollers by Pusey and Jones method Rubber, vulcanized or thermoplastic. Determination of hardness. Apparent hardness of rubber-covered rollers by Pusey and Jones method |
| 55 |
BS ISO 48-9:2018Rubber, vulcanized or thermoplastic. Determination of hardness. Calibration and verification of hardness testers Rubber, vulcanized or thermoplastic. Determination of hardness. Calibration and verification of hardness testers |
| 56 |
BS ISO 4898:2018Rigid cellular plastics. Thermal insulation products for buildings. Specifications Rigid cellular plastics. Thermal insulation products for buildings. Specifications |
| 57 |
ISO 4869-1:2018
Acoustics -- Hearing protectors -- Part 1: Subjective method for the measurement of sound attenuation |
| 58 |
ISO 4869-2:2018
Acoustics -- Hearing protectors -- Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn |
| 59 |
BS EN ISO 4829-2:2016Steels. Determination of total silicon contents. Reduced molybdosilicate spectrophotometric method. Silicon contents between 0,01 % and 0,05 % Steels. Determination of total silicon contents. Reduced molybdosilicate spectrophotometric method. Silicon contents between 0,01 % and 0,05 % |
| 60 |
BS EN ISO 4892-1:2016Plastics. Methods of exposure to laboratory light sources. General guidance Plastics. Methods of exposure to laboratory light sources. General guidance |
