World best marine equipment technology service
World best marine equipment technology service
World best marine equipment technology service
World best marine equipment technology service
Sound absorption coefficient test | ISO 354, KS F 2805, ASTM C423 |
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Sound reduction index | ISO 10140-2, ISO 140-4, ISO 717-1, KS F 2808, KS F 2809, KS F 2862, ASTM E 413 |
Normalized level of suspended ceilings | ISO 10848-1/2, ISO 717-1, KS F 2866, KS F 2862 |
Floor impact sound pressure level | ISO 10140-3 (formerly ISO 140-7) , KS F 2810-1/2, KS F 2863-1/2 |
Equipment noise | IEC 60945 11.1, MIL-STD-740-1, MMAF Notification (National Type Approval) |
On-site noise measurement | ISO 11820, KS I ISO 11820, KS A ISO 1996-1MMAF Notification , Ministry of Environment Notification (certification for eco-friendly buildings) |