2023年3月30日 · When people are evaluating building materials and acoustical products for sound reduction, they rely on the sound transmission class or STC rating of the product. By …

2025年3月7日 · Sound Transmission Coefficient (STC) – otherwise known as “Sound Transmission Class” – is the golden standard that evaluates how well a barrier, be it a wall, …

Download our comprehensive chart, featuring STC ratings for commonly used materials

2022年3月22日 · Learn what you need to know and check out our STC rating chart today! While originally developed for speech privacy, sound transmission class (STC) ratings have become …

Tested under ASTM E90, laminated outside pane consisted of either 1/8"-0.030" P.V.B. -1/8" (total 1/4" thick), 1/4"-0.030" P.V.B. -1/8" (total 3/8" thick), 1/4"-0.030" P.V.B. -1/4" (total 1/2" …

2020年1月1日 · Referring to the typical STC 30 rating chart below, STC is determined by testing sound transmission decibel loss at 16 standard frequencies from 125 to 4000 Hertz (Hz). STC …

A sound transmission class chart is a simple way to understand the decibel scale and its relation to STC ratings. A higher sound transmission class rating indicates more effective sound …

STCratings have been determined from TL data using ASTME413. See Section 3 for actual TLdata. Estimated. Computation based on a one-third octave band TL at 80 Hz (which was not …

2021年3月5日 · STC stands for sound transmission classification. This rating is given to materials that are tested over a range of frequencies, and are proven to block sound in some capacity. …

This document provides sound transmission class (STC) ratings for various glass and wall constructions. It lists the construction details and thickness of single laminated glass, …