Explore the Engineering Database more efficiently by signing up for free. Sign up free

R-1160 — Nbs Gum Rubber

Name: Insulation R Values — nbs_gum_rubber: record id 1160 · rsi per inch 0.0254509 m2K/W/in · r value per inch 0.144517 ft2hF/BTU/in · date 8/11/1959 · delta x 0.3225 in
Creator: Engineering Database

Material Id: Nbs Gum Rubber
Record Id: 1160
Date: 8/11/1959
Delta T (F): 7.98
Delta X (in): 0.3225
Density (lb/ft3): 59.49
Description: Natural rubber, ASTM P15-58T: Natural Rubber (100.0), Zinc Oxide (6.0), Sulphur (3.5), Stearic Acid (0.5), Mercaptobenzo-Thiozole (0.5).
Form: Slab
K W Mk (W/mK): 0.998
Manufacturer: NBS, Leather Section
Material: Nbs Gum Rubber
Mean Temp (F): 115.65
R Value per Inch (ft2hF/BTU/in): 0.144517
Rsi per Inch (m2K/W/in): 0.025451
Standard: Nist Srd 81 API
Test Method: ASTM C 177

Source: NIST SRD 81 API

Browse more civil engineering reference tables →

nbs_gum_rubber — record id 1160 · rsi per inch 0.0254509 m2K/W/in · r value per inch 0.144517 ft2hF/BTU/in · date 8/11/1959 · delta x 0.3225 in | Insulation R Values | Engineering Database