ASTM C1695-09 - 1.9.2009
 
1. Scope

1.1 This specification covers the minimum requirements for materials and fabrication of flexible removable and reusable blanket insulation for hot service, from above ambient temperatures to 1000°F (538°C).

1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

 
2. Referenced Documents

D3786/D3786M-18(2023)

Standard Test Method for Bursting Strength of Textile Fabrics—Diaphragm Bursting Strength Tester Method

D3776/D3776M-20(2025)

Standard Test Methods for Mass Per Unit Area (Weight) of Fabric

D3389-21

Standard Test Method for Coated Fabrics Abrasion Resistance (Rotary Platform Abrader)

C1263-95(2026)

Standard Test Method for Thermal Integrity of Flexible Water Vapor Retarders

C168-25

Standard Terminology Relating to Thermal Insulation

C1086-20(2025)

Standard Specification for Glass Fiber Mechanically Bonded Felt Thermal Insulation

C892-19(2024)

Standard Specification for High-Temperature Fiber Blanket Thermal Insulation

C680-23a

Standard Practice for Estimate of the Heat Gain or Loss and the Surface Temperatures of Insulated Flat, Cylindrical, and Spherical Systems by Use of Computer Programs (Includes all amendments and changes 12/13/2023).

C1129-17

Standard Practice for Estimation of Heat Savings by Adding Thermal Insulation to Bare Valves and Flanges (Withdrawn 2026)

C553-24

Standard Specification for Mineral Fiber Blanket Thermal Insulation for Commercial and Industrial Applications

Military Specification Cloth, Glass; Tape, Textile Glass and Thread, Glass and Wire Reinforced Glass Available from DLA Document Services, Building 4/D, 700 Robbins Ave., Philadelphia, PA 19111-5094, http://quicksearch.dla.mil.

3E PlusR

Insulation Thickness Computer Program North American Insulation Manufacturers Association (NAIMA) Available from North American Insulation Manufacturers Association (NAIMA), 11 Canal Center Plaza, Suite 103, Alexandria, VA 22314, http://www.naima.org.

D6413/D6413M-22

Standard Test Method for Flame Resistance of Textiles (Vertical Test)

D5587-15(2024)

Standard Test Method for Tearing Strength of Fabrics by Trapezoid Procedure

D5034-21(2025)

Standard Test Method for Breaking Strength and Elongation of Textile Fabrics (Grab Test)

D5035-11(2024)

Standard Test Method for Breaking Force and Elongation of Textile Fabrics (Strip Method)

D5189-91

Test Method for Temperature Corresponding to Vapor-Liquid Ratio of 20 for Gasoline and Gasoline-Oxgenate Blends (Bomb Method) (Withdrawn 1993)