1.1 This specification covers asphalt roofing in sheet form, in widths as agreed upon by the purchaser and the seller, composed of asphalt-saturated organic felt coated on both sides with asphalt and surfaced on the weather side with mineral granules, except for any selvage.1.2 This standard may involve hazardous materials, operations, and equipment. This standard does not purport to address all of the safety problems 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.

定价： 0元

1.1 This specification covers joint sealants of the hot-poured type intended for use in sealing joints and cracks in portland cement concrete and asphaltic concrete pavements.1.2 This standard does not purport to cover the properties required of sealants for use in areas of portland cement concrete pavement subject to jet fuel or other fuel spillage, such as aircraft refueling and maintenance areas.1.3 The values stated in inch-pound units are the standard.

定价： 0元

1.1 This specification covers asphalt roofing in sheet form, 36 in. (914 mm) in width, or other widths agreed upon between the purchaser and the supplier, composed of asphalt-saturated organic felt with approximately half the width of the weather side coated with asphalt and surfaced with mineral granules, for use as a cap sheet in the construction of built-up roofs.1.2 This standard may involve hazardous materials, operations, and equipment. This standard does not purport to address all of the safety problems 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.>

定价： 0元