1、 A-A-57177 9999974 0177202 24T = INCH-POUND A-A-591 77 20 March 1998 SUPERSEDING 18 May 1977 HH-M-622D COMMERCIAL ITEM DESCRIPTION MORTAR, REFRACTORY: HEAT-SETTING AND AIR-SETTING WET AND DRY TYPES The General Services Administration has authorized the use of this commercial item description for all
2、 federal agencies. 1. SCOPE. This commercial item description (CID) covers heat-setting and air-setting refractory mortars for use in bonding refractory brick. 2. CLASSIFICATION. The refractory mortar shall be of the following types and classes. The type and class to be furnished shall be as specifi
3、ed (see 7.2(b). Tme. Type I - Wet air-setting mortar Type II - Dry air-setting mortar Type III - Heat-setting mortar Class. Class 1 - Super duty Class 2 - High duty Class 3 - Medium duty Beneficial comments, recommendations, additions, deletions, clarifications, etc., and any other data which may im
4、prove this document should be sent to: Supply Defense Center Richmond, ATTN: DSCR-VBD, 8000 Jefferson Davis Highway, Richmond, VA 23297-5610. AMSC NIA FSC 9350 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Licensed by Information Handling Services A-A-59177 999997
5、4 0377203 3Bb 2 3 t 2730 “F (1 500 OC) 2550 “F (1400 OC) A-A-59177 Class 1 2 3. SALIENT CHARACTERISTICS Heating schedule ASTM C 113 Schedule F Schedule F Pyrometric cone equivalent ConeNo. 31 (3061 “F, 1683 OC) Cone No. 27 (2984 9,1640 OC) 3.1 General requirements. The refiactory mortar shall be gro
6、und to a particle size such that not more than 0.5 percent shall be retained on a United States Standard Sieve No. 20 and not more than 5.0 percent shall be retained on a United States Standard Sieve No. 40. The particle size shall be tested in accordance with the wet sieve analysis in sections 6 th
7、rough 9 of ASTM C 92. The mortar shall have a minimum modulus of rupture of 500 pounds per square inch when tested in accordance with ASTM C 198. 3.2 Twe I and trpe II mortars. The type I and type II mortars shail come premixed and ready for use. The maximum water content shall be 25 percent when te
8、sted in accordance with ASTM C 92. The mortar shall meet the reIactoriness requirements of ASTM C 199 when tested at the minimum temperature specified in table I. TABLE I. Tyes I and II refractoriness test temperatures. _ 1 Class 1 Temperature(minimum) -1 I 1 I 2910 “F (1600 OC) I 3.3 Tme III mortar
9、s. The type III mortars shall meet the pyrometric cone equivalent of table II when tested in accordance with ASTM C 24. The type III mortars shall be heated using the heating schedule specified in table II and ASTM C 113. TABLE II. Tme III mortar reauirements. I 3 I ConeNo. 23 (2921 %, 1605 OC) I Sc
10、hedule D I 3.4 Storage life. The mortar shall have a minimum storage life of 6 months. The mortar, in a newly opened container and within the 6 month storage period, shall not have stiffened or hardened to such an extent as to prevent its easy removal and mixing. 2 Licensed by Information Handling S
11、ervicesA-A-59177 9999974 0277204 O22 A-A-59 177 4. REGULATORY REQUIREMENTS 4.1 Recovered materials. The offeror/contractor is encouraged to use recovered materials to the maximum extent practicable, in accordance with paragraph 23.403 of the Federal Acquisition Regulation (FAR). 4.2 Environmental pr
12、otection. The item shall meet all applicable Environmental Protection Agency (EPA) restrictions in effect on the date of the contract. These regulations apply to the emission of materials hazardous to the environment or the users health and shall be adhered to during the mandacturing, service, trans
13、portation, storage, and operatioduse of the item. 5. QUALITY ASSURANCE PROVISIONS 5.1 Product conformance. The products provided shall meet the salient characteristics of this commercial item description; conform to the manufacturers own drawings, specifications, standards, and quality assurance pra
14、ctices; and be the same product offered for sale in the commercial market. The Government reserves the right to require proof of such conformance. 6. PACKAGING. Preservation, packing, and marking shall be as specified (7.2(c). 7. NOTES 7.1 Sources of documents. 7.1.1 Government documents. Copies of
15、Federal documents may be obtained from the Superintendent of Documents, U.S. Government Printing Office, Washington DC 20402. 7.1.2 Non-government documents. The following ASTM standards are available from ASTM, Inc., 1 O0 Barr Harbor Drive, West Conshohocken, PA 19428-2959. ASTM C 24 Standard Test
16、Methods for Pyrometric Cone Equivalent (PCE) of Fireclay and High Alumina Refractory Materials ASTM C 92 Standard Test Methods for Sieve Analysis and Water Content of Refractory Materials ASTM C 1 13 Standard Test Method for Reheat Change of Refractory Brick ASTM C 198 Standard Test Method for Cold
17、Bonding Strength of Refractory Mortar ASTM C 199 Standard Test Method for Pier Test for Refractory Mortars Licensed by Information Handling ServicesA-A-59177 = 999997i1 0177205 T59 A-A-59 177 7.2 Ordering data. Acquisition documents must speciQ the following: a. Title, number, and date of this docum
18、ent. b. Type and class of refractory mortar required (see 2). c. Preservation, packing, and marking (see 6). 7.3 Part identification number (PIN) . The following part identification numbering procedure is for government purposes and does not constitute a requirement for the contractor. A-A-59 177-A-
19、3 Class: 1 - Super duty 2 - High duty 3 - Medium duty Type: A - Type I - Wet air-setting mortar B - Type II - Dry air-setting mortar C - Type III - Heat-setting mortar CIDnumber MILITARY INTERESTS: Custodians Navy - SH Air Force - 99 PREPARING ACTIVITY: DLA - GS (Project 93 50-0006) Reviewers Navy - MC, OS 4 Licensed by Information Handling Services
