1、MIL-B-36008C 73 7777706 0336875 7 W MIL -B- 16 O O 8 C 20 September 1965 SUPERSEDING MIL -1-1600 8B 30 November 1960 (See 6.2) MILITARY SPECIFICATION BRICK, INSULATING, HIGH TEMPERATURE, FIRE CLAY Tfis specification is mandatory for use by all Depart- ments and Agencies of the Department of Defense.
2、 1. SCOPE 1.1 Tiiis specification covers ons type of. thermal insulating brick for use as back-up insulation for refractory furnace linings of boiler furnaces 2. APPLICABLE DCUMMENTS 2.1 The following documents of the issue in effect on date of invitation for bids or request for pro;?osal, form 8 pa
3、rt of this specification to the extent specified herein: SPECIFICATIONS FEDERAL PPP-B-60 1 - Bmes? Wood, Cleated-Eywood. PPP-B-fi21 - Boxes, Wood, Nailed and Lock-Corner. PPI?-B-635 - Box, Fiberboard. QQ-S-781 - Steel Strap2ing, Flat. MILTTAW MIL-L-10547 - Liners, Case, and Sheet, Overwrap; Vaporpro
4、of or Waterproof, Flexible. 1 I FSC 9350 . P Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-LbOOBC 73 W 7777706 OLLb896 7 W I MIL-B-16008C STANDARDS MILITARY MIL-STD-105 - Sampling Procedures and Tables for MIL-STD-129 - Marking for Shipment a
5、nd Storage. Inspection by Attributes. (Copies of specifications, standards, drawings, and publications required by suppliers in connection with specific provuremmt functions should be obtained from the procuring activity or as directed by the contracting officer. ) 2.2 Other publications. - The foll
6、owing documents form a part of this specification to the extnTspecified herein. Unless otherwise indicated, the issue in effect on date of invitation for bids or request for proposal, shall apply. UNIFORM CLASSIFICATION COMAMITTE E Uniform Freight Classification Rules. (Application for copies should
7、 be addressed to the Official Classifi- cation Committee, 1 Park A-enue at 33rd Street, New York, N. Y. 10016.) AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) C93 - Crushing Strength and Modulus of Rupture of Insulating Fire Brick at Room Temperature. C210 - Reheat Change of Insulating Fire Brick
8、, Standard Method of Test For. (2437- Size and Bulk Density of Insulating Fire Brick (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Eliladelphia, Pa. 19103,) (Technical society and technical association specifications and 3p the inspe
9、ctions set orth jn the specifica3ou where such inspections are deemed necessary to assure supplies aid services conform to prescribed requirements. 4.2 Sampiing for uuality conformance inspection, - Sampling for quality conformaance inspection shall be performed in accordance with MIL-STD-105, excep
10、t as otherwise specified herein. For purposes of sampling, an inspection lot for examination and tests shall consist of all material of the same size and shape offered for delivery at one time. 4.2.1 Inspection of the end item. - 4.2.1.1 Examination of the end item. - Examination of the end item sha
11、ll be made in accordance with 4.2.1.1.1 through 4.2.1.1.4. The lot size, for purpose of determining the sample size in accordance with MIL-STD-105, shall be in units of bricks (see 4.2.1.1.1 and 4.2.1.1.2) and in units of shipping containers (see 4.2.1.1.3). 4.2.1.1.1 Examination of the end item for
12、 defects in appearance and workmanship. - The sample mit for the following examination shall be one brick: - 1 If _/- -. li - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-1600 8 C Examine Defect Appearance and workmanship Material not as spe
13、cified. Not free from cracks, laminations, segregations, and void surface defects. Corners or edges chipped or crumSled affecting serviceability . Shape of brick not as required. 4.2.1.1.2 Examination of the end item for defects in dimensions. - . The sample unit for the following examination shall
14、be one brick: Examine Defect Standard brick Specified dimension 2 inches or greater varies by more than plus or minus 1/16 inch from specified. Specified dimcmsion less than 2 inches varies by more than plus or minus 1/32 inch from dimension specified. Special shape brick Length, width, or thickness
15、 varies by more than plus or minus 1/16 inch from size specified. 4.2.1.1.3 Examination of preparation for delivery. - An examination shall be made to determine that the packing and markings complv with the requirements of Section 5 of this specification. The sample such as, incomplete closures of c
16、ase liners, container flaps, loose or inadequate strappings, bulged or distorted containers. Number of bricks per container less than specified or indicated quantity. Weight Gross or net weight exceeds specified requirements, . Markings Omitted, illegible, incorrect, incomplete, or not as specified
17、(see 5.2). 4.2.1.1.4 Inspection levels and acceptable quality levels (AQLs) for examination. - The inspection levels for determining the samgle size, and the acceptable quality levels (AQLs) expressed in defects per 100 units, shall be as follows: Examina ti on paragraph Inspection level Acceptable
18、quality level 4.2.1.1.1 4.2.1.1.2 4.2.1.1.3 s-4 s-3 s-2 2.5 2.5 4. o 4.2.2 Testing of the end item, - The end item shall be tested for the applicable characteristics as shown in table I from each lot presented for examination for each size and shape of brick. The sample unit shall be one brick The s
19、ample size shal be as shown in table I. There shall be no evidence of failure to meet the applicable unit or average require- ments shown in table I. L- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-1G008C 3.4 3.5 Table 1 - Instructions for t
20、esting. 4.3.1 4.3.2 Charac- teris tic 3. G Density 4.3.3 Modulus Of rupture Reheat change 1 Sp ec ificatioii reference Requirements applica Indivi d - ual unit e to Loi average X X X Nunder Dcter- ninations ?er uiiit Results res Pass Fail o 1 rted as Numeric ally to nearest 2 o, 1 lb/cu. ft, p. s. i
21、 O. 1 percent Sample size 10 10 3 Test reports shall include all values on which average results are based. 4.3 Test procedures. - 4.3.1 Dimensions and bulk density. - Dimensions and bulk density shall be determined in accordance with the method specified in ASTM c437, except that the sample size fo
22、r examination of dimensions shall be goyerned by 4.2.1.1.4. 4.3.2 Modulus of rupture. - The modulus of i-upture shall be determined in accordaiice with the method specified in ASTM C93. 4.3.3 Reheat change. - The reheat change shall be determined in accordance with ASTM C2 10, except that the test s
23、pecimens shall be maintained at a temperature of 2450F for 24 hours. G _ - - . - .- -. o Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-1600C 43 W 7977406 OLL6701 7 W MIL-B- 1600 8 C 5, PREPARATION FOR DELIVERY I 5.1 Packhg, - 5.1,1 Level A, -
24、 Not more than 25 straight 9 by 4-1/4 by 2-1/2 inch bricks or equivalent number of split bricks or special shapes shall be packed in snug fitting wood-cleated plywood, nailed wood or fiberboard boxes conforming to EgP-B-60 1 (overseas type), PPP-B-621 (class 2) or PPP-B-636 (class w eather-resistant
25、) , respectively. Shipping containers shall have case lizers conforming to MIL-L-10547. Case liners shall be closed and sealed in accordance with the appendix to MIL-L-10547. Case liners for fiberboard boxes conforming to PPP-B-636 may be omitted provided the boxes are waterproof sealed with tape in
26、 accordance with the box specification and the appendix thereto. Void spaces shall be completely filled with cushioning material to prohibit movemmt of bricks within the container. Boxes shall be closed and strapped in accordance with the applicable box specification or appendix thereto. 5.1.2 Level
27、 B. - Not more than 25 straight 9 by 4-1/2 by 2-1/2 inch bricks or equivalent number of split bricks or special shapes shall be packed in suitable style corrugated or solid fiberboard boxes conforming to the special requirements of PPP-B-636. Boxes having a minimum mullen test of 200 pounds conformi
28、ng to PPP-B-636 may be used where the gross weight per carton does not exceed 88 pounds. The boxes shall be strapped with one girthwise and one lengthwise tension tied steel band of a minimum 1/8 .by O. 015 inch flat steel strapping conforming to QQ-S-781. Void spaces movement within, ithin the cont
29、ainers shall be filled with cushioning material to prohibit 5.1.3 Level C. - The bricks shall be packed in a manner to insure carrier acceptance and safe delivery to destination at the lowest appli- cable rate. Containers shall comply with the Uniform Freight Classification Rules or other carrier re
30、gulations applicable to the mode of transportation. 5.2 Marking. - In addition to any special marking required by the contract or order, shipping containers shall be marked in accordance with MIL-STD-129 and as follows: IISTORE IN DRY PLACE“. Provided by IHSNot for ResaleNo reproduction or networkin
31、g permitted without license from IHS-,-,-MIL-B-LbC 73 7777706 OLlb702 O W MIL-B-1600SC -6. NOTES 6, 1 Ordering data. - Procurement documents should speciiy tlie following: (a) Title, number, and date of tliis specification. (b) Dimensions required (see 3.2). (c) Applicable level of packing required
32、(see 5.1). 6.2 CHANGES FROM PREVIOUS ISSUE. THE EXTENT OF CHANGES (DELETIONS, ADDITIONS, ETC.) PRECLUDE THE ANNOTATION OF THE INDIVIDUAL CHANGES FROM TH: . PREVIOUS ISSUE OF THE DOCUMENT. Custodians : Navy - SH Air Force - 69 Review activities : Navy - SH, YD Air Force - 69 User activities: Army - MO Preparing activity: Nty - SH (Project 9350 -0038) .c I; . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
