ARMY MIL-P-52160-1961 PLYWOOD (FOR MISSILE USE)《(导弹用)胶合板》.pdf

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1、WIGIS-521 bo(kd) 2 Febrnarv 1961 S-DIG Garde A - (Irade A q be eithox dcur 1 or daaa 2 ply- wood catihing no gap in arorr-lamination for ea by aae B - Grade B may be either class 1 or claes 2 plywod con- taining not Hore than one 1/1 Flat Panel 3.1 Premuc tion aawle .- Wen specifie (see 6.1) before

2、preprodactiomn i8 caiaendai, the contractor ahall submit a preprodaction suple of a spmi- fid eise (see 6.1) for approva to a doatination designated by the proart%- ing activity. 3.2 Materials.- The plywood shall meet all the requiremonte of Speuifica- tion NbP-530 or MIL-P-18066, aa specified in th

3、e invitation for bids, con- tract or order and shall h addition neet all the requirements of this speeh fication (see 6.2). 3.3 Voids.- Voids that are caused by the dislocation or reinoval of knots and that are located within the edge of any surface or core ply, shall not ex- ceed a diameter-of 1/2

4、inch. 3.4 -6 ion seara tia.- There shaal be no visible lamination separation in the bond apt- between any of the plies. 3.5 Surface sand either dace fac suit of any reqoired sanding. (aDDicabe to tn 11. d. ass 11.- The thickness of y shall not be rsdpce by more than 20 percent as a re- 0- Provided b

5、y IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-P-52Lb0 55 7779706 02LL154 5 t / . - MIL-P-52160 (M) 3.6 F3atnesq.- In matefiai for which the promring aativity irdiate8 that flatness i8 of prime importance, the oldfiu out-of-flatne88 8hd.l be not more tha

6、n 1.8 percent of 90 degrees (or 0.9 degreea). TUE 1 m- cent shall indicate the total angle of surface dsria%ion from a mean line determined by 2 points on the arrrfaee of the shook to the wes% point of out-of-flatness. For purposes of this determination the two pohts of the mean line ahall be not fa

7、rther apart than 1 ineh leas than sheet width, nor cloaar together than 1 foot. 3.7 Thiukneas toleranc .- The thickness of the plood shill be within plu 3/1/la inch of the nomina thiakness specified in the contract or order. 3.8 Bemire.- Repaire shall be limitel to a minimm crore-sectional width of

8、not leas than 3/8 ineh. 3.9 Kno tholes.- There shall be no unrepaired knotholes concealed within any of the core plies. 3.10 orkmanshi.- Workmanship shall be a8 specified in the applicable de= tail specification except that the quaity of workmanehip L lota shrrl conaist of inspection to detemmino co

9、nformance fo aU tho r-ts of thia sp?iiiclrtlorr. -4.4 -*i 0g 4.4.1 V-.- Iarrpeotioa shdi be perforned.on 100 percent of the lot, The matarid ahall be visually ded on U surfaces (includhg both to the rwenta of 3.2, 3.3, 3.4, 3.5, 3.6, 3.7, 3.8 and 3.10. control systaa requirememts, evaluation of the

10、contractors quality control system and work sheets ahrll be provided by the procuring activity (see 6,3). .f;aied specrificatioir rsquira (ses 3.2), (f) Uhethe? Baterial shall meet flatness requirsaents of 3.6. (g) yhether aditid quality control documenta are required (ses 4.4.2), 4 - _. _. /- Provi

11、ded by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-P-5pZLb0 55 U 9999906 0ZL45b 9 6.2 The plywood covered by this specification is a quality product which . cannot be consistently manufactured with a high degree of acceptabilityby the above classificati

12、ons can be screened from production within the present art levels of the plywood manufacturing industry. quality control procedures will be as specified in the military documents as follows: : current mill practice; however, reasonable quantities of material meeting i 6.3 Quality control.- When requ

13、ired by the procuring activity (see 6.1) _. Specification MILQ-9858 Quality Control System Requirements. Standard MILSTD-64.3(rd) Evaluation of Contractor Quality Control System. -. L 6.3.1 Work sheets.- When required, O0 Form 1559 “Ordnance Corps Work Sheet for Attributes inspection“ will be provid

14、ed by the procuring activity. Notice: When Government drawings, specifications, or other data are used for any purpose other than in connection with a definitely related Government procurement operation, the United States Government thereby incurs no respon- sibility nor any obligation whatsoever; a

15、nd the facf that the Government may have formulated, furnished, or in any way supplied the said drawings, specifica- tions or other data is not to be regarded by implication or otherwise as in any manner licensing the holder or any cther person or corporation, or conveying any rights or permission to manufacture, use or sell any patented invention that may in any way be related thereto. Custodian: Army-Ord Preparing activity: Brmy-Ckd e.- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-