GSA GGG-B-440B-1964 BLADE CIRCULAR SAW WOODCUTTING《伐木圆锯刀片的标准规格》.pdf

1、GGG-B-4408 32 7777774 0025325 4 W GGGB-440b i September 25, 1961 SUPERSEDING Jane 20, 1958 I Fed. Spec GGG-B-440. . FEDERAL SPECIFICATION BLADE, CIRCULAR SAW, WOODCUTTING iec, General SefvioG8 Adminutration, fot the we of au Fodrtal a# Pressure Sensitive Adhesive, Waterproof-For Pack- aging and Seal

2、ing. PPP-T-i over 10-inch diameter, plus or minus 6 percent. Number of teeth : Lateral runout: Plus or minus 10 percent. Lateral or transverse runout as meas- ured just insido the tooth gullet line shall not exceed 0,0004-inch per inch of blade diameter-static measure- ment total indicating reading

3、(T.I.R.). Peripheral runout as measured at the tips of the cutting teeth shall not ex- ceed 0.0006 inch per inch of blade di- ameter-static measurement T.I.R. 3.7 Identification marking. Each blade shall be permanently marked with the man- ufacturers name or with a trademark of such known character

4、that the source of manufacture mar-be, read evidence of cracks, segregations, seams, ham- mer marks, or high spots; blade warped. Blade thickness not uniform within the specified tolerance (flat ground blades only). Blade thickness at rim, thinnest circle, or collar not uniform within the specified

5、tolerance (hollow ground blades only). 106 107 Minor: 201 202 203 204 - 205 .specified tolerance. Teeth not the required style. Teeth not spring set and bevel filed as required; evidence of nicks, fins, or burrs. Blade thickness not within the speci- fied tolerance (flat ground bladea only), Blade t

6、hickness at rim, thinnest circle, or collar not wit-hin the speci- fied tolerance (hollow ground blades only). Rim diameter not within the specified tolerance. Number of teeth not within the speci- fied tolerance. Marking, manufacturers name or trademark missing, illegible, or not permanent. 4.3.1 C

7、racks and imperfections. Each of the sample blades shall be examined to de- termine full compliance with 3.1. Any indica- tion of flaws, cracks, or imperfections shall be grounds for rejection. Examination shall be performed by a process subject to the ap- proval of the bureau or activity concerned.

8、 Unless otherwise specified (see 6.2), exami- nation shall be performed in accordance with MIEI-6868. 4.4 Hardness test. Each of the sample blades selected in accordance with 4.2.3 shall be subjected to a Rockwell hardness test to determine compliance with 3.3. If any blade in the sample fails this

9、test, this shall be cause for rejection of the lot represented by the sample. 4.4.1 Possible test failures. Possible test failures are defined as follows: (a) Hardness. (1) Hardness of blade not within the specified values on the Rockwell C scale. 4.5 Examination of preparation for deliv- ery. The p

10、reservation, packaging, packing, and marking shall be examined to determine compliance with the requirements of section 5 of this specification. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GGG-B-440B 32 7777779 0025332 L mGGGB-440b 5. PREPARATI

11、ON FOR DELIVERY (For civil agencies, Fed. Std. No. 102 should be referred to for definitions and applications of the various levels of pack- aging protection for scpplies and equipment.) 5.1 Preservation and packaging. Preserva- tion and packaging shall be level A, B, or C, as specified (see 6.2). 5

12、.1.1 Level A. Except for chrome-plated blades, cleaning preservation, and pack- aging of all blades shall be in accordance with MIL-P-116, as applicable. Blades with chrome plating completely covering all sur- faces, and applied after sharpening of teeth, need not be coated with grease. Lacquered bl

13、ades shall not be cleaned. 5.1.1.1 Blades weighing less than 10 pounds. Unless otherwise specified in the contract or order (see 6.2), blades weighing less than 10 pounds shall be completely coat- ed with type P-1 preservative and individu- ally wrapped with greaseproof barrier-mate- rial conforming

14、 to type II, grade A, class 1 of MIL-B-121, and secured in place with pressure-sensitive tape conforming to type II, class 1 of PPP-T-60. The wrapped blades shall be individually packaged or, when spec- ified (see 6.2), packaged together in quan- tities not to exceed 6 blades in snug-fitting fiberbo

15、ard boxes conforming to PPP-B-636. Cellulosic cushioning material conforming to type III, class C of PPP-C-843 shall be pro- vided to prevent damage to the saw blade teeth and to the boxes. Boxes conforming to PPP-B-636 shall be closed and sealed in conformance with the appendix to the box specifica

16、tion, and, in addition, all joints and seams, including those occurring in the man- ufacture of the boxes, shall be covered with minimum 2-inch-wide pressure sensitive tape conforming to PPP-T-76, extended over all corners and edges at least 3 inches. Boxes conforming to PPP-B-636 shall be closed an

17、d sealed in accordance .with the appendix thereto. 5.1.1.1.1 Alternate methods. 5.1.1.1.1.1 When specified (see 6.2), the cleaned blades shall be dipped in a thin film of preservative oil and covered on both sides with a sheet of vapor-phase inhibitor paper in accordance with MIL-P-3420. Blades shal

18、l be separated with a layer of corrugated fiberboard to provide cushioning and protection and shall be unit protected by a suitable submethod IA in accordance with MIL-P-116. 5.1.1.1.1.2 When specified (see 6.2), blades after cleaning shall be unit protected by method IB-1 in accordance with MIL-P-

19、116. 5.1.1.2 Blades weighing 10 pounds and over. Blades weighing 10 pounds and over shall be completely coated with type P-1 preservative and individually wrapped with greaseproof barrier-material conforming to type II, grade A, class 1 of MIL-B-121, se- cured in place with pressure-sensitive tape c

20、onforming to type III, class 1 of PPP-T-60. The wrapped blade shall be secured by bolt- ing through the arbor hole to a single piece of 1/4-inch-thick plywood extending beyond the perimeter of the wrapped blade 1/4 inch. Each blade shall Ge packaged in snug-fitting fiberboard box conforming to PPP-B

21、-636, compliance symbol as applicable. Cellulosic cushioning material conforming to type III, class C of PPP-C-843 shall be provided with- in the boxes. The boxes shall be closed and sealed in conformance with the appendix to the box specification, and, in addition, dl joints and seams, including th

22、ose occurring in the manufacture of the boxes, shall be covered with minimum 2-inch-wide pressure- sensitive tape conforming to PPP-T-76, es- tended over all corners and edges at least 3 inches. 5.1.2 Level B. The blades shall be pre- served and packaged as specified in 5.1.1 ex- cept the boxes shal

23、l be class (domestic), style OPF conforming to PPP-B-636 and wa- terproof sealing with tape shall not be re- quired. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GGG-B-440B 32 7977774 0025333 3 GGGB-440b 5.1.3 Level C. Preservation and packaging o

24、f the blades shall be in accordance with the manufacturers commercial practice. Pack- aged quantities shall be as specified (see 6.2). 5.2 Packing. Packing shall be level A, B, or C, as specified (see 6.2). 5.2.1 Level A. Blades, preserved and packaged in accordance with level A or C, as specified (

25、see 6.2), shall be packed in overseas type, cleated plywood or nailed wood boxes conforming to PPP-B-601 (class 2), or PPP-B-621. Wood-type shipping con- tainers, other than those containing unit IA packages or unit containers conforming to PPP-B-636, shall be provided with a sealed waterproof case

26、liner conforming to MIEL 10547. The gross weight of wood and wood- type shipping containers shall not exceed 200 pounds. 5.2.2 Level B. Blades, preserved and pack- aged in accordance with level A or C as specified (see 6.2), shall be packed in do- mestic type wood-cleated fiberboard, wood- cleated p

27、lywood, nailed wood, wirebound wood boxes or overseas type corrugated or solid fiberboard boxes conforming to PPP- B-591, PPP-B-601, PPP-B-621, PPP-B-585, or PPP-B-636 (class 2), respectively. The gross weight of wood boxes and wood-cleated fiberboard boxes shall not exceed approxi- mately 200 pound

28、s; the gross weight of fi- berbowrd boxes shall not exceed the weight limitations of the applicable specification. 5.2.3 Level C. Blades, preserved and pack- aged in accordance with level A or C, as specified (see 6.2), shall be packed in a man- ner to insure carrier acceptance and safe de livery at

29、 destination. 5.3 Marking. 5.3.1 Militury agencies. In addition to any special marking required by the contract or order (see 6.2), marking for -shipment shall be in accordance with WTD-129. r. .- - In addition to any special marking Specified in the contract or order (see 6.2), marking for shipment

30、 shall be in accordance with Fed. Std. No. 123. 5.3.2 Civil agencies. 6. NOTES 6.1 intended use. This specification cov- ers circular saw blades for portable bench- mounted and floor-mounted woodcutting ma- chines, and motor-driven portable tools. 6.2 Ordering data Purchasers should ex- ercise any d

31、esired options offered herein and procurement documents should specify the following: (u) Title, number, and date of this speci- (b) Type and class required (see 1.2). (c) Diameter of arbor hole required (see 3.5). If other than round, furnish detailed requirements. (d) Angular velocity for tensioni

32、ng, if other than 10,000 s.f.m. (see 3.9). (e) Diameter, thickness, and number of teeth or teeth sections required (see applicable table). (f) Style of teeth required for type I, class 1, 30 inches and larger in di- ameter; and type III, class 1 (see 3.10.1 and 3.12.1). (g) When ,blades of the types

33、 and class- es included herein are required in sizes or number of teeth not listed in the applicable tables, exceptions should be specified. (h) The number of each thickness of fill- er blade required in dado head (see 3.13). (i) Whether examination for cracks and imperfections shall be performed ot

34、her than in accordance with MIE 1-6868 (see 4.3.1). (i) Whether preservation and packaging should be level A, B, or C, and whether packing should be levei A, B, or C, (see 5.1 and 5.2). (%) Quanti per package (see 5.1.1.1 and 81.3). f ication. Provided by IHSNot for ResaleNo reproduction or networki

35、ng permitted without license from IHS-,-,-GGG-B-440B 32 = 7777774 0025334 5 T- GGGB-440b (I) When vapor-phase inhibitor shall be used (see 5.1.1.1.1.1). (m) When blades shall be unit protected in accordance with method IB-1 of MILP-116 (see 5.1.1.1.1.2). (n) Chrome plated blades, if required (see 3.

36、8). (o) Special marking, if required (see 5.3). 6.3 Transportain :des:Gption. Transpor- tation des&hiori an3 minimum weights ap- plicaW36 tliis commodity are: Rail : I Circular saw blades. Carload minimum weight 30,000 pounds. Motor : Circular saw blades. Truckload minimum weight 30,000 pounds, subj

37、ect to Rule 115, Na- tional Motor Freight Classification. MILITARY CUSTODIANS: Army-MO Navy-Ships Air Force-WRA Preparing activity: Navy-Ships dr U. GOVERNMENT PRINTING OCFtCL: 1-7S40/ll7 %. Copies of this specification may be purchased for 10 cents each. 10 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-