1、9999974 0348407 88b 22-T-4 1OF Januarv 1, 1991 L 4 SUPERSDIG 22-T-41OE June 24,1984 FEDERAL SPECIFICATION TIRE, PNEUMATIC, INDUSTRIAL This specification was approved by the General Services Administration for the use of all Federal agencies. 1.1 SCOPE. pneumatic tires, both tube and tubeless type fo
2、r industrial, underground mining and skid steer vehicles. This specification covers new and retreaded 1.2 CLASSIFICATION 1.2.1 STYLES, GROUPS, TYPES AND CLASSES. Tires shall be of the following Styles, groups, types and classes. Style X - New Style Y - Retreaded Group 1 - Industrial and Underground
3、Mining Tires Group 2 - Skid Steer Tires Type BA - Bias, tubeless Type RA - Radial, tubeless Type BB - Bias, tube-type Type RB - Radial, tube-type Class 1 - Shallow Tread Class 2 - Regular Tread Class 3 - Deep Tread Class 4 - Extra Deep Tread Class 5 - Three-part Size Designation Tires 1.2.2 SIZES AN
4、D LOAD DESIGNATION. Tires shall be of the sizes and load designations listed in publications of the recognized standardizing bodies listed in 2.2. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-9999974 0348408 712 ZZ-T-4 1OF 2. APPLICABLE DOCUMENTS.
5、 2.1 SPECIFICATIONS AND STANDARDS. The following documents, of the issues in effect on date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein. FEDERAL SPECIFICATION. ZZ-1-550 - Inner Tube, Pneumatic Tire 22-1-441 - Tire, Pneumatic: Retre
6、aded and Repaired .- FEDERAL QUALIFIED PRODUCTS LIST: QPL-ZZ-T-410 - Tire, Pneumatic, Industrial FEDERAL STANDARDS: Fed. Std. No. 123 - Marking For Shipment (Civil Agencies). (Activities outside the Federal Government may obtain copies of Federal Specifications, Standards, and Handbooks as outlined
7、under General Information in the Index of Federal Specifications and Standards at the prices indicated in the Index. supplements as issued, is for sale on a subscription basis by the Superintendent of Documents, U.S. Government Printing Office, Washington, D.C. 20402.) (Single copies of this Specifi
8、cation and other Federal Specifications required by activities outside the Federal Government for bidding purposes are available without charge from General Services Administration Business Service Centers in Boston, MA ; New York, N.Y.; Philadelphia, FA.; Washington, D.C.; Atlanta, GA.; Chicago, IL
9、.; Kansas City, MO; Fort Worth, TX.; Houston, TX.; Denver, CO.; San Francisco, CA.; Los Angeles, CA.; and Seattle, WA.) (Federal Government activities may obtain copies of Federal Specifications, Standards, Handbooks, and the Index of Federal Specifications and Standards from established distributio
10、n points in their agencies.) The Index which includes cumulative monthly 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-9799974 0148409 659 W 22-T-410F MILITARY SPECIFICATIONS: MIL-T-4: Tire, Pneumatic, and Inner Tube, Pneumatic Tire; Tire with Fl
11、ap; Packaging and Packing Of. MIL-T-12459: Tire, Pneumatic: for Military Ground Vehicles. MILITARY STANDARDS: MIL-STD-105: Sampling Procedures and Tables for Inspection by Attributes. MIL-STD-129: -Marking for Shipment and Storage. MIL-STD-1224: Visual Inspection Guide for Pneumatic Tires (Nonaircra
12、ft). MIL-STD-45662: Calibration of Systems Requirements (Copies of Military Specifications and Standards required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) 2.2 OTHER PUBLICATIONS. this spe
13、cification to the extent specified herein. Unless a specific isccue is identified, the issue in effect on date of invitation for bids or request for proposal shall apply. The following documents form a part of ASTM: D412-Standard Test Methods For Rubber Properties In Tension. The Tire and Rim Associ
14、ation, Inc. Yearbook. (Application for copies should be addressed to The Tire and Rim Association, Inc., Crown Pointe, 175 Montrose W. Ave. #150, Copley, OH 44321. Telephone 216-666-8121. THE EUROPEAN TIRE AND RIM TECHNICAL ORGANIZATION YEARBOOK: (Copies may be obtained from the European TIRE E, Rim
15、 Technical Oraanization, the General Secretary, ETRTO, Avenue Brugmann 32, Boite 2, B-160, Brussels, Belgium). THE JAPAN AUTOMOBILE TIRE MANUFACTURERS ASSOCIATION, INC.: (Copies may be obtained from the Japan Automobile Tire Manufacturers, Inc., 9th Floor, Toranomon Bld., No. 1-12, 1- Chome Toranomo
16、n, Mina To-Ku, Tokyo, Japan. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-S 9999974 OL484LO 370 W 22-T-4 1 OF 3. REQUIREMENTS. 3.1 QUALIFICATION. shall be tires which have been qualified and listed on, or approved in writing by the qualifying ac
17、tivity for listing on the applicable Federal Qualified Products List. shall be previously qualified casings under QPL-22-T-410 to which tread rubber has been affixed. Qualification and listing of tires on the Qualified Products List does not guarantee the acceptance of the tires in any future procur
18、ement nor constitute waiver of the requirements of the specification. The cost for performing qualifications or REQUALIFICATIONS tests shall be wholly borne by the applicant. Tires, tubes, and flaps shall be supplied for testing at no cost to the Government. Tire8 furnished under this specification
19、Retreaded tires ? For Style X Tires, qualification will be extended to other tires which are of equal or higher quality level as certified by the manufacturer and provided they have the same construction and materials. For Style Y Tires, qualification of a particular retreaders process which the ret
20、readers quality is clearly established will be extended to other tire models retreaded by the same process, having equal or better compound as certified by the retreader. For both style tires, qualification may be extended to a tube- type tire brand or model, provided it is of equivalent constructio
21、n (design and materials), with the exception of the bead, to the tubeless model qualified. Using this same provision, the tube-type shall also qualify the tubeless model or brand. For Style X Tires. Qualification may be extended to other manufacturers production points providing the standards and me
22、thods of quality control are equivalent at each point of manufacture. The brand or model must be of equivalent compounds and construction from both locations. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-= 9999974 OL484LL 207 ZZ-T-4 1OF For Styl
23、e Y, qualification may be extended to other retreading facilities for a particular manufacturers process provided the manufacturer certifies that the process and quality control procedures are identical at the additional facilities. For Style X tires, prospective contractors shall submit a list of t
24、heir tire sizes, brands/models, group, type, and class (see 1.2.1) and fabric materials of the body plies and belts or breakers of each group the manufacturer intends to furnish under this specification. For Style Y tires, prospective contractors shall submit a list of their retreading processes, as
25、 defined in Section 3.4 of Federal Specification ZZ-T-441H, tires sizes, models, group, type, and class (see 1.2.1) of each group the manufacturer intends to furnish under this specification. The Government representative shall inform the respective contractors which tire sizes have been selected fo
26、r the tests. The contractors shall arrange to supply test tire sizes selected they propose to qualify to the Federal Qualified Products List. The tire samples shall be selected by a Government representative from the manufacturers production line, after passing their final finish inspection or when
27、tires to be selected are stored in a warehouse, the tire sample shall be selected, at random, from a batch of not less than 10 tires for Style X and 10 for Style Y. All tires selected for qualification tests shall be permanently identified by a tamperproof seal. When the sample tires are selected fr
28、om the manufacturers production line, the Government representative shall select the tire samples needed from a normal production run. shall not represent special run tires. Special run tires are those tires which are given extra attention other than that given to normal production tires by the manu
29、facturers quality control procedures. manufacturer to certify in writing that the tires selected are not special run tires. 3.1.1 RETESTS. In the event of failure to pass the laboratory tests required in paragraph 4.3.1, the manufacturer shall be allowed a maximum of one retest. Retest tires shall b
30、e selected at the same time as the initial test tires. rejection criteria is shown in Table II. These tires The Government representative shall require the The acceptance and Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-9999974 014B412 143 22-T-4
31、1OF 3.1.2 REQUALIFICATION. model/retreadina process of tire has been qualified, it shall Once a tire manufacturers particular remain aualifiea and be listed on the QPL for a period of 10 4 years. At the end of the appropriate time perioa, the manufacturer must requalify the original tire model/retre
32、ading process which was susmittea for qualification or any other tire model for Style X to which qualification was extended based on the qualification of the original model. For Style Y, the retreader must recertify additional retreading facilities as specified in 3.1, paragraph 6, The government sh
33、all require a supplier listed on the Qualified Products List to show cause why his tires/retreading process should remain on the Qualified Products List if he has modified his product or processing sufficiently that the validity of the previous qualification is questionable, or when deemed that the
34、quality of the product is not being maintained. determined that the product delivered does not meet the specification or that the product delivered differs from that originally qualified, the government shall give that manufacturer thirty days notice of the intent to remove the product from the qual
35、ified products thereof. If the manufacturer does not make satisfactory response within thirty days, the product shall be removed from the qualified products list. When a tire model or retreading process is determined to be hazardous in use, the government shall immediately notify the manufacturer an
36、d the tire model or retreading process shall be removed from the qualified products list. The tire model or retreading process shall not be reinstated until the manufacturer satisfies the goverment that the hazardous condition has been corrected. When it is 3.1.2.1 REQUALIFICATION LABORATORY TESTS.
37、Requalification laboratory test shall be conducted in accordance with paragraph 4.3. 3.2 MATERIALS, 3.2.1 REGULATORY REQUIREMENTS. In accordance with the section 23.403 of the Federal Acquisition Regulations, the Governments policy is to acquire items composed of the highest percentage of recovered
38、materials practicable, consistent with maintaining a satisfactory level of competition without adversely affecting performance requirements or exposing suppliers employees to undue hazards from the recovered materials. , 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without
39、license from IHS-,-,-II 9999934 0348433 OBT ZZ-T-4 1 OF 3.2.2. Compound. The basic compound used in the tire construction shall be of natural rubber, synthetic rubber, or a combination thereof. 3.3 Flaps. When specified (see 5.2), a flap of the correct size shall be furnished in each tire. Reclaimed
40、 rubber may be used in basic compounds. 3-4 PERFORMANCE. . 3.4.1 Breakinq energy. When tested in accordance with 4.3.2 the minimum breaking energy shall be as specified in Table I. TABLE I MINIMUM PLUNGER ENERGY VALUES IN INCH POUNDS ALL 4 “RIM DIAM, 5“ RIM DIAM ALL OTHER INDUSTRIAL AND ALL 6“ RIM D
41、IAM. WITH TIRES NOMINAL CROSS SECTION OF 4.10 AND LESS PLY RATING USE 1/2 INCH PLUNGER 2 150 4 300 6 450 8 10 12 14 16 18 20 22 24 USE 3/4 INCH PLUNGER 600 1200 1800 2400 3000 3600 4200 4800 5400 6000 6600 7200 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license fr
42、om IHS-,-,-ZZ-T-41OF 3.4.2. TEMPERATURE ABILITY. All tires supplied shall have an inherent capability of both storage and acceptable performance in ambient air temperature ranging from plus 120 degrees F (49 degrees C) to minus 40 degrees F (-40 C). 3.4.3 PHYSICAL REQUIREMENTS. -. 3.4.3.1 TENSILE ST
43、RENGTH. The tensile strength of tire tread compounds shall be not less than 1,700 pounds per square inch (psi), and for sidewall compounds not less than 900 psi. 3.4.3.2 ULTIMATE ELONGATION. The ultimate elongation of treads shall be not less than 400 percent, and for sidewall compounds not less tha
44、n 300 percent. 3.4.4 ENDURANCE. After completion of test, tires shall show no evidence of broken cords, chunking, or separation of tread chunking, or separation of tread, ply, cord, or bead. Cracking in the tread or sidewall sufficient to expose the fabric shall be cause for rejection. 3.5 DIMENSION
45、S 3.5.1 TIRE OVERAT-IL WIDTH AND DIAMETER. When tested in accordance with 4.3.1.1.2 and 4.3.1.1.3, tire overall diameter and overall width shall meet the requirements of the appropriate standardizing body. 3.5.2 SKID DEPTH. When tested in accordance with 4.3.1.1.4, skid depth shall meet the requirem
46、ents as shown in Table II. TABLE II MINIMUM SKID DEPTH 7 INCH RIM DIAMETER AND SMALLER SECTION SHALLOW REGULAR DEEP EXTRA WIDTH DEEP 2.80 (NHS) .ll 4.10 (NHS) .15 .22 4.80 (NHS) 16 .22 6.90 (NHS) .31 0 55 3.40 (NHS) .13 17 5.30 (NHS) .17 .23 8 Provided by IHSNot for ResaleNo reproduction or networki
47、ng permitted without license from IHS-,-,-I 1999974 0148415 952 ZZ-T-41OF TABLE II (CONTINUED) c MINIMUM SKID DEPTH 8 INCH RIM DIAMETER AND LARGER SECTION SHALLOW REGULAR DEEP EXTRA WIDTH DEEP 4.80 (NHS) .16 5.30 (NHS) 017 5.70 (NHS) -21 6.90 (NHS) 6.00 (NHS) 6.50 (NHS) 7.00 (NHS) 7.50 (NHS) 8.25 (N
48、HS) 9.00 (NHS) 10.00 (NHS) ll.OO(NIIS) . 22 .22 27 .so .31 55 .36 .52 .34 .58 36 .60 .38 .63 -41 .71 1.06 1.06 .41 .71 .43 73 1.00 76 1.00 . 54 THREE-PART SIZE DESIGNATION INDUSTEIAL AND MINING TIRE SKID STEER TIRES 33 32 7.00-15 P) 14x8-6 (“S 1 .35 7 50-16 (SS) 18x7-8 (“S) 37 8.25-15 (SS) 18x9-8 (“
49、S 1 (SS) 37 21x8-9 (“S) .40 12-16 5 (SS) 21x9-9 (“S ) 23x9012 (NHS) .43 14-17.5 (SS) 23x10-12 (NHS) . 43 15-19 -5 (SS) 27x15-10 (NHS) .72 5.70-12 (SS) 28x9-15 (NHS) .52 5.70-15 (SS) 28x12-15 (NHS) .75 10-16 -5 23x8-10 (NHS) 24x12-12 (NHS) 65 238.50-12 (SS) 27x9-10 (NHS) .71 2612.00-12 (SS) 27x10-12 (NHS) .43 278.50-15 (SS) 28x13015 (NHS) .69 29x8015 (NHS) .60 30x8-15 (NHS) 38 32x15-15 (NHS) .86 35x15-15 (NHS) .86
