1、1 .“. .y- -i,a, L.MIL-T-8606C18 June 19735UPESSEDINGMIL-T-8606B22 May 1967M2LITASY SPECIFICATION* TUBING, STEEL, CORROSION-SESISTANT (18-B STABILIZEDAND EXTSA LOW CASBON)Test MethodsStd No. 151forIProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. -MI
2、L=T.8606CI . .uI . _. .+D=STD-183 ”-”-”-”-Continuous Identification Msrking of,1q.onand .Stee1P.ductsMilitaryMIL-STSL163 Steel Mill Products, Preparation forIShipment and StorageMIL-STO-753 Corrosion-Resistant Steel Parts,sampling, Inspection and Testingfor Surface Passivation1 MS33S34 Standard Dime
3、nsions fO? Streamlineand Oval Tubular ShapesANA Desiqn StandardAND101o2 Tubing . Standard Dimensions forRound Seamless Alloy Steel(Copies of specifications, standards, drawings, and publicationsrequired by suppliers in connection with specific procurementfunctions should be obtained from the procuri
4、ng activity or asdirected by the contracting officer. )a712.2 Other publications. The follosiing documents form a part ofthi specification to the extent specifiad herein. Unless otherwiseindicatsd, the issue in effect on date of invitation for bids orrequest for proposal shall apply.u AMSRICAN NATIO
5、NAL STANDARDS INSTI (ANSI)S46.1 Surface Texture (Surface Roughness, Waviness and Lay)(Application for copies should be addressed to the American NationslStandsrds Institute, Inc. , 1430 BrOadway, New yOrk, New yOrk 10018- )AMSRICAN sOCIETY POR lESTING AND MATSRIALS (ASTM)A370 Mechanical Testing of S
6、teel Products(Application for copies should be addressed to the American societyfor Testing and Msterials, 1916 Race Street, Philadelphia,Pennsylvania 19103. )2. w*Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T.86WC(Technical society and techn
7、ical association specifications andstandards are generally available for reference from libraries.They are also distributed among technicel groups and using Federalagencies. )3. RSQUI-NTS3.1 Materials. The steel shell be manufactured by the electric-furnace process and shall conform to this specific
8、ation, Heat-treatingequipment used in connection with tubing production shall be capableof meeting the temperature control requirements of section 3 ofMILH-6875 . Heating shall be accomplished in an atmosphere whichwill provide a smooth gray or bright surface free from carburization,nitriding, or ot
9、her deleterious surface effeets.3.1.1 Chemil composition. The chemical camp. sition shall conformto teble I.Table I . Chemical composition limits.CheckElement COmpO sition limits fpercent ) Anal ysistolerant304L 347 321 (w rcent Carbon 0.03 (Max) 0.08 (max ) 0.08 (max) +0.01Manganese 2.00 (Max) 2.00
10、 (Max) 2.00 (Max) +0.04Phosphorus 0.040” (ma%) 0.C40 (C however, tubing shallnot be sized by metal removal methods. (See 6.1.1) 4. QUALIN ASSURAN(13 PROVISIONSa714 .1 Responsibility for inspection. Unless otherwise specified inthe contract or purchase order, the supplier is responsible for theperfor
11、mance of all inspection requirements as spscified herein.Except as otherwise specified in the contract or order, the supplier=Y use his O- Or any other facilities suitable for the performanceof the inspection requirements specified herein, unless disapprovedby the Governmnt . The Government reserves
12、 the right to perform anyo f the inspections set forth in the specification where such inspect.ions are deemed necessary to assure supplies and services conform toprescribed requirements .w6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I;. lfIL-T-8
13、606c.“1.* 4.2 Classification of Inspections. Al1 inspections and exmninationsspecified herein are classffied as quality conformance inspections.* 4.3 Inspection lot. A lot shall consist of tubing of one size and wallthickness from one heat of steel, one method of manufacture, and annealedin the sams
14、 charge (batch anneal), or annealed at the Ems temperature,time, and atmosphere, withnut interruption within a 4 hour period(continuous ameal).*”4.4 Examination of product. Each length of tubing shal1 be visuallyexmined for compliance with surface condition and workmanship require-,ments. Samples se
15、lected frcm each lot at randnm in accordance withtable IV shall be examined for conforpxanceto dimensions and tolerance,identification marking, and preparat inn for delIvery.Table IV. Samulim nlan.Lot size 3emple(tubes) sizelt03 All4 to 25 426 to 6S 666 to 180 13181 to 300 20301 to 800 32Over 800 50
16、 Applied to the number ofo0001231111234tubes found defective.I 4.5 Chemical analysis4.5.1 Samplinq. A sample for chemical analysis shall be selected,as specified in mathod 111 of Fed Test Method Std No. 151, torepresent each heat in the shipment.4 .5.1.1 Waiver Samples for chemical analysis may be w
17、aived,provided ;l of the material under inspection can be identifiedas being nade from a heat previously analyred and found to conformto the chemical composition specified herein.4 .5.2 Analysis. Analysis shall be by Method 111 or 112 FederalTest Method Standard No. 151. In the event of a dispute, a
18、nalysisshall be by Method 111, as applicable.7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-8606CI 4.6 Mechanical prow rtiesI 4.6. I %mpIinQ. IXVO samples shall be selected to represent each2,000 feet of tubing of each lot up to 5,000 feet, a
19、nd two additionalsamples from each additional .S,000 feet of the lot.+4.6.2 ecimens. One epecimn shslI be cut from each pieces of tubingcomvrisina the senmle. %ecimens shall consist of a full section oftubing, when practcable, -or may be machinedNo. 2 in Supplement II of ASTM A370.a714 .6.3 Method S
20、pecimens shall be tested as.4.7 Flanqinqto confo mu to specimendetailed in ASTM A370. samules shall be select-4.7.1 Sa I inq. Unless otherwise specified, .ed at random from various lengths of tubing in accordance with tablev.Table V. Sampling planI 1 Il-at size Accept able No.(Tubes) samule size rej
21、ectable1 to 25 4 026 to 65 6 066 to 180 8 0181 to 300 9 0301 tO aoo 10 0Over 800 15 04 .7.2 ecimens. Flanging test specimens shall be cut from eachpiece of tubing comprising the sample. Specimens shall be full crosssections of tubing not less than 4 inches in length.4 .7.3 Uethod. Specimsna shall ha
22、ve a flange turned to a positionpeqendcular to the body of the tubing by means of a flare tool anddie block. The height of the flange shall be not lese than 15 per-cent of the nominal diameter for tubing 2-1/2 inches or less indiameter, and not less than 10 percent of the nominal diameter forlarger
23、tubing, except that in no case ehall the height of the flangebe greater than % inch, as measured from the outer surface of thetubing . ,.9g (jProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I, MIL-T-8606C:.4.8 Surface condition. lh.oone-foot sections
24、 shall be selected fromeach lot of tubing and split lengthwise. The exposed inner surfaceshall be examined for surface roughness. One half shall be immersedin an aqueous solution of 15 percent nitric acid and 3 percenthydrofluoric acid by volume at 1000F for a psriod of 15 minutes.After immersion, t
25、he hslf tube shall be washed and dried. The twohalves shsll then be compared as to the appearance of inner andouter surfaces. Differences in color and appearance, other thsnminor changes in ehade and texture, shall be cause for rejection.4.8.1 Loose material. ds of firmly compacted clean white cloth
26、or fibrous material shall be forced through the bore of each of twosampIe tubes selected from each lot , and any soiled areas examinedat 10 diameter magnification “for the presence of grit , metallicflakes, or other detrimental materials. The presence of such part-icles shall be cause for rejection.
27、4.9 Hydrostatic pressure resistance4 .9.1 Smmplinq,. Two samples shall be selected to represent each lot,one early and the other late in the production sequence.4.9.2 Method Sample tubes shall be subjected to internal hydro -static ;e calculated in accordance with 3.6. Sach specimenshall be subjecte
28、d to two pressure applications, with the calculatedpressure to be maintained at ,least 2 minutes during each cycle. Therate of pressure change shall not exceed 25,OCO psi per minute.4.10 Flatteninga714 .IaI .%mplin. Unless otherwise epecified, samples shal beselected from each lot in accordance with
29、 table V.4 .m2 Specimens. A specimen shall be cut from each length oftubing comprising the sample. Specimens shall be full sections oftubing of a length not less than 1.1/2 times the diameter, and inno case less than 2 inches.4 .10.3 Method Specimens shall be flattened between parallel flatplates ;a
30、duall y applied load normal to the axis of the tubing, .until the distance between the faces of the plate is equal to threetimes the wall thickness of the tubing. Specimens of welded tubingshall be so located that the weld will lie at the point of nviximumbending.9Provided by IHSNot for ResaleNo rep
31、roduction or networking permitted without license from IHS-,-,-MIL-T-8606C.4.11 Passivation.4.11.1 %mpling. One amnple shall be selected to represent each lotof tubing. . .6.11.2 Method Tests shall be in accordance with method 102 or 103of MIL-S:* 4.12 Selection and retest. Failure of a specimen to
32、meet the teetrequirements ehall be cause for rejection of the lot. At the discretionof the supplier rateat will be penrd.tted. A retest eempLe of fivespecimens shall be tested to replace each failed specimen of the or18inale.mmple. If one of the retest apecimem fails, the lot shall be rejectedwith n
33、o further retestfng permitted.5. PRSPAFION FOR DELIVSRY5.1 Preparation for shlpment. Preservation, packaging, and packing shallbe level A or C, as specified (see 6.2). Tubing shall be preeeed,packaged, packed, and marked for shipment in accordance with applf.c.abLerequirement of M2L-sTD-163.6. Noms*
34、6.1 Intended use. The tubing is intended for applications which rquirea high level of resistance to corroEiou. tO tperaturea helm 1500 F,and which involve welded joints. It 18 suitable for use in mechanical eadin hydraulic systems in ti-automotive applications.J.,6.1.1 When eyatems are to be assembl
35、ed with welded joints between tubesand fittings, MIL-T-8808 tubiag ie reccmmmended. When brazed sleevejoints are called for, close-tolerance tubing conforming to MIL-T-8973is recmmnended.6.2 Orderinx data. Rocurement documents should epecify:(a) Title, number, and date of this epecification.(b) A11O
36、Y designation (see 1.2).(c) outside diameter, wall thickness, and length (when exactlengths are required) (see 3.8 and 3.9) .(d) Level of preservation, packaging, and packing desired .10Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-,.MIL-T-86O6Ca71
37、 6.3 l.targlnalindication. The margins of this specification are markedwith an asterisk (*) to indicate where changes (additions, modifications,corrections, deletions) from the previous issue were made .This is done asA convenience only and the Government assumes no liability whatsoever forany inacc
38、uracies in these notations. Bidders and contractors are cautionedto evaluate the requirements of this document based on the entire contentirrespective of the marginal notatione and relationship of the last previousissue.Custodians :- -MRNavy - A3Air Force - 11Review activities:- - m, ME, Mu, UCNavy
39、- SAir Force - 19, 80, 82, 84Preparing activity:Air Force - LLProject No. 4710-0290User activity:b - AT*u. * GOVCRNMCN-7mm-mm Ow,cc 1973.713.14/1411Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I)INSTRUCTIONS: In a71 continultw effort to mke our ct
40、mdudkution documenw &sttar, the tkD mwtdes tbh form for w insubmitfh+ commdnb and WIPSUOIM for kwivvementi. AU uws of moituy ctandmdidkondocumenti m invited to pmticefUltOM. m form W be detadti foldedstoatbatin-indicated, hped afo.g the base edge (DO NOT STAPLE), m dnutted. b block 5, be u a71=UIc u
41、 pontble a71bout uutimh problem UCU such u wvrding whichrequiredInterpratiti.an,.utoorkgtd,mstrictire. 100S%ambiwou% or - incomrdible,andgtePropocedwotdinncbuweiwhichwou)dalteviatetheproblems.Snterb block6anyreaurksmatrelmtedtosspcdiipb ofthedocument.Ifblock7h rolledout,a71n=knowtedgennnt wfll be ma
42、ited to Y witbtn SO days to let You know tit Your comme.b W. rusehed and are Mingmnddcred.NW: TIIIs formmaymotbeusedtorcquatrnpiuofdocuments,nortorequestwdven,derhttm,orctultic.ttanofcxt wm= 01111 cantm. COIIUMnUmbtti .Utbbformd.notcotitukaorimptymtbodzstiontowdm my Porf!onofUM mterenculdocwmmt(dort
43、oa71nendconftactudrequhcments.(Fold dw ,ht# k)(mu dau lhb mu)DEPARTMENT OF THE Am FORCEOFFICIAL tutslMEzsPENALTY FOR a71RIVATE uSE S3G0111111-UNITEO STATESBUSINESS REPLY MAILFIRST CLASS PERMIT NO. 73138 wAsM, NGTON D. c.PDSTAGE WILL 8E PA1O 6V THE DEPARTMENT OF THE AIR FORCE4950/TzsWright-Patterson
44、AFB, OH 45433Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-.II/I1.IIIII I -1IIIIIIIIIIIIIIISTANDARDIZATION DOCUMENT IMPROVEMENT PROPOSAL(See Inst?uctkuu -R fwrieSide)DOCUMENT NuuOEm z. 00 CUMEN7 TITLENAME 0P8U0UlnlNa OROANl ZA?10N 4. TVPEOF ORGANIZ
45、ATION (Mu40n,a75VEN06Ra75 us,”AOORE&).tmf, Clti. llu18. Zt? Cd)n MAN”PA&runl!”Q cm.E.i9&dtij:PROBLEM AREA9. P.w N* - WOdl,lg,h dad WCwdlnmc. RaOm/n.,lOnd. f. nOcOmnUndmhll ,. . . EMAI?KS$NAUE OF SUB)41ER (hf. Pht. M) - O.,IUI* b. WORX TELE*HONQ NUMn6n (!n.4n& AmCh) - Oc.dontitAILINO AODRESS (Sk C,ryo SUM, Z,P c, - d & DATE 0P SUBMISSION lYYMMDti., .,. . . . . . . .Pn*vlous 101 T1CJN ,s clume,IProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
