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SCHEME OF TESTING AND INSPECTIONFOR CERTIFICATION OF

, LANDING VALVESACCORDING TO IS 5290:1993

(Including amendment No.1 to IS:5290-1993) ,

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1. LABORATORY; A laboratory shall be maintained, which sha:r-L,be,'suitably equipped and staffed, where different tests shall~ecarried out in accordance' with the methods given in ',.thespecification.

1.1 All the testing apparatus shall be periodicaliy£hecked and

c a 1 i bra t e d and r e cor d s 0 f s u c h c h e c k s ,s h all be m a i n t a i n e d '. > " ", !,: . ~:

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2. TEST RECORDS: All records of tests and inspec~ions shall bekept in suitable forms approved by the Bureau of Indian Standards(BIS) .

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2.1 Copies of any, records, or charts that may beshall be made available at any time on request.

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requ i red \ by" 'B I S :',"~;

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2.2 QUALITY CONTROL;-It is recommended ~hat, as far as,possible, ,St at ist ica 1 Quai t y Contro1 (SQC) met hods may be used' ':'.for.;/~i;:~cont ro 11ing the qual itY of the product as env isaged in the sch'~rne::.'~;;

[See IS: 397 (Part 1).;;1 972 , IS : 397 (Part' II )-1 985 'and IS : 397 ( Pa r't:, ';,;4,

II1)-1980]. ' ' ,:'~, "./)

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2 . 3 ' I n add; t ion the pro vis ion 0 f qua 1itY sYst ems pe~";fi~ d ; n <'~

1S:14003-1988 'Qual ity Systems-Model for Qual ity Assurance 'in,F;nal.-'~;;~

Inspection and Test' may be complied.with as far as possible~.',';::',!':,>{~

'. ' ' "I:", ':::<:'::;:::'\';};i\~3. STANDARD MARK: The Standard Mark as given in column (1) of' the.>~i;'~, '.' ''''" >:..~

first schedule of the licence shall be fixed, in the .,f.°,rm°t~1#jJt ran s fix 1 a bel 0 r i n any 0 the rap pro p ria t e man n e r ' 0 n e a c h ' 1 and i n g i2.;i~li

valve,provided always that the landing valve to which this mark' :is':'~;.i~

applied- conforms to ever:-y requirement of the specification.',":'>">'::;:;:~i~, )," '," " "..,~,;qi'

4. MARKINGS: In addition,each landing v'alve (including 'feinal'~;J':~KM

outlet and blank cap)shall be clearly and permnantly marked, with::~:},;lfollowing information: ' ,::}~~A~

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a)Manufacturer,s'name~orhis trade mark,ifany~.--:_-, ,~~,,;:,>{~;b)Code letter indicating the type of valve(inscribingtypecf;A

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instantaneous female outlet) ,.. "'U;~;?,J, . '-- "",,~

c)Year of manufacture-and ",- ,,' ';-:'';/~~,I I' ',">",~

d)Serial or code No. to trace it back to the factory recQrds.~'

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5. LEVELS OF CONTROL: The tests and inspection, as indicated in ,

Table 1 attached and at the levels of control specified therein,. , ' , " """ ,

shall be carried out on whole production of the factory covered\,by:,this scheme and appropriate records and charts maintained'inaccordance with paragraph 2 above. All the production which,'conforms to the Indian Standard a~d covered by this licence sh£ll .

be marked with the Standard /Mark. '. ' "/"

5.1 D~cision regarding conformity or otherwise:, of the ,landingvalves with the requirements of the specification shall be taken onthe basis of the test and inspection results. ,',

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6. CONTROL ,UNIT:For the purpose of this scheme one control unit:.;,,-shall consist of all the l~ding 'va.lves of the same "'type;""manufactured during one month. '-' : "I';"

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7. In respect of all other clauses of the specification and at ~~~

stages of ,manufacture, the factory shall maintain ,appropria'"(e.':;.;, \, , ' ,""

cont rol and checks to ensure that thei r product conforms to variol/s\'i.'

requirements of the specification. ,,«.,f .

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8. REJECTION: A separate record shall be maintained givi~g ,~'"

information relating to the rejection of product which do not,:'"conform to the specification and the method of their disposal. Such):>,,'

product shall not in any case, be stored toget,her with those,'",

conforming to the requirements of the specification. '/,i', /

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9. - SAMPLES: The licensee 'shall suppl~,free of charge,the ~amples,<required in accordance with the Bureau of Indian Standards"'~".

(Certification)Regulations, from h\s factory or godown(s). ~l~J~shall pay for'the samples taken by it from the open market. '~"y:,'''':.','-::~'" . .,

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10. REPLACEMENT: Whenever a complaint is received soon after t~~~'.goods with Standard Mark have been purchased and used,and if ther:e~\'".isad equatee videnee that the goods have not been . ,m isuse d\,:-::.- ':

defective goods or their compohent are replaced or repair~d free qf~:':cost by the licensee i'ncase the complaint ,is proved to be genui'tie-.-...and the warranty period (where applicable)has not expired.The'fina~, '

, ' -' . "authority to judge conformity of the product to the Indian standar'd ~~

shall be with 8IS. :. ,;

11. STOP MARKING: The marking of the product shall be stopped'"-' , .

under intimation to BIS,if,at any time, there is some difficultyin maintaining the conformity of the product to ..thespecification,or the testing equipment goes out of order or ifdirected to do so by BIS for any reason. The marking may be" I

resumed as soon as the defectsare removedand when BIS gives th,e."",=

permission to do so. The information regarding r'esumption of.marking shall also be sent to 8IS. ~

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DOC:STI/5290/3" , .~J un e ,.1 9 9 4: .". ~

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12. PRODUCTION DATA: The licensee shall send to BIS,as pe~~the1

enclosed proforma a statement of the quant'it,Y' prO-d:Uced,marked"",and~exported by him and the trade value thereof during the half ,year~t

ending 30 June and 31 December. This statement is required t? . be~forwarded to BIS on or before the 31st day of July and January for.i~the preceding half year. / ./ 'r.~

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IS:5290: 1993

Landing Valves

IT ABLE 1 LEVELSOF CONTROL)

(Para5 of theSche~eof TestingandInspection)

, Doc:STI/5290/3

Jun~;l1994

TestDetails-_n ---------- - ~------------: -------__n ------ --------

Levelsof Control

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Clause: Requirement

TestMethod/ : No.of :

: Clause: Reference:Samples: LotSize: Frequency, "'"

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4 Raw"ilaterialand

co~ponents

Dims ions

6 WorkMnship&finish

7 Perfor~ancerequirements:

i )Watertightnesstest for thevalve

4.1 to 4,5, IS:5290-1993 One

5.2.1,6.2EachconsignMnt

5.1 to 5.2 - do-(Fig.1,2,3&4)

'Eachvalve

6.1 &6.2 - do- EachvaIve

.'-7.1 - do- Eachva1ve

ii )Hydraulicpressuretest 7.2

iii)F1owtest

- do- Eachvalve

7.3 - do- seemarksco1u~n

Onecontrolunit

Remarks/'

For physi ca1 and chemica1 pro-

pertiesonemp1eshall betestedfor thegradeor design-

ationasspecifiedfor rail~at-eria1.beforeuse. In caseof

visual requirementsall thecomponentsareto beexamined

beforeassembly;hO\'lev~r,notestingis required11theMt-eria1sarestandardMrkedor

if theyareaccompaniedbysuitabletestcertificate.

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Dimensionaltolerancesusing

gaugesandtemplates.

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Twolandingvalvessha11betestedfro~eachcontrolunit at the

at thefirst instance.If oneor

bothfaiJ, five consecutiveva1vessha11betestedandif a11of thell

, pass,nofurthertestingfor thecontrolunitwill benecessary:~

If, howeverI anyoneof themfai1s

again100percenttest shall be

donefor this requiment.. I ,*

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