MACHINING OF 1 SET OF RACE RING CONSIST OF LOWER RING TO DRG. AK-630 119-1, UPPER RING TO DRG. AK-630 119-2, INTERNAL RING TO DRG. AK-630 119-25 FROM A SET OF FORGINGS CONSISTS OF FORGING OF LOWER RING TO DRG. AK-630 119-1, FORGING OF UPPER RING TO DRG. AK-630 119-2, FORGING OF INTERNAL RING TO DRG. AK-630 119-25.
SET OF FORGING REQUIRED FOR RACE RING CONSISTS OF : (A) FORGING OF LOWER RING TO DRG. NO. AK-630 119-1 (B) FORGING OF UPPER RING TO DRG. NO. AK-630 119-2, (C) FORGING OF INTERNAL RING TO DRG. NO. AK-630 119-25. MAT. SPECIFICATION : GRADE X 2CR13 TO IS 6911-92 (AS PER CQA(MET)).
COOLING TANK TO DRG NO SB 117/50 WITHOUT PUMP VK-524 A-T2, ELECTRIC MOTOR DM 132 SV- 40 M5 380 V, 55 KW AND CONNECTOR COUPLING H 48547 H 48 54714000-17 WITH PUMP UNIT AK-630 Assy. 117/50 SB
IND/ADE/0087 (a) Except That
1-Weight, gsm – A tolerance of +-10% shall be applicable to 407 gsm after waterproofing.
2-Count of yarn :-Warp :-2 ply of 20s Single yarn
Weft :-3 ply of 24s Single yarn
(Note: The count of single yarn is approximate and given for the guidance of the manufacturers. The no. of plies, however, shall not be changed.)
3-No. of threads/ inch:- Warp:-92 Weft:-48
(The tolerance in no. of threads/inch shall be +- 5%)
4-Shade OD (Olive Drab), Shade No. 298 as per IS:5
COTTON FABRIC FOR S.D. PARACHUTE type II of IS:2970-1987 Reffirmed 2004 There shall be no presence of starch in appearance workmanship and finish and other respects not denined in the specification the material shall conform to the sealed pattern held in the custody of CQAT&C Kanpur. The bolt length/Roll length 40.00 Mtr. or above.
2.PACKING AND MARKING : As per relevant clause of specn.
AS PER TECH.PARTICULARS
(a) MASS/SQ MET : 58 GM (MAX)
(b) BREAKING STRENGTH, BOTH WAYS : 60 KGF (MIN)
(c) TEARING STRENGTH, BOTH WAYS : 1.7 KGF (MIN)
(d) AIR POROSITY : 7-10 CU.FT/SQ.FT/SEC.
(e) THICKNESS:0.11MM,MAX AT A PRESSUE OF 200GM/SQCM.
(f) WIDTH : 100 CM
(g) YARN LENIER DENSITY, BOTHWAYS : 45 DENIER(NORMAL)
(h) TWIST OF YARN :WARP:200 TPM, WEFT: 150TPM
(i) THREAD DENSITY, BOTHWAYS :48-50/CM.(j) WEAVE:2/1 TWILL
NOTE: THERE SHOULD NOT BE ANY TYPE OF YARN DISTORTION/SLIPPAG
SPECN-AS PER PARTICULARS.
(a) MASS/MET. :33 GM(MAX)
(b)BREAKING STRENGTH(BOTHWAYS) :38 KGF(MIN)TESTING METHOD OF
B.S.IS:1969-1968
(c)TEARING STRENGTH(BOTHWAYS) :1.7KGF(MIN)
TESTING METHOD OF TEARING STRENGTH IS:4726-1964 APP.'D'.
(d)AIRPOROSITY:16-22CV.FT/SQ.FT/SEC. (e)THICKNESS:0.07MM(MAX) AT PRESSURE 200GM/SQCM
(f)WIDTH: 100 CM.
(g)WEAVE :PLAIN
(h)YARN LINEAR DENSITY BOTHWAYS:30 DENIER(NOMINAL)
(i)TWIST OF YARN :WARP:200TPM, WEFT:SPIN(10-30 TPM)
(j)THREAD DENSITY BOTHWAYS :44-45 PER CM.
THERE SHOULD NOT BE ANY YARN DISTORTION/SLIPPAGE IN FABRIC
SPCN: ADRDE/SPECN/1980/5(a)In appearance, workmanship, feel, finish and others respects not defined in the specification the material shall conform to the sealed pattern held in the
custody of controller CQAT&C Kanpur and in addition the firm shall get, The name and/or trade mark woven/stamped along with selvedge at the interval of one meter on either side of the
fabric. (2)Packing & Marking:-as per relevant clause of specification. (3)Sampling plan:-As per relevant clause of specification
SPECIFICATION NO. : IS : 4726-1984 and to the following exceptions :- (i) The breaking strength shall be carried out by revelled strip method after conditioning the test specimen at 65 + 2% RH & 27 + 2 C for 24 Hrs. No individual reading for breaking strength test for warp and weft shall be
less than the value shown in ISI specn. NO.IS:4726-84.
(ii) 100 % Sampling/Testing/Inspection shall be resorted
(iii)Roll length shall be 80 M or above.(iv) A Flag allowance of 50 cm for each major defect flagged except for continuous defect which shall be given a one meter allowance for each meter in which defect occurs
Specn.-IS:2422-1985 Dye fastness to light may be obtained by Carbon arc method also in case Xenon arc is not available. (a)In appearance shade finish and all other respects not defined in this specification, the material shall conform to the corresponding sealed pattern held in the custody
of the Controller, CQAT&C, Kanpur.
(b) Sampling plan as per Annexure I attached
Spcn :-1. WEIGHT PER SQR.MTR.(IN GRMS)=115 gm.
2. WIDTH IN CM – 94
3. AIR POROSITY(Cub.Ft/Sqr.Ft./Sec.) - 25 TO 30.
4. BREAKING STRENGTH(In Kg)-50 Min. BOTH DIRECTION.
5. THICKNESS IN MM 0.25 (Max).
6. NUMBER OF THREAD/CM - 21/22 IN ONE DIRECTION. - 23/24 ON OTHER DIRECTION
7. TEX. OF YARN - 9.8 X 2 WARP - 9.4 X 2 WEFT
8. FINISHED GRAY MERCERISED
SPECN.NO. :AS PER FOLLOWING PARTICULARS.
a)Width 132 cms., (b)Thickness in mm at 200 gm/sq.cm 0.45,
(c)Weight/mt/Sq (in Gms) 107 Max.,(d) No. of mesh/Sq.inch- 140 ,(e) Tearing strength in kg.in both direction 3.2 min.(f)Bursting strength in kg. 11 kg. min, (g) B.S.in kg 5X20 cms strip length direction 40 min, width direction 24 min.
(h)Elongation at break length direction | 40% width direction 92.5 to 100%
AS PER PARTICULAR =WIDTH=94 CM
A.P.35+_5 Cuft/Sqft/Sec at 10"WHP
Weight/Sq.Metre=115-117 Gram
Thread /cm-Warp-28,WEft-25
Tex of Yarn
Tex x Fold-Warp-9.4x2,Weft-9.5x2
B.S.in Kg-Warp-53kg(min)
Weft-53kg(min.)
Weave-Plain
Finish-Grey Merecerised
