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Test Facilities/Expertise

 

Important Test Facilities

 

a. Scanning Electron Microscope
b. Infra-red Spectrophotometer
c.  Atomic Absorption Spectrophotometer
d. Fatigue and Fracture Mechanics test system
e.  Ultrasonic Flaw Detectors for rail and axle testing
f. Ultrasonic Flaw Detectors
g. Radiography Equipment
h. Thermal Analyser
i. Accelerated weatherometer
j. Corrosion Tester
k.  Static AAR test Rig (760 hrs.) for grease testing
l. V2F-Dynamic rig for grease testing
m.  Luboil filter evaluation rig
n. Cetane rating machine o.  50 ton machine for rubber deflection characteristics
p. Residual stress measuring equipment.
q. Welding equipments for MMAW, SAW, CO2 welding etc
r. Metallurgical microscope
s.  Ultrasonic testing equipment for AT weld rail joints.

Nature of work and Test facilities available in various laboratories of M&C Directorate are as under:

 

Sr. No.

MIT Section

1.

Nature of work: Metallurgical testing and failure Investigation of failed components involved in accident.

2.

 Testing facilities

 

i) Chemical Analysis - Using Spectrometer and by Wet Analysis.  
ii) Hardness testing - Brinell Hardness Rockwell Hardness Vickers Hardness
iii) Tensile Testing.
iv) Impact Testing - Up to-20oC.
v) Bend Test.
vi) Micro Examination by Optical Microscope.- Depth of decarburisation- Inclusion rating.- Grain Size determination- Coating thickness. MTD Section

(A)

Investigation & Failure Analysis

 

i)  Hardness test ? in co-ordination with TPP/Charbagh or M&C Dte. ?? (Investigation Section)RDSO.
ii)  USFD test - in co-ordination with TPP/Charbagh or
? NDT Section/M&C Dte.
iii) Load Deflection test - in co-ordination with TPP/Charbagh .
iv)  Chemical analysis - in co-ordination with Met Analysis/M&C Dte.
v) Macro Examination- in co-ordination with TPP/Charbagh.
(B)  Training & Certification of A.T.Welders of Private Contractors.
i)  USFD Test, Load Deflection, Macro Examination- in co-ordination with TPP/Charbagh.
(C)  Portion, Equipment & Technology Development
i)  USFD, Hardness, Load Deflection, Macro Examination- in co-ordination with TPP/Charbagh, Lucknow. ii)  Chemical Analysis- in co-ordination with Investigation Section/M&C Dte.
iii) USFD- in co-ordination with NDT Section/M&C Dte.
iv)  All the equipment testing like preheating torch, compressor, weld trimmer- in co-ordination with TPP/Charbagh. CORROSION ENGG. LAB.

I-

Nature of Work

 

1.  Testing of Paints based on Alkyd, Epoxy and PU based paint for establishing the validity of specifications framed by M&C Dte.
2.  Testing of paint samples forwarded by QA Dte. in connection with Vendor approval / reapproval.
3.  Testing of paint samples forwarded by QA Dte. in connection with Quality Audit of paint firms.
4.  Corrosion studies related to Rail and
? Rail fastenings .
5.  Corrosion studies related to OHE components.
6.  Corrosion studies related to Wagon construction materials.
7.  Project work on development of fire retardant paint for interiors of coaches.

II

 Important Test facilities available in the Lab.

 

1.?????? Humidity chamber to check the corrosion resistance property of paint under conditions of condensation.
2. 
????Salt spray cabinet to test the corrosion resistance under saline conditions.
3.
????? Glass-o-meter of 450/600 angle of incidence to test the gloss of the paints.
4.
????? Abel?s flash point apparatus for checking the flash point of paint and?? allied material.
5.
????? Black and white charts to find out the wet capacity of paints and primers.
6.
????? Flexibility and adhesion apparatus to find out cracking or detachment of film on? bending.
7.
????? Scratch hardness tester (Automatic) to check the hardness of the paint films.
8.
????? Flow cup (ford cup no. 4) to find out the viscosity of paints and primers.
9.
?????Wt/10 lit. cup to find out the mass in Kg/10 litre.
10. 
????Hegman gauge to check the fineness of grind of pigment .
11.
??? Centrifuge to separate the pigments from paints.
12.
??? Dry film thickness measuring device to find out the DFT? of paint film.
13. 
???Ring & ball apparatus to find out the softening point of bituminous materials.
14.
??? Accelerated weathering tester(QUV) to check the durability of paints.
15.
??? Hot air electric oven for heating and stoving of paints and other allied material
16.
??? Muffle furnace should be there for estimation of purity of pigments .
17.
??? Digital Elcometer for measuring the dry film thickness of paint coatings.
18.
??? Salt Fog Apparatus for to test the corrosion resistance of high performance coatings and metals. CTL Lab.

I

Nature of Work :

 

1.  Testing of cleaning compound for exterior of IR Coaches.
2.  Testing of cleaning compound for tank wagon.
3.  Testing of cleaning compound for condenser of AC Coaches
4.  Testing of Diesel Engine Cooling Water Corrosion inhibitor.
5.  Testing of
? Retro reflecting sheet.
6.  Testing of
? Insecticidal paint.
7.  Testing of
? cleaning solvent for Electric rotating machine for Diesel Locos.
8.  Testing of
? Carboxylate base cooling water corrosion inhibitor.
9.  Testing of
? Paint Remover. II- Important Test facilities available in the Lab.
1.  Alphameter for measurement of paint film thickness.
2.  Elico digital pH meter for determination of pH.
3.  Ford Cup No.4 Viscometer for determination of consistency of paint & allied product.
4.  Glossometer (Novo Gloss) for determination of Gloss values of paint film at 60oangle.
5.  Hodiday detector for detection of paint film defects (Pin hole).
6.  Digital Flame Photometer for detection of elements i.e. Na, K, Ca
7.  Sheen Wet Abrasion Scrab
? Tester (Toshaniwal) for determination of effect of Abrasion property on painted panels.
8.  Airless Spray Painting
? equipment for airless spray painting.

 

 

 

FWT SECTION

 

 

1

Nature of work :- Project work pertaining to requirement of data for designing of the Railway components .  

2

 Importance Test Facilities :- The followings test facilities are as under 

 

i) To conduct the fatigue properties of the materials .
 ii) To study the wear characteristics of the materials .
 iii) To evaluate the fracture toughness and FCGR of the materials

 

 

 

WELDING RESEARCH SECTION

 

 

1.

 Nature of work -?

 

(a)  Preparation of various type of test pieces for testing of welding consumables.
(b)  Preparation of
? test pieces for Mechanical & Chemical testing of metals & alloys.

2.

 Test facilities ? Performance testing facilities of welding consumables as above. Rubber & Plastics ?????? Nature of work being done:
The Polymer & Composite Section of M&C Directorate is engaged in testing and evaluation of large number of polymeric and allied materials. These products are required to be tested for the purpose of development and standardization of new components/materials, vendor approval, investigations and audit & crosscheck of samples referred to by various design directorates of RDSO, Railway Board, Railways and Production units.
???? Major important test facilities: ????

 

A:???RUBBER

 

S.No

?????????????? Name of Test

1.

Visual Examination

2.

Dimensional check

3.

Hardness (Shore ’A’)

4.

Tensile Strength & Elongation at Break

5.

Modulus

6.

Compression set

7.

Tension Set

8.

?After Ageing i)Tensile Strength & Elongation at break ii)Modulus iii) Hardness (Shore ’A’)

9.

Electrical Resistance

10.

Resistance to fluids & Chemicals(by volume)

11.

Specific gravity

12.

Polymer Identification By flame test

13.

Load deflection

14.

Adhesion

15.

Extended ageing

16.

Extraction

17.

Ash content

18.

Tear Strength

19.

Dynamic properties of rubber pad

20.

Stretch test for ’O’ ring

21.

Stretch test for Rolling ring

22.

Secant stiffness

23.

Shear bond test

 

B:?? PLASTICS

 

1.

Visual Examination

2.

Hardness (Rockwell ’R’)/Shore ’D’

3.

Dimensional check

4.

Melting Point

5.

Specific gravity/Density/Bulk density

6.

Water absorption

7.

Resistance to boiling water

8.

Inherent viscosity/MFI

9.

Tensile Strength & Elongation at break

10.

Cross breaking strength

11.

Fire resistance/ flammability

12.

Oxygen index

13.

Izod impact strength

14.

Compressive strength Proof Load

15.

Compressibility & Recovery

16.

Ash content (%) Glass content

17.

Electrical resistance

18.

Internal cavity

19.

Crushing test on bush

20.

Annealing test

 

?C:?? FRP & OTHER COMPOSITE MATERIALS

 

1.

Visual Examination

2.

Dimensional check

3.

Hardness (Rockwell ’R’)

4.

Ash content (%) Glass content

5.

Specific gravity

6.

Insert pull out

7.

Bolt pull out

8.

Bending test

9.

Impact strength/Indentation

10.

Tensile strength & Elongation at break

11.

Resistance to boiling water

12.

Fire resistance/flammability

13.

Adhesion

14.

Resistance to flexing

15.

Dynamic fatigue test

16.

Full belt tensile strength

17.

Weight square meter

18.

Construction/Count/No. of plies

19.

Breaking strength of treated fabric

20.

Adhesion of laminated or treated fabric

21.

Annealing Test

22.

Staining Test

23.

Weldability Test in PVC

24.

Mandrel flexibility

25.

Curshing Test on Bush

 

D: TEXTILE

 

1.

Weight/Square meter

2.

Construction/Count/No. of plies

3.

Adhesion

 

Non? Destructive Testing? Section??Nature of work.

 

1.Preparation of code of procedure of axle, armature shaft, wheel and other rolling stock components. ??????????????????
2. Development in rail and weld testing by ultrasonic method.
3. Development of ultrasonic flaw detector? and rail tester.????
4. Consultancy? rendered to zonal and other departments of RDSO in the field of? NDT  testing in respect of flaw detection, characterization, and decision making.
5.Training & Certification? of Rly. personnel engaged in periodic testing of rails and axles. ?
Major test facilities.
?1.Ultrasonic testing ???????? ?????????
2.Radiography testing ?????????? ???????
3.Magnetic Particle Testing
4. Dye penetrant testing. TESTING FACILITIES AVAILABLE IN METALLURGICAL & ?CHEMICAL DIRECTORATE AND RELATED TESTING CHARGES

 

METALLURGICAL? INVESTIGATION? LAB???

 

S.No.

Name of Test

?Existing Testing Charges. ( Rs.)

1.

Visual Examination

1316/-

2.

Tensile test/compression (without preparation of test piece)

1642/-

3.

Hardness test with preparation of? test sample

2089/-

4.

Impact test (without preparation of test piece

1232/-

5.

(a) Cold Bend Test ( with prep.) (b)? For additional bend test as zig & tools are already fitted which takes about 1 hr.

1642/- 821/-

6.

Macro examination (deep etching test)

1750/-

7.

Micro examination with preparation of samples

4213/-

8.

Chemical analysis (per element)-Wet method

2643/-

9.

Testing of Gal.Coating ?a) Coating thickness ?b) Uniformity of coating

1729/- 1857/-

10.

Photomicrograph a) With 3 copies (excluding preparation) b) For each extra copy

1750/- 640/-

11.

Spectrographic analysis of elements in ?metal & alloys. (On average 8 samples per batch)

1945/-

12.

Finalisation of Investigation report requires analysis of test data ,study of specification & books, drafting, typing and pasting of photographs.

13136/-

 

NON-DESTRUCTIVE TESTING

 

S.No.

Name of Test

ExistingTesting Charges(Rs.)

1.

Standardisation of Ultrasonic Testing technique of? axles,wheels ,tyres ,armature shafts etc.

206950/-(Including UFD & Probe’s charge)

2.

Magnetic Particle testing of ferromagnetic materials ( wheels , tyres , bogie frames etc.)

2700/- (Charge including consumable cost )

3.

Dye penetrant testing of different components( wheels , tyres , bogie frames etc.)

2900/- (Charge including consumable cost )

4.

Ultrasonic testing of Rails & welds (AT & FB )and butt welded plate of 300 mm length etc.

1700/-(Including UFD & Probe’s charge)for rail 450/-(Including UFD & Probe’s charge),for AT, FB & butt welded plate

5.

Evaluation of Radiographs of welds & steel castings

100/- per Radiograph

6.

Radiographic Examination of Butt welded plates of size 300mm length upto 25 mm thick

1850/- (Including materials cost )

 

S.No.

Name Of Test

Existing testing charges(Rs.)

1.

Cyclic fatigue testing per million cycle per sample

20525/-

2.

K1C (Fracture Toughness )? test per sample

9031/-

3.

FCGR ( Fatigue Crack Growth Rate ) per sample

12315/-

4.

Wear test per test of sample

5747/-

 

CORROSION  ENGG. LAB. A. Oil & Alkyd based Paints

 

S.No.

Name Of Test

Existing testing charges(Rs.)

1.

Drying Time : ?a) Hard Dry ?b) Surface Dry & Hard Dry ?c) Surface Dry , Hard Dry &Tack Free

762/- 831/- 899/-

2.

Finish & gloss

1241/-

3.

Consistency : ?i)Visual ?ii) By Ford Cup No. 4

147/- 558/-

4.

Humidity Test (168 hrs. )

2883/-

5.

Salt spray? test (96 hrs.)

2927/-

6.

Scratch hardness

899/-

7.

Flexibility & Adhesion test

831/-

8.

Stripping test

831/-

9.

Resistance to water : ? i) Distilled water ?ii) Chlorine water (IS:9862 )

1173/- 1038/-

10.

Freedom from yellowing

1370/-

11.

Resistance to acid test

1313/-

12.

Resistance to alkali test : i)  IS :2932 ii)  IS :158 / 9862

1659/- ?1313/-

13..

Accelerated weathering test : {IS :2932/8662 (QUV Method) }

14168/-

14

Heat Resistance Test ( IS :158 )

1905/-

15

Flash point

1241/-

16.

Fineness of grind

626/-

17.

Wet Opacity

1583/-

18.

Spreading capacity

1583/-

19.

Mass in Kg / 10 lit.

694/-

20.

Water content

1746/-

21.

Volatile matter

968/-

22.

Pigment content

1996/-

23.

Pigment Analysis : i)Red Lead (IS:102/57 ) ?ii)Zinc Chrome(IS:2074) iii)Zinc Chrome(IS: 104) iv)Red Oxide ( IS:123,2074 as per ??? IS :44/6947 - part-II) v)Lead Chrome (IS:124as per IS:6947, Pt-II ??? a)? Total Lead of PbO ??? b)? Chromic Acid as CrO3

6006/- 6416/- 5594/- 6008/- 6425/- 4779/-

24.

Phthalic Anhydride

8465/-

25.

Accelerated storage stability test

4798/-

26.

Volume solid test

3088/-

27.

Leafing properties

1797/-

28.

Freedom from natural rosin( or its derivatives,IS:2932 / 8662)

850/-

 

B. Epoxy Polyurethane Based Paints

 

S.No.

Name Of Test

Existing testing charges(Rs.)

1.

Drying Time : ?a)Surface Dry ?b) Hard Dry

1036/-

2.

Finish, gloss & colour

1515/-

3.

Consistency: i) By Ford Cup No. 4

694/-

4.

Humidity Test : i)  500 hrs. ii)  1000 hrs. iii) 2000 hrs.

4798/- 7671/- 13273/-

5.

Salt Spray Test : i)  500 hrs. ii)  1000 hrs. iii) 2000 hrs.

5429/- 8521/- 14533/-

6.

Dry Film Thickness(DFT) : i)  Single coat ii)  Double coat

968/- 1515/-

7.

Accelerated Tests :(Resistance to Chemicals) i)  RDSO Specn. No. 104,107 for 500hrs. ii)  ?RDSO Specn. No. 105,108,111 for 500 hrs. iii) RDSO Specn. No.100 and 109

7801/- 5196/- 7409/-

8.

Pot Life

1378/-

9.

Identification of aliphatic / aromatic resin

309/-

10.

Scratch Hardness

1036/-

11.

Flexibility & Adhesion

968/-

12.

Volume Solid

3225/-

13.

Flash Point

1378/-

14.

Wet Opacity

1720/-

15.

Epoxy Equivalent

5095/-

16.

Mass in Kg per 10 lit.

831/-

17.

Water content

1882/-

18.

Accelerated Storage Stability Test

5755/-

19.

Pigment content

2120/-

20.

Pigment Analysis : ?i)Zinc Phosphate ?ii) M.I.Oxide/Red Oxide

8465/- 6008/-

21.

Fineness of Grind

625/-

22.

Resistance to Oil

1925/-

23.

Durability test ( QUV ),1000 hrs.

8638/-

24.

Stopping Property

1642/-

25.

Rubbing Property

1368/-

26.

Hold out , Adhesion & Compatibility Test

3845/-

 

C. Other materials & Preparation of Test Reports

 

S.No.

Name Of Test

Existing testing charges(Rs.)

1.

Corrosion test of Butt Welded test pieces as per IRS -M-28 , Appendix-1

4925/-

2.

Storage Stability Test for MMAW? Electrodes

1642/-

3.

Preparation? of? test??? Report: i)  Per Test ii)  04 tests or more

205/- 821/-

 

CHEMICAL TECHNOLOGY LAB. Liquid Cleaning Composition?for Exterior of Railway Coaches

 

S.No.

Name Of Test

Existing testing charges(Rs.)

1

Visual Appearance

137/-

2

Odour

27/-

3

Skin Irritation

41/-

4

PH after recommended dilution

410/-

5

Demulsifying Capacity

410/-

6

Abrasion Test

1231/-

7

Immersion Test

1026/-

8

Freedom from visible impurities

1026/-

9

Specific Gravity

410/-

10

Foaming Power

1026/-

11

Lab. Performance test for Cleaning Efficiency

410/-

12

Field Performance Test

410/-

13

Data Collection & Calculation

821/-

 

Material Cost?????????????????????????????????????????????????????? 60/-

Total??????????????????????????????????????????????????????????????? 7500/-

 

Lubricants & Tribology A. Grease

 

S.No.

Name Of Test

Existing testing charges(Rs.)

1.

Visual examination

430/-

2.

Drop Point

1280/-

3.

Water Content

840/-

4.

Copper Strip Corrosion

880/-

5.

Acidity & Alkalinity

2560/-

6.

Graphite Content

3370/-

7.

Oil Separation On Storage

1240/-

8.

Sulphated Ash

1670/-

9.

Mineral Oil Content

4950/-

10.

ASTM Leakage Tendency

1710/-

11.

Consistency / Penetration

1260/-

12.

Soap Base (By flame test of Ash)

2520/-

13.

Kinematic Viscosity& Viscosity Index Of Extracted? Mineral Oil

1680/-

14.

Flash Point of Extracted Oil

1260/-

15.

Structural Stability (1 Lakh Double Stroke)

5770/-

16.

Elevated Temp. Rolling Stability(ETRS) Test

17010/-

17.

SKF -V2F Test

28050/-

18.

Rig Test (760 hrs.)

166430/-

19

Timken O. K. Load Test

4260/-

20.

Four Ball Weld Load Test

4210/-

21.

EMCOR Test

6020/-

 

 B. Lubricating Oil

 

S.No.

Name Of Test

Existing testing charges(Rs.)

1

Visual Examination

430/-

2

Specific? Gravity

840/-

3

Kinematic Viscosity(40/60/100 deg. C)

630/-

4

Viscosity Index (Calculated )

420/-

5

Flash Point

1260/-

6

Pour Point

1250/-

7

Acidity inorganic

660/-

8

Acidity organic

1080/-

9

PH & TBNE

910/-

10

Sulphated Ash

1670/-

11

Foaming Characteristcs

3400/-

12

Water / Moisture content

840/-

13

Copper Strip Corrosion

840/-

14

Saponification Value

2520/-

15.

Aniline Point

2100/-

16

Insolubles

5160/-

17

Shear Stability

940/-

18

Emulsion Stability Test

1690/-

19

Asphaltene Content

5160/-

20

Thermal Stability (P :100 of IS :1448 )

3400/-

21

Frothing Test

1460/-

22

Cast Iron Corrosion Test

1870/-

23

ASTM Color? Test

840/-

24

Ash Content

1260/-

 

B. Lube Oil Filter

 

S.No.

Name Of Test

Existing testing charges(Rs.)

1

Rig life of filter Element

35250/-

2

End load

850/-

3

Fabrication Integrity

1210/-

4

High Temp.

5080/-

5

Resistance to Water

19690/-

6

Brusting Strength of Filter Paper

840/-

7

Tensile Strength? Of Filter Paper

1230/-

8

Ash Content Of Filter Paper

1660/-

9

Basic Weight Of Filter Paper

410/-

10

Visual Examination & Dimensional Check

1640/-

11

Full Evaluation of Filter

71940/-

 

D. HSD fuels / Kerosene / Petrol

 

S.No.

Name Of Test

Existing testing charges(Rs.)

1

Visual Examination

430/-

2

Density

840/-

3

Flash Point

1260/-

4

Pour Point

1250/-

5

?Distillation

1670/-

6

Gum Content

3310/-

7

Sediment

6600/-

8

Diesel Index

2530/-

9

Aniline Point

2100/-

10

Cetane Index

2510/-

11

Ash Content

1250/-

12

Water Content

840/-

13

Copper Strip Corrosion

840/-

14

Acidity Organic /Neutralisation Number

1080/-

15

Acidity Inorganic

660/-

16

Calorific Value( P :7 of IS : 1448)

840/-

 

 Welding Research A. MMAW Electrode ( IRS M -28 2002)

 

S.No.

Name Of Test?? (Class)

Existing testing charges(Rs.)

1.

A 1

47900/-

2.

A2/A5

49700/-

3.

A3

46000/-

4.

A4

47700/-

5.

B1

32500/-

6.

B2

34100/-

7.

B3/C1

40200/-

8.

B4/C2

41900/-

9.

D

52400/-

10.

E1

32500/-

11.

E2

40200/-

12.

F

8200/-

13.

G

43600/-

14.

H4A/H4B

19000/-

15.

K

35600/-

16.

L

46100/-

17.

M1/M2/M3/M4/M5/M6

15300/-

18.

N1/N2/N3

7700/-

19.

H3/H3A/H3B ?? i) Initial ?ii) Periodic

56500/- 29400/-

 

B. Gas Welding Rods (IRS M - 28 2002 )

 

S.No.

Name Of Test(Class)

Existing testing charges(Rs.), Initial/Periodic

1.

I

22800/-

2.

II

28000/-

3.

III

38600/-

4.

IV

28100/-

 

 C. Submerged Arc Welding Wire (IRS M - 39 2001 )

 

S.No.

Name Of Test(Class)

Existing testing charges(Rs.), Initial/Periodic

1.

W1

19700/-

2.

W2

19700/-

3.

W3

22300/-

4.

W4

22300/-

5.

W5

19700/-

 

D. Submerged Arc Welding Flux ( IRS M - 39 2001 )

 

S.No.

Name Of Test(Class)

Existing testing charges(Rs.), Initial/Periodic

1.

F1

48100/-

2.

F2

48100/-

3.

F3

50000/-

4.

F4

50000/-

5.

F5

58200/-

 

E. Solid MIG/MAG Wire ( IRS M - 46 2003 )

 

S.No.

Name Of Test(Class)

Existing testing charges(Rs.), Initial/Periodic

1.

I

35400/-

2.

II

46000/-

3.

III

40700/-

4.

IV

34100/-

5.

V

13200/-

6.

VI

32200

7.

VII

32200/-

 

F. Fluxcored Wire With Shielding Gas ( IRS : M - 46 2003 )

 

S.No.

Name Of Test(Class)

Existing testing charges(Rs.), Initial/Periodic

1.

I

21800/-

2.

II

21800/-

3.

III

21800/-

4.

IV

33200/-

5.

V

12400/-

6.

VI

11600/-

7.

VII

11600/-

 

G. Fluxcored Wire Without Shielding Gas ( IRS : M 46 2003 )

 

S.No.

Name Of Test(Class)

Existing testing charges(Rs.), Initial/Periodic

1.

I

21800/-

2.

II

21800/-

3.

V

12400/-

 

POLYMER & COMPOSITE LAB

A. RUBBER