C.R STRIPS


»Products Grades & Applications
We produce CRFH, CRCA Strips and Coil of low Carbon in Drawing, deep drawing and extra deep drawing grades for precision tubes, API grade pipes and boilers tubes, Marine Containers, hi tensile material for panels & frames etc. Medium & High Carbon Steels with Heat Treatment and without Heat Treatment.


»Product Range

 

Width : 19 mm-480 mm
Thickness : 0.50 mm - 4.5 mm
Coil Weight : 4 Kg -12.8 Kg per mm of strip width.
Coil Dimensions:  ID-400 mm : OD-1500 mm
Cut to Length : 1000mm - 3500 mm

 

 

»Surface Finish

Mirror Finish : Highly polished surface recommended for direct Electroplating purposes.
 
Matt Finish : Surface roughness to have trouble free deep/extra deep drawing operations.

Ground Finish :Ground Finishing for painting purposes.


Tolerances
:

Specified Thickness (in mm)  

Normal Tolerances

Over Up to Up to 250 Over 250
0.50 0.80 ± 0.025 ± 0.030
0.80 1.60 ± 0.025 ± 0.040
1.60 2.50 ± 0.04 ± 0.04
2.5 3.5 ± 0.05  ± 0.05
3.5 4.5 ± 0.05  ± 0.06
  

Special Tolerance on request

Special Width (mm)  

Tolerance

for Thickness (mm)

 
Over  Up to 0.50-3.00 3.01-4.50
19 250 ± 0.15 ± 0.25
250 630 ± 0.20 ± 0.30
for all cut to length from 800-3000 mm, tolerance shall be +2.5 pr less. 
Temper of Temper
'O' Grade 
Tensile strength (Kg/mm˛for guidance only) Hardness Bent test Axis and rolling direction 
HRB HV Parallel Perpendicular
Full hard 55 min 85 min 165 min - -
Half Hard 43 to 45 75 to 85 135 to 165 - 900 It
Quarter half 36 to 43 60 to 75 110 to 137 900 1800 It
Skin passed 29 to 28 53 to 70 117 max 1800 1800 flat
Annealed 29 to 36 40 to 60 110 to 137 1800 1800 flat
STEEL TUBES


Monga Brothers Ltd has a varied product range to cater to a wide variety of user industries. Please click the link for the industry of your interest to view product details.

Specifications

Manu. Range :

ERW

Diameter : 

15.85 to 50.8 mm

Thickness : 

0.50 to 3.00 mm

Length : 

As per customer's requirements, up to a maximum length of 14 meters.

Shape : 

These can be supplied in Round, Rectangular, Square and Elliptical shapes.

Monga Brothers Ltd. manufactures tubes to various international specifications : JIS, BS, IS, ASTM, ASME, DIN etc


USER INDUSTRIES

>>Boiler, Heat Exchanger and Air Heater Tubes for:

>>Automotive - Two / Three Wheelers

>> Bicycles

  • Bicycle Frames
  • Forks
  • Hub Tubes

 

Bicycle Fork Blade & Hub Barrel

>>Chains

>>Miscellaneous

Regd. Office : Gill Road, Miller Ganj,Ludhiana-141003
Tel No : +91-161 - 2537326, 2538426
   
H.O. & Unit No 1  : B-16, Focal Point, Phase IV, Ludhiana-141010.
Tel No  : +91-161- 2670869, 2670870, 5113246, 5122591
Fax : +91-161-5085111
E-mail : info@mongabrothers.com
   
 Unit No.2  : Block-B-30, Adjoining Phase-7, Dhandari Khurd,
Ludhiana-141010
Tel No  : +91-161-5000741, 2677470, 2676070
E-mail : exports@mongabrothers.com