RUCHI STRIPS & ALLOYS LIMITED
(Guide Lines for Export Product) Up dated on 01/04/2005


SR.NO.

PARTICULARS

RSAL CAN OFFER/PREFER

1.

THICKNESS

  1. CRFH
  2. CRCA

 

0.14 to 2.00 mm
0.25 to 2.00 mm

2.

TOLERANCES IN THICKNESS

Upto 0.15 mm
0.16 to 0.20 mm
0.21 to 0.25 mm
0.26 to 0.35 mm
0.36 to 0.50 mm
0.51 to 0.70 mm
0.71 to 1.00 mm
1 to 1.20 mm
1.21 to 1.50 mm
151 to 2.00 mm

 

± 0.005 mm    
± 0.007 mm             
± 0.010 mm
± 0.015 mm
± 0.020 mm
± 0.025 mm
± 0.030 mm
± 0.040 mm
± 0.050 mm
± 0.060 mm
Note : Total tolerance can be given either side also if required by Customer.

3.

WIDTH

Up to 1000 mm

4.

TOLERANCES IN WIDTH            

  1. Up to 500 mm (CRCA)
  2. 501 to 700 mm (CRCA)
  3. 701 to 1000 mm (CRCA)
  4. 501 to 700 mm (Full Hard)
  5. 701 to 1000 mm (Full Hard)

 

- 0.00/+ 0.20mm   
- 0.00/+0.50 mm              
- 0.00/+1.00 mm             
- 0.00/+1.00 mm
- 0.00/+3.00 mm

Note : Total  tolerance can be given on minus side also if required by customer.

5.

SHEET LENGTH

500 to 3000 mm

6.

TOLERANCES IN LENGTH

  1. Length
  2. Diagonal Difference

 

- 0.00/+ 3.00 mm  (Aiming 2mm) 
  3.00 mm Max.     (Aiming 2mm)          
                                                                  
 Note : Total  tolerance can be given  minus side also if  required by customer.                            
                                                                  

7.

SURFACE FINISH (RA VALUE)

  1. Bright Finish
  2. Light Matt Finish
  3. Medium Matt Finish
  4. Heavy Matt Finish
  5. As per Customer’s need

 

0.30 µm (Max.)    
0.60 to 0.90 µm               
0.90 to 1.40 µm
1.50 µm (Min.)
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Note : A variance of  total 0.30 µm (in matt finish) shall be permitted.

8.

EDGE CAMBER (CONCAVE SIDE)

4.00 mm Max. in  2.50  Meters   ( Aiming 3 mm )

9.

FLATNESS

  1. Cut Sheet (CRCA)
  2. Coils
    1. EW Depth in mm
    2. No. of Waves/Mtr.
    3. Center / Quarter Buckle Depth in mm
    4. No. of Center /Quarter Buckle /Mtr.

 

3.00 mm Max.

4 (Aiming 3)
5 (Aiming 4)
5 (Aiming 4)

5 (Aiming 4)

10.

CROWN FORM CENTER TO 10MM FROM EDGE

Up to 0.15 mm
0.16 to 0.20 mm
0.21 to 0.25 mm
0.26 to 0.35 mm                    
0.36 to 0.50 mm
0.51 to 0.70 mm
0.71 to 1.00 mm
1 to 1.20 mm
1.21 to 1.50 mm
1.51 to 2.00 mm

 

0.005 mm Max.
0.005 mm Max.
0.010 mm Max.
0.010 mm Max.
0.015 mm Max.
0.015 mm Max.
0.020 mm Max.
0.025 mm Max.
0.030 mm Max.
0.040 mm Max.

11.

GRADE

Ordinary/Commercial, D, DD & EDD as per IS 513, DIN 1623 & JIS 3141, ASTM (For CRCA & CRFH),TMBP with T2/T3 Temper.

12.

CHEMISTRY

As per above standard

Note : It will be preferred to ask chemistry of the required
           material from the customers.

13.

MECHANICAL PROPERTIES

  1. Hardness VPN/HRB
  2. ECV (mm)
  3. % Elongation 20/80 mm or 50 mm GL
  4. UTS Kg/mm² (or MPA or N/MM²)YS    Kg/mm²       (or MPA or N/MM²)

As per above standard

As per above standard   
As per above standard             
As per above standard               
As per above standard                                                 
  

Note : It will be preferred ask Min. & Max. values of Mechanical properties of Required material from the customer

14.

RUST PREVENTIVE OIL

Light R.P.Oil (ITW 601)
Viscosity 5-6 CST

15.

SURFACE DEFECTS

The surface should be free from harmful defects, however in case of coils, minor surface defects (up to 2.5% of the length of the coil) may be accepted as a prime coil.

16.

COIL ID

508 ± 10mm

17.

COIL WEIGHT

  1. Wider Width Thickness > 0.60 mm > 600mm but < 1000mm
  2. Wider Width Thickness < 0.60 mm > 600mm but < 1000mm
  3. Narrow Width Thickness > 0.60 mm > 300mm but < 600 mm
  4. Narrow Width Thickness < 0.60 mm > 300mm but < 600 mm
  5. Narrow Width any Thickness Width > 100 mm but < 300mm
  6. Narrow Width any Thickness width < 100mm

Note :
1. In general we can offer for width 900
 to 1000 mm (Thickness 0.60 & above)
2. In general we can offer for width 900 to 1000mm (Thickness below 0.60 mm)

 

Minimum                              Maximum
1000 Kgs.                             12.00 Kgs./mm
Minimum                              Maximum
1000 Kgs.                              6.00Kgs./mm
Minimum                              Maximum
1000 Kgs.                              6.00 Kgs/mm
Minimum                              Maximum
1000 Kgs.                              4.20 Kgs./mm
Minimum                              Maximum
200 Kgs.                               4.20 Kgs./mm
                                            Maximum
                                            3.10 Kgs/mm²



Minimum                               Maximum
4500 Kgs.                               7000 Kgs
Minimum                               Maximum
2000 Kgs.                               5000 Kgs

18.

Bundle Weight for Cut Sheet subject to maximum height of stack is 350 mm.

Minimum                              Maximum
500 Kgs.                                3000 Kgs.

19.

PACKING

Sea Worthy Export Packing.

20.

DELIVERY

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21.

END USE

Customer should specify the criticality such as :

  1. Draw ability
  2. Cosmetic Importance
  3. Forming Operation
  4. Component will be for External or Internal Component.
  5. Brief Description about the Component i.e. end use.

22.

Any special information or specific points, which as per customer’s past experience plays a vital roll.

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