ITR of Screw Clamp for Fish plate RT- 5856
1. Specification/Drawing : RDSO Drg. No T- 5856
Alt. Nil;
IRS M-37/1964 (Incorporating
Corrigendum No. 1 to 3) & IRS T-6
2. Date of Inspection :
3. Size of Lot :
S. No. |
Parameter |
Value Specified |
Observations |
Remarks |
(a) |
Visual |
Material
Leaf
|
Checked |
Satisfactory |
(b) |
Dimensional |
As |
Sheet |
Dimensional
|
(c) |
Physical |
As
i) Screw Clamp body- IRS M-37
ii) (welded with arm’s end of clamp)
iii)
iv)
|
Sheet |
Satisfactory |
S. No. |
Parameter |
Value Specified |
Observations |
Remarks |
(d) |
Screw Clamp |
|
|
|
d.1 |
Chemical |
As
%S- %P-
|
Sheet |
Test As
|
e.1 |
Chemical |
As (Reaffirmed
|
Sheet |
Test As
|
|
Ladle Analysis
%C 0.50-0.60 %Si 1.50-2.00 %Mn 0.80-1.00 %S 0.040 max. %P 0.040 max. |
Check Analysis Permissible Variation %C ±0.03 %Si ±0.05 %Mn ±0.04 %S +0.005 %P +0.005
|
||||
e.2 |
Hardness |
As
30-35
OR
As (Reaffirmed
|
Sheet |
Test As
|
S. No. |
Parameter |
Value Specified |
Observations |
Remarks |
(f) |
Hexagonal Bolt & Nut |
|
|
|
f.1 |
Property |
For
For |
Sheet |
Property Class for Bolt 4.8 & Nut 5 |
(g) |
M.S. |
Material
|
Sheet |
IS 2062-2011, E-250A |
(h) |
Marking |
Part
|
RT-5856 |
|