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Pawan Specifications |
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mm |
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mm |
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mm |
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mm |
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mm |
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mm |
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mm |
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mm |
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Spring Rate
(Load required for 1mm compression)
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Kg / mm |
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Kg |
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Compression - Maximum Life
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mm |
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Kg |
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Compression - Medium Life
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mm |
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Kg |
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Compression - Average Life
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mm |
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Kg |
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Compression - Out of Service
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mm |
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Coiling Direction
(All Die springs are right hand coiling)
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Tolerance |
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Sr. No. |
Specification |
Tolerance |
1]
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Length ( 25 to 70 mm) |
- 0.5 |
+ 1.00 |
Length ( 71 to 160 mm) |
- 0.5 |
+ 1.5 |
Length ( 161 to 325 mm) |
- 0.8 |
+ 2.25 |
2]
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Outside Diameter ( Do )
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- 1.0 |
+ 0.00 |
- 2.5 |
-- |
3]
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Inside Diameter ( Di)
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- 0.00 |
+ 0.1 |
- 0.00 |
+ 0.7 |
4] |
Load |
+ / - 10 % |
5] |
Squareness |
0.05 x Lo (Maximum) |
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Spring Compression Table
Compression in % of Length (Lo) |
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Series |
Load |
Colour |
Long Life |
Medium Life |
Maximum Life |
Equivalent Standards |
PGL |
Lightest Load |
Pista |
30 % |
40 % |
50 % |
ISO 10243 |
PGE |
Load Load |
Green |
25 % |
30 % |
40 % |
ISO 10243 |
PBL |
Medium Load |
Blue |
25 % |
30 % |
37.50 % |
ISO 10243 |
PRE |
Heavy Load |
Red |
20 % |
25 % |
30 % |
ISO 10243 |
PYE |
Extra Heavy Load |
Yellow |
17 % |
20 % |
25 % |
ISO 10243 |
PUL |
Ultra Load |
Silver |
10% |
12% |
15% |
ISO 10243 |
PSF |
Lightest Load |
Yellow |
40 % |
45 % |
50 % |
JIS B 5012 |
PSL |
Load Load |
Sky Blue |
32 % |
36 % |
40 % |
JIS B 5012 |
PSM |
Medium Load |
Red |
25.6 % |
28.8 % |
32 % |
JIS B 5012 |
PSH |
Heavy Load |
Dark Green |
19.2 % |
21.6 % |
24 % |
JIS B 5012 |
PSB |
Extra Heavy Load |
Brown |
16 % |
18 % |
20 % |
JIS B 5012 |
PSR |
High Compression |
Ivory |
45% |
50% |
60% |
JIS B 5012 |
PTY |
High Compression |
Violet |
45% |
50% |
60% |
JIS B 5012 |
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