Salient Features of Spring Dowel Pin :
• Minimizes the use of nuts and bolts.
• Stable locking can be attained.
• Longer service life.
• Ease of installation.
• Lower maintenance cost.
• Can be installed in sync with nuts and bolts.
Material of Spring Dowel Pin :
Dowel Pins are manufactured out of Spring Steel 75 C 6 as per IS 2507 - 1975, heat-treated to 47 to 51 HRC. (Also see note)
Surface Finish of Spring Dowel Pin :
Generally all Dowels Pins are thermally blackened. We also provide Zinc and Phosphate surface protection.
Quality Assurance:
All Dowel pins are thoroughly inspected for Dimensions like Outer Diameter, Inner Diameter, Length, Thickness, Longitudinal gap, Chamfer Length and Hardness according to IS:5988, DIN 1481 or as per party’s specification. Dowel are checked for resilience and recovery test in order to ensure better service life.
* Limits of sizes for commercial nuts and bolts (Diameter range 1 to 39 mm)
** Specification for plain washers.
Ordering :
The basic format of ordering the Spring Dowel Pins is as follows
FOR LIGHT SERIES :
PAAALXXX
Where XXX is the length required. Light Spring dowel pin of 10 mm nominal diameter and length 40 mm to be ordered using catalogue no. Pl00L040, Where 040 is added instead of 40 mm.
FOR HEAVY SERIES :
PAAAHXXX
It is same as light series, but replace the letter L with letter H. Heavy Spring dowel pin of 10 mm nominal diameter and length 40 mm to be ordered using catalogue no. Pl00H040, Where 040 is added instead of 40 mm.
