Din94 Stainless Steel Split Cotter Pin

Din94 Stainless Steel Split Cotter Pin   Cotter pin is also known as split pin that is bended in the middle of a steel panel to become two shoulder to shouler feet , and a round hole at the one end ; split pin go through the hole of the workpieces and widen the two feet to make the workpieces not back or slip out .     Specification       

diameter	length	hardness/HRC	material
1.5	10	50	steel
2	25	50	steel
2.5	30	50	steel
3	35	50	steel
3.5	40	50	steel
4.0	50	50	steel

          Finishings for drive pin       1. Plated Zinc       2. Plated nickel       3. Plated copper       4. Plated brass       5. Plated chrome       6. Plated cadium           Material introduction       1) Super material .   all material are tested before feeded in and meet or over given requirements or standard .           2) Exceptional Anti-rust performace .   stainless steel material is good resistance from rust ,generally , finished goods can be anti-rusted over 72 hours under 96% salty sprey . so the most goods in outdoor or on seaside are choosed stainless steel as the first material .   As stainless steel contains nickel and chrome elementes , it is one of the best material that on resistance rust , especially for working surroundings with much acidity .           3) Nice surface .   goods are polished after finished forming . this is a good choice for ornamental parts . besides , stainless steel parts also can be finished in different colors per surface of fittings . In fact , stainless part itself has bright appearance .           4) Strong Strength .   As stainless steel has more "C" element , especially martensite stainless .           5) Antibiosis .   Most medical equipments are made from stainless steel as it can be up to 99% on killing bacteria .           6) Outstanding weldability .   The part under normal temperature is showing austenite status , and keep the perfect comprehensive performance .           7) High hardness .   Parts are made from alloy elements material .it is up to HRC58 or more high .           8) Resistance to abrasion .   High hardness ensures parts can resist abrasion during operation .           9) Enviromental protection .   Picked material and finish treatment are based on ROHS or GB standard .                           Control Quality       (1) Checking material before feed in   all material must be checked according to the requirements of products before put them onto the machines to ensure material is available .       (2) IPQC ( by handle and auto-machined control )   The semi-finished products must be checked in special tools during production , this ensure products are always under control .       (3) Chemical elements analysis and fhysical testing after post treatment   The most metal products need post treatment after finished proudct, all products will be tested after than to make sure the quality of products are meet the related requirement .       (4) The second inspection , sort all finished goods by sorting machines if required ;   All goods were finished , they must to be tested and checked before package ; In this phase , goods will be checked in full inspection or partial inspection . and checking methods can be by handle or auto-machines .       (5) Packing   Packed in polybags and cartons or in small color bags .       (6) Last inspection ( spot checking , packages status , quantity etc )   When all goods are ready , we will make a final inspection for quantity and package’s status .       (7) Delivery   Everything is ready , we will deliver goods to appointed place or port according talking       Packing       1. In bulk           Items are packed in apparent polybags and solid cartons then , usually 3-5 bags in each carton and the gross weight is about 15 kilograms .       The sizes of the carton       20x28x16   16x18x25   20x22x28   16x18x28       Application       This package is usually for private use in the factory to assemble parts           Advantage       1) suitable for production line in the factory       2) big quanity each bag       3) low cost on package           2. Box     Items are packed in boxes inside and some boxes to a carton , the boxes would be colored or plain . 10-15 kilograms each carton . it contains plastic box and chipboard box . and both kinds of boxes can be print the customer’s logo .           Application       Box package is usually for sales in store .       Advantages       1) Individual packing       2) Customization design       3) Easy to sales       4) easy to check       5) easy to carry       6) not easy broken       7) beautiful apperance.