{HEAD ~ The subject method} of manufacture affords {TAIL ~ a product} with good corrosion resistance, sufficient mechanical strength and spring capacity, while avoiding the need for an anti corrosion coating which is harmful to the environment 
affords
{ HEAD ~ The subject method } of manufacture affords { TAIL ~ a product } with good corrosion resistance , sufficient mechanical strength and spring capacity , while avoiding the need for an anti corrosion coating which is harmful to the environment
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