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