Very high mechanical strength steel and method for making a...

Details Very high mechanical strength steel and method for making a... Very high mechanical strength steel and method for making a...

2011-07-12

2011-07-12

Wyszomierski, George (Department: 1733)

Metal treatment

Process of modifying or maintaining internal physical...

Producing or treating layered, bonded, welded, or...

C148S652000

Reexamination Certificate

active

07976647

ABSTRACT:
The invention concerns a very high mechanical strength steel, whereof the chemical composition comprises in wt. %: 0.006%=C=0250%; 0.400%=Mn=0.950%; Si=0.300%; Cr=0.300%; 0.100%=Mo=0.500%; 0.020%=AI=0.100%; P=0.100%; B=0.010%; Ti=0.050%, the rest being iron and impurities resulting from preparation. The invention also concerns a method for making a sheet of said steel coated with zinc or zinc alloy.

REFERENCES:
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patent: 2001/0007280 (2001-07-01), Claessens et al.
patent: 2004/0202889 (2004-10-01), Fujita et al.
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Patent Abstracts of Japan, vol. 1995, No. 07, Aug. 31, 1995 & JP 07 102323 A (Kawasaki Steel Corp), Apr. 18, 1995.

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