Patent ID: 6299833
Filing Date: 2001-10-09
Classification: C22C

Abstract:
A fracture splittable steel composition consisting essentially of:Carbon from 0.60 to 0.65 weight %;Silicon up to 0.40 weight %;Manganese from 0.60 to 0.90 weight %;Phosphorus from 0.030 to 0.070 weight %;Sulphur from 0.070 to 0.110 weight %;Chromium up to 0.50 weight %;Molybdenum up to 0.10 weight %;Nickel up to 0.5 weight %;Copper up to 0.50 weight %;Aluminum up to 0.050 wight %;Nitrogen up to 0.030 weight %; andLead up to 0.4 weight %, and unavoidable impurities, the balance being iron.