Wikipedia entity: List of blade materials
Topics: materials; chemistry; properties
Original sentence: It has a carbon content of 0.45%V-x seriesV-1/V-2 Chrome is added to improve quenching performance.
Quantified sentence: It has a tiny carbon content V-x seriesV-1/V-2 Chrome is added to improve quenching performance.
Quantifier: tiny
Percentage: 0.45%
Specificity: unable