"0"^^ . . "15000689-n"^^ . . . . . . "steel that has been hardened by immersing it in water or oil to cool it"@en-us . "110766217"@en-us . "quenched steel"^^ . "0"^^ . . . . "114149236"@en-us . "115000689"^^ . "quenched steel"@en-us .