(onye na-emepụta ihe njikọ ígwè gburugburu)
A na-eme ụdọ SCIC Grade 80 (G80) maka ibuli elu dịka ụkpụrụ EN 818-2, yana nickel chromium molybdenum manganese alloy steel kwa DIN 17115 ụkpụrụ; nke ọma emebere / nyochaa ịgbado ọkụ & okpomọkụ-ọgwụgwọ hụ na chains n'ibu Njirimara gụnyere ule ike, na-agbaji ike, elongation & ike.
Ebuli na ịkwa mma, yinye, obere njikọ yinye, okirikiri njikọ yinye ibuli, Ọkwa 100 yinye, G100 yinye, yinye èbè, èbè chains, ASTM A973 / A973M-21 ọkọlọtọ nkọwapụta maka Grade 100 alloy ígwè yinye.