low carbon adapter Material Standard: ASTM,AISI, DIN, BS and JIS Casting ... as Caterpillar, Komastu, ESCO, Bobcat, Hensley, Volvo and Kobel.The carbon steel bucket have the mechanical properties as below:1) Hardness ... : H65, H85, H1358) Kato: HD12509) Volvo: volvo230, volvo210, volvo220 low carbon adapter