1.ISO/TS 16949. 2.ASTM,BS,JIS,DIN. 3.Hardness:46-52 HRC. ... , Corrosion-resistant, etc. 1. Abundant experience in casting production.2. High-standard technology team.3. Standard: ASTM, BS, JIS,DIN,etc ... .6. Heat-resistant, wear-resistant, corrosion-resistant, etc.7. Strict quality control.8. Inspection:* Foundry in-house.* Third party inspection available ...