First quality bolts are not produced from poor quality raw materials. Our raw material inventory is produced according to KURSAN Cıvata material specifications written to control rolling applications and also dictate chemistry and material cleanliness. We conduct on-site inspections of our steel suppliers and closely monitor their output. These quality audits are performed by our professional staff and ensure a thorough understanding of customer requirements and mill practices.

High Strength / Low Alloy Steel: 4140 4340

Iron Based Superalloy: A286

API 20F: ASTM A453, Gr. 660 API 6ACRA

(Alloy 716, Alloy 718, Alloy 725, Alloy 925, Alloy 935 and Alloy 945)

We are not limited to the options listed.