Guanghan Hengrui Steelball Manufacturing Co.,Ltd:

High Precision Ball Manufacturer

Learn More About Us

HRGQ is an experienced industrial steel ball manufacuring company that has been providing high precision steel balls since 1994. We offer many variations of steel balls. We are officially Nadcap Accredited for heat treating and AS9100 Certified. We are leading provider of steel balls for Aviation Industry. We're constantly working to find ways to develop metal finishing processes that protect and preserve the environment.



The Nadcap program is administered by the Performance Review Institute (PRI). Nadcap was established in 1990 by SAE international . Nadcap's membership consists of "prime contractors" who coordinate with aerospace accredited suppliers to develop industry-wide audit criteria for special processes and products. Nadcap provides independent certification of manufacturing processes for the industry.

AS9100 is the international Quality Management System standard for the Aviation, Space and Defense (AS&D) industry, created by the IAQG, and AS9100 Rev D (2016) is the most recent version. The standard provides suppliers with requirements for creating and maintaining a comprehensive quality system for providing safe and reliable products to the ASD industry, as well as civil & military aviation requirements. “AS9100 Certified” means an organization has met the requirements of AS9100D.

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Featured Products

AMS 5630 440C Precision Ball(DFARS)

Stainless Steel Precision Hollow Ball

Grade 10 CarTech® M50 Precision Ball

AMS 6444/6440 SAE 52100 Precision Ball