OUR STORY
THE DUST COVER
THE DUST COVER is made of CR neoprene, which is resistant to high temperatures, aging, and acid and alkali resistance up to 1 million swings.
THE BALL STUD
THE BALL STUD is made of 40r steel,which is quenched and tempered for toughness, impact and high-frequency resistance,quenching. The surface hardness isHRC58-63 and the depth is 2-4mn.
THE MAIN BODY
THE MAIN BODY is made of high quality 45# steel, forged and tempered to a hardness of HR207-241,and the metallographic phase reaches level 1-4.

THE BALL SEAT
THE SPRlNG
THE SPRlNG is made of high-quality 65mn spring steel. After 24 hours of fatigue testing by a spring testing machine,the compression amount reaches 4mn and will never deform.
THE CLOSURE CAP
THE CLOSURE CAP is stamped and formed from 45# steel plate. After surface cleaning, electroplating or electrophoresis Dacromet, etc. are used to prevent corrosion and rust.