ASTM A29 8620 loading

ASTM A29 8620、4340、4140 are been loading today,these are our major round bar items,and offer QT(Quenching + Tempering)condition.

Ms Sharon Wan

Mobile/WhatsApp: 0086-13580960968

Tel: 0086-769-23190193

Fax: 0086-769-88705839

Email: Sharon@otaisteel.com