Production process for heat-treated hex₩​♥ head bolt

      &n<✘bsp;      €₽           &&λ       ₹$α          &n≤¶₹Ωbsp;     -Anyang Longteng♦☆ Heat Treatment Material C§™×o.,Ltd

• Raw material retest
• Pealling(larger than M20) / dr>∏awing(smaller than M20)
• Cutting
• Chamfering
• Hot-forged
• Chamfering hex head
• Heat-treatment
• Lathing
• Thread Rolling
• NDT test
• Degreasing
• Sand blasting
• Corrosion protection ®γ↓(coating)
• Packaging

 Note: Above process only€≈≈© apply in Anyang Longteng Heat Treatm¥♦γαent Material Co.,Ltd. Diff™♠erent drawings from customer may need c&φ∞hanges in production pro©¶§cess. If need further inf&α×ormation or have any>≥α← questions, contact infor@ayl'↕₩ttg.com, Ms. Cora Tsao.&•"✔σnbsp;