พันช์ที่อบชุบด้วยheat treatment under pressure of quenching media พบว่าการปั้มตัดชิ้นงานชิ้นที่ 10 ถึง 10,000 พันช์มีการเปลี่ยนแปลงน้ำหนักไปจากเดิม 1.31%
The baking heat treatment quenching with a punch under pressure of quenching media. It found that the pumps cut pieces 10 to 10,000, punch has been changed from its original weight 1.31%.
Punch the heat by heat treatment under pressure of quenching media that the blanking piece 10 to 10,000 punch the weight changes from the original 1.31%.
Punch a plated with heat treatment under pressure of quenching media found that pump cutting pieces, 10 to 10 000 punch is changing the weight from the original 1.31%.