A globe valve is a linear motion valve used to start, توقف, دریچه گاز, و جریان سیال را در خطوط لوله تنظیم کنید. Characterized

1. Introduction A Pressure Reducing Valve is a vital control device used to maintain a desired downstream pressure regardless of

1. Introduction A gate valve is a linear, on/off valve designed to either fully open or fully close the flow

1. Introduction A ball valve is a quarter-turn valves that control fluid flow using a hollow, توپ محوری. معروف

1. Introduction Cores in sand casting serve as the internal architects that shape the hidden features of metal parts—internal cavities,

1. Introduction Sand serves as the backbone of sand casting, تشکیل حفره قالب که به طور مستقیم هر ریخته گری را شکل می دهد. توسط

1. Introduction Sand casting stands as one of the oldest and most versatile metal-forming processes. By forcing molten metal into