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Dosto, ab baat karte hain is poori masterclass ke sab se ahem aur practical hissay ki. Jise Practical Specification Decoding kaha jata hai. Is slide mein hum aik real-world valve ki technical specification ko de-code karenge. Farz karein aapke samne ek line likhi hai. Four inch, CL six hundred, Globe, API six twenty three, A two sixteen WCB, Trim eight, BW. Ab isay samajhte hain. Is mein sab se pehle four inch valve ke Nominal Size ko zahir karta hai. Yani yeh char inch ka valve hai. Iske baad CL six hundred iski High Pressure Rating Class ko zahir karta hai. Agla lafza Globe is valve ki type ko batata hai. Jo ke throttling ke liye use hota hai. Iske baad API six twenty three iska Technical Design Standard hai. Phir A two sixteen WCB iske Cast Carbon Steel body material ko zahir karta hai. Agla code Trim eight hai. Yeh iske thirteen chrome plus hardfaced standard trim material ko batata hai. Aur aakhir mein BW iske Butt-Weld end connection ko zahir karta hai. Mechanical professionals ke liye alert yeh hai. Field mein kisi bhi valve ko store se nikalwate waqt parhna lazmi hai. Line par lagate waqt is tarah poori technical line ko dhyan se parhein. Is data ko verify karna nihayat lazmi hota hai.
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