Butterfly Valve's|Basic of Butterfly Valve's & their types|Operation|Theory|Practical|In Hindi|

[@surajsalunkhe609]

Thanks sir..good information.

[@usmanrao4264]

Thanks for your efforts and proper support for professionals.

[@minkhadka9606]

Very nice very beautiful butterfly wall all beautiful wall

[@eliyaskhan8008]

Informative video 😊

[@Anandcomdey78]

Thanks

[@EsvAnistan]

🎉

[@saikatghosh3611]

200 mm Gear operated butterfly valve specification.

[@Himanshu_3006]

Plz provide pdf thanks for this effort

[@ashutoshraj5390]

Koi v valve clockwise open hota h Kya???

[@MohsinShaikh-v2i]

Double offset & triple offset btao

[@shyambahaduryadav1575]

Gasket lagta hai ki nahi

[@LakhanSingh-z2z]

Rate kaha se lee

[@dalpatbhaipanchal809]

🙏🙏🙏🙏👌👌👌👌🌹🌹🌹🌹.....

[@revapatel7683]

क्या उसका सामान मिलता है

[@RanjanKumar-uf9md]

Bhalbh nahi valve bolo yar