Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited ( Uprvunl) Lucknow
Butterfly Valve
Butterfly valve manual, dn 250, pn 10 valve body material- grey cast iron bs en **** gr en- gjl - 250 epoxy coated end connection- wafer type for insertion between ff flanges drilled to ansib, 16. 5 150, butterfly valve manual, dn 200, pn 10 valve body material- grey cast iron bs en **** gr en- gjl - 250 epoxy coated, disc material- sg iron bs en **** gr en- gjs- 400- 15 epoxy coaqted, butterfly valve manual, dn 150, pn 10 valve body material- grey cast iron bs en **** gr en- gjl - 250 epoxy coated, disc ma
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