Standard: EN593/ ISO 5752 /BS5155/AWWA C504
Flange drilling is according to DIN 2501, BS4504, ANSI B16.1
Working pressure: 10bar/16bar/25bar
Testing pressure:
Shell: 15bar/24bar/37.5bar
Seal: 11bar/17.6bar/27.5bar
Material:
Body: DI/CI /Carbon Steel/Stainless Steel
Disc: DI/Stainless steel 304/316, AL-Bronze
Shaft: Stainless steel410/416/420
Seat: EPDM/NBR
Coating: Internal and external with fusion bonded epoxy coating min250μm
https://www.sxsolidvalve.com/butterfly-valve/lug-type-butterfly-valve.html
