DVAI is the specialist of MRC (Medium Knuckle Radius) bottoms accroding to NFE 81-104. The Dished heads are manufactured from DVAI’s stainless steel plate stock in order to master the quality and deadlines.
TECHNICAL CHARACTERISTICS – Norm NFE 81-104
H2 = RI - √ ((RI – RC) ² - (K – RC) ²)
With K = 0.5 x (DE- 2 E)
E = Thickness
- Machine polishing possibility
- Head cutting possibility for openings
- Possibility to manufacture your shells with the exact expansion length of your heads for easy assembling