Spades and Ring Spacers should be made from a plate or forging specification, approved for use by ASME B31.3, of essentially the same chemical composition as the mating flanges and piping involved
ASME B16.48 Spades & Ring Spacers, Paddle Blank Flange, Paddle Spacer
ASME B16.48 Spades & Ring Spacers, Paddle Blank Flange, Paddle Spacer
Lap Joint Flanges ManufacturersANSI B16.5 Lap Joint Flanges Suppliers
Dimensions and Weights of Spades (Paddle Blank) and Ring Spacers (Paddle Spacer) ASME B16.47 For Installation Between ASME B16.47 Series A Flanges. 26 Inch To 60 Inch, PDF, Building Materials
Flanges Australian Standard
Dimensions of Spades and Ring Spacers ASME B16.48, PDF, Mechanical Engineering
Spades Ring Spacers Flanges and Stainless Steel Paddle Spacer
Dimensions of Class 150 Ring Joint (RTJ) Flanges
ASME B16.5 flange ANSI B16.5 Cl 150/ 300/400 pipe flanges dimension