Get current pricing for Alfa Laval, 4,600 Sq. Ft. Alfa L 4600 Sq.ft. 316 Stainless Steel Alfa Laval Plate And Frame Heat Exchanger. 592 Stainless Steel Plates. 6 Inlet/outlet. Rated 150 Psi @ 302 F. Mod . Product Category: Process Equipment, Sub Category: Process Heat Exchangers: