Monoflange & Process Valve MFV1 Monoflange Features: Material:SS316. Monoflange structure replaces multivalve assemblies with single, flange-mounted manifold, configurations eliminate potential leakage. Small volume and light weight. Configuration:Single Block,Double Block,Single Block and Bleed,Block/Block/Bleed. Compatible with ASME B16.5 flange connection. Product Name: MFV1-A Single Block. MFV1-B Double Block. MFV1-C Single Block And Bleed. MFV1-C1 Single Block And Bleed. MFV1-D Block/Block/Bleed. MFV1-D1 Block/Block/Bleed. MFV2 Process Valve Features: Material: SS316 and A350 LF2 Cryogenic Steel. Compact construction reduce potential leak points. Small volume and light weight make assembly more easily.