Description: non-expendable interflange blind device with the durable base made from stainless steel and double faced sealing layers
Typical applications - flat-faced flanges of:
- gas-, water-, heat network pipelines
- technological pipelines in chemical and oil-processing industry
Characteristics:
- application - shutting-down pipelines when servicing
- the following sealing material types are available:
- GraFlan® (expanded graphite coated by glass-cloth laminate) - PTFE - silicon rubber
- elasticity and cyclic loads resistance owing to the additional expanded graphite bottom layer
Temperature: from - 60°С to + 260°С Standard sizes:
DN up to 400 for PN up to 1,6 MPa
DN up to 300 for PN up to 2,5 MPa
DN up to 250 for PN up to 4,0 MPa |