Atlas bimetallic ATCR™ fittings—the aluminum tube fitting with a stainless steel face-seal, make UHV aluminum vacuum systems a reality.
Atlas aluminum ATCR™ face-seal fittings are fully compatible with Swagelok VCR® and Parker-Hannifin VacuSeal® fittings.
Body/Weld Interface: Aluminum 6061-T6
Seal-Face: Stainless Steel 316L, Optional Titanium (commercially pure)
Rotatable Nut: Aluminum 6061-T6, Optional Stainless Steel 304
Vacuum: Leak tested to < 1x10-9 cc/sec of He
Temperature, Peak: 300ºC (During weld-up)
Temperature, Operational: -200ºC to 250ºC
Mechanical (EXW Interface)