QOC Solutions manufactures quick opening closures for equipment under pressure and without any pressure that are customized and designed to respond to every customer’s need; among our products, there are the threaded quick opening closures (THD).
The threaded quick opening closures are recommended for using on equipment with dimension starting from DN 2” to DN 12”; with recommended ratings up to ANSI 600.
This type of QOC is activated by screwing/unscrewing the threaded cover/cap to the hub welded to the vessel.
| Product Information | |
| QOC Nominal Size | From 2″ to 12″ |
| QOC Design Code | ASME VIII Div. 1 / Div. 2 / EN 13445 |
| QOC Design Pressure Rating | Up to ANSI 600 |
| QOC Design Temperature (min/max) | -46°C / +350°C |
| Qoc Orientation | Horizontal/Vertical |
| Gasket Seal | O-Ring |
| Design Conditions | |
| Design Code ASME VIII Div. 1 | Yes |
| Code stamped |
|
| Vassel Wall Thickness | Acc. to the vessel |
| Vessel PWHT |  |
| NACE Compliance (MR0175/ISO15156) | |
| Principal Materials | |
| Hub Material | Carbon steel/Stainless Steel/Duplex/Super Duplex |
| Door Material | Carbon steel/Stainless Steel/Duplex/Super Duplex |
| Gasket Seal | NBR/HNBR/VITON/KALREZ |
| Hinge/Davit Material | Carbon Steel / Stainless Steel |
| Pressure Warning Screw Material | Stainless Steel |
| Pressure Warning Screw Seal Material | HNBR |
| Certification | |
| Material Certification | Acc. to EN 10204 2.2/ 3.1/3.2 |
| Non-Destructive Testing | |
| M.P.I. On Weld End Preparation | |
| Dye Penetrant onWeld End Preparation | |
| Ultrasonic Examination | Yes |
| Other Requirements | |
| Inspection Requirements |
|
| ASME U/U2 – Stamp Partial |
|
| CE Marking |
|
| Finish | Rough machined |
| Finish Sandblasted and coated with zinc rich epoxy primer | |
| Weld Overlay Material | |
| Nickel plating |
|
| Final painting according to specification | |
| Cold galvanizing | N.A. |
| Teflon coating | N.A. |
| Mechanical Key Interlock | |
*= APPLICABLE AT REQUEST
QOC Solutions produce chiusure rapide per impianti a pressione e non, personalizzate ed ideate per rispondere ad ogni bisogno del cliente.
Tra i modelli ci sono le chiusure rapide filettate.
Le QOC filettate (THD) sono consigliate per l’utilizzo su apparecchi di dimensioni che variano da DN 2’’ a DN 12’’ con rating consigliato fino a ANSI 600.
Le chiusure rapide filettate sono azionate attraverso l’avvitamento/svitamento del coperchio/cap filettato al corpo hub saldato all’apparecchio.
| Product Information | |
| QOC Nominal Size | From 2″ to 12″ |
| QOC Design Code | ASME VIII Div. 1 / Div. 2 / EN 13445 |
| QOC Design Pressure Rating | Up to ANSI 600 |
| QOC Design Temperature (min/max) | -46°C / +350°C |
| Qoc Orientation | Horizontal/Vertical |
| Gasket Seal | O-Ring |
| Design Conditions | |
| Design Code ASME VIII Div. 1 | Yes |
| Code stamped |
|
| Vassel Wall Thickness | Acc. to the vessel |
| Vessel PWHT | |
| NACE Compliance (MR0175/ISO15156) | |
| Principal Materials | |
| Hub Material | Carbon steel/Stainless Steel/Duplex/Super Duplex |
| Door Material | Carbon steel/Stainless Steel/Duplex/Super Duplex |
| Gasket Seal | NBR/HNBR/VITON/KALREZ |
| Hinge/Davit Material | Carbon Steel / Stainless Steel |
| Pressure Warning Screw Material | Stainless Steel |
| Pressure Warning Screw Seal Material | HNBR |
| Certification | |
| Material Certification | Acc. to EN 10204 2.2/ 3.1/3.2 |
| Non-Destructive Testing | |
| M.P.I. On Weld End Preparation | |
| Dye Penetrant onWeld End Preparation | |
| Ultrasonic Examination | Yes |
| Other Requirements | |
| Inspection Requirements |
|
| ASME U/U2 – Stamp Partial |
|
| CE Marking |
|
| Finish | Rough machined |
| Finish Sandblasted and coated with zinc rich epoxy primer | |
| Weld Overlay Material | |
| Nickel plating |
|
| Final painting according to specification | |
| Cold galvanizing | N.A. |
| Teflon coating | N.A. |
| Mechanical Key Interlock | |
*= APPLICABLE AT REQUEST