QUICK OPENING CLOSURES WITH JAWS

QOC Solutions ’ manufactures quick opening closures with jaws. The recommended sizes for use of these type of quick opening closure go from DN 6’’ up to DN 72’’ with suggested rating up to ANSI 2500.

The quick opening closures with jaws is activated by screwing/unscrewing a threaded operating rod that moves the jaws allowing the release of the cover for the opening.

 

Product Information
QOC Nominal Size From 6″ to 72″
QOC Design Code ASME VIII Div. 1 App. 24 / Div. 2 / EN 13445
QOC Design Pressure Rating Up to ANSI 2500
QOC Design Temperature (min/max) -46°C / +350°C
Qoc Orientation Horizontal/Vertical
Gasket Seal O-ring/Lip seal
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
Clamp 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

Nikel plating

Final painting according to specification

Cold galvanizing
Teflon coating
Mechanical Key Interlock

*= APPLICABLE AT REQUEST

SCARICA PDF

 

Product Information
QOC Nominal Size From 6″ to 72″
QOC Design Code ASME VIII Div. 1 App. 24 / Div. 2 / EN 13445
QOC Design Pressure Rating Up to ANSI 2500
QOC Design Temperature (min/max) -46°C / +350°C
Qoc Orientation Horizontal/Vertical
Gasket Seal O-ring/Lip seal
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
Clamp 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

Nikel plating

Final painting according to specification

Cold galvanizing
Teflon coating
Mechanical Key Interlock

*= APPLICABLE AT REQUEST

SCARICA PDF