ASME BandlockType QOC Quick Opening Closure
  • ASME BandlockType QOC Quick Opening Closure
  • ASME BandlockType QOC Quick Opening Closure

ASME BandlockType QOC Quick Opening Closure

Brand Lianerdun

Product origin China

Delivery time 30-60days

Supply capacity 100Pcs/Month

1. Material selection: Lock ring type quick opening closure needs to be manufactured with corrosion-resistant, high temperature-resistant and high-strength materials. These materials can ensure the stability and durability of the blind in a variety of harsh environments.
2. Structural design: the structural design of the quick opening closure is the key, need to consider its sealing performance, the convenience of opening and closing, and safety.
3. Sealing technology: In order to ensure the sealing performance of the pipeline or vessel, the quick opening closure needs to use high-quality sealing gaskets, such as VITON and HNBR.

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ASME BandlockType QOC Quick Opening Closure

ASME Bandlock Type QOC Quick Opening Closure

Fast opening door closures

ASME Bandlock Type QOC Quick Opening Closure Product Information


Product Information

QOC Nominal Size

From 4″ to 78″

QOC Design Code

ASME VIII Div. 1

QOC Design Pressure Rating

Up to 100MPa

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

Yes

Vassel Wall Thickness

Acc. to the vessel

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

Hinge/Davit Material

Carbon Steel / Stainless Steel

ASME Bandlock Type QOC Quick Opening Closure Storage

If the quick opening closure needs to be stored, the sealing ring should be removed and the sealing surface and sealing groove should be thoroughly cleaned, anti-rust oil should be evenly applied to the surface, then the sealing ring should be re-installed, and the quick opening closure should be wrapped up with a plastic sheet or other wrapping materials as a whole, and then put into a packing box for storing indoors.


ASME Bandlock Type QOC Quick Opening Closure Inspection

1)Regularly or irregularly check the condition of seals, observe whether the seals are damaged or rubber aging, if defective must be replaced;

2)Regularly or irregularly check whether the safety interlocking mechanism is intact, whether the safety bolt is broken, whether the sealing ring is damaged or aging, if defective must be replaced;

3) Regularly or irregularly check whether the quick opening closure is flexible and reliable.

Quick opening closure


Company Profile

After a long period of exploration and accumulation, Heilongjiang Lianerdun Petrochemical Equipment Co., Ltd. has formed a development path suitable for the company and established a medium- and long-term development plan of "based on the existing, expanding innovation". 

A-level high-pressure qualification, specializing in the production of large-caliber, high-pressure fast-opening blind plates of various types, fast construction period, complete inspection certificates. The business involves long-term cooperative suppliers such as CNPC, Sinopec, and CNOOC. With excellent service quality and professional and safe technical service strength, we provide suppliers with higher and better services.

QOC



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