Technical

Commonly asked questions from engineers and technical departments

Henrik Sollie avatar Geir Stiansen avatar Jarle Ribler avatar +2
18 articles in this collection
Written by Henrik Sollie, Geir Stiansen, Jarle Ribler and 2 others

What are the M & Y values for the DeltaV-Seal?

We are frequently asked to provide M & Y values for our gaskets so that the customer can design flanged joints using the ASME standard.
Christoffer Næss avatar
Written by Christoffer Næss
Updated over a week ago

Will the DeltaV-Seal eliminate hazardous areas and explosive atmospheres?

By installing the DeltaV-Seal, the user of the equipment can perform a risk assessment to demonstrate the absence of any releases.
Jarle Ribler avatar
Written by Jarle Ribler
Updated over a week ago

How effective is a static gasket seal during temperature fluctuation?

The most common way to generate the compressive load required to seal a flanged connection, is through bolts.
Christoffer Næss avatar
Written by Christoffer Næss
Updated over a week ago

Will thermal cycling effect the performance of the DeltaV-Seal?

What if the joint is subject to significant expansion and contraction cycles caused by extreme variations in temperature?
Christoffer Næss avatar
Written by Christoffer Næss
Updated over a week ago

Are there any process limitations associated with larger size gaskets?

Process limitations that are normally associated with large size gaskets
Christoffer Næss avatar
Written by Christoffer Næss
Updated over a week ago

Can we add more torque if a flange begins to leak?

If a flange leak starts, what can be done to stop the leak if using the DeltaV-Seal?
Christoffer Næss avatar
Written by Christoffer Næss
Updated over a week ago

What measures are taken to protect carbon steel gaskets against corrosion?

If carbon steel gasket is matched to carbon steel pipe, how are they protected against the corrosion that carbon steel experiences?
Jan Oredsson avatar
Written by Jan Oredsson
Updated over a week ago

What's is Hot Bolting?

Hot Bolting is the practice of removing and replacing a bolt in a running plant.
Jarle Ribler avatar
Written by Jarle Ribler
Updated over a week ago

Will the metal-to-metal contact damage the flange face?

Will the flange be damaged especially after the joint has had been opened/closed multiple times?
Jarle Ribler avatar
Written by Jarle Ribler
Updated over a week ago

Can the DeltaV-Seal be used to seal large Shell & Tube Heat Exchangers?

Christoffer Næss avatar
Written by Christoffer Næss
Updated over a week ago

Is DeltaV-Seal Fire Safe? And will it tolerate high temperatures?

Intense heat - high pressure. That's when you need a metal gasket as strong as the pipe it selves.
Jarle Ribler avatar
Written by Jarle Ribler
Updated over a week ago

Can 316L gasket be utilized on carbon steel flanges?

Pipeline design sometimes not follow best practice. Savings in designing the pipeline in carbon steel may overrule corrosion resistance.
Jan Oredsson avatar
Written by Jan Oredsson
Updated over a week ago

How is the DeltaV-Seal manufactured?

Geir Stiansen avatar
Written by Geir Stiansen
Updated over a week ago

Can you remove the need to static bond flanges using this metal gasket?

A static bond between two conductive objects is used to equalize the potential between the objects bonded so that a spark will not occur.
Jarle Ribler avatar
Written by Jarle Ribler
Updated over a week ago

How to maintain the leak-proof seal?

The DeltaV-Seal is a static, metal to metal-gasket that does not require any re-tightening of flange bolts.
Jarle Ribler avatar
Written by Jarle Ribler
Updated over a week ago

What is the function of the V-shaped ridges on the DeltaV-Seal?

What is the reason for the design, and how does it work?
Henrik Sollie avatar
Written by Henrik Sollie
Updated over a week ago

Can the metal gasket damage the flange surface?

A metal gasket provides the best seal, but is there a risk of leaving a scratch on the flange surface?
Jarle Ribler avatar
Written by Jarle Ribler
Updated over a week ago

How often do flange bolts needs to be retightened when using the DeltaV-Seal?

The DeltaV-Seal will never require any re-tightening during its operational lifespan.
Christoffer Næss avatar
Written by Christoffer Næss
Updated over a week ago