We do..
To prevent rain water..
By the way you changed the topic..
Rgs,
Umesh Ken.,Senior Piping Project Engineer,
BECHTEL AUSTRALIA, Brisbane, QLD, Australia
Favorite quotes:
1. "Our lives begin to end the day we become silent about things that matter"
........... Dr. Martin Luther King, Jr
2. "Ones dignity may be assaulted, vandalized and cruelly mocked, but cannot be
taken away unless it is surrendered".....Michael J. Fox
3. "Life moves pretty fast, if you don't stop and look around once in a while
you could miss it" - Unknown
4. "You can't escape the responsibility of tomorrow by evading it today." -
Abraham Lincoln
5. "The whole problem with the world is that fools and fanatics are always so
certain of themselves, and wiser people so full of doubts" - Bertrand Russell.
6. "Technical Skill is the mastery of complexity, while Creativity is the
mastery of simplicity" - Unknown
7. "Success is a lousy teacher. It seduces smart people into thinking they can't
lose." – Bill Gates
8. "Moral courage is a more rare commodity than bravery in battle or great
intelligence". - Kennedy, Robert F
- Original Message ----
From: delacruzjuan1977 <delacruzjuan1977@yahoo.com>
To: PipingDesign@yahoogroups.com
Sent: Wednesday, January 30, 2008 10:09:03 PM
Subject: [PipingDesign] Re: Hydrotest (High point) Vents
a reinforcement welded to a pipe are normally pressure tested. and a
pad will normally have a tell-tale hole that is threaded. at the end
of exercise, we never plug the tell-tale hole.
- In PipingDesign@ yahoogroups. com, "umesh k.n." <umesh_kn@.. .>
wrote:
>
> Well,, i dont have experience of three decades..
> However in my one decade experience, i have seen the following..
>
> 1. Plugged vents during installation and hydrotesting (Threaded
half coupling with plug)
> 2. Remove the plug and seal weld it after testing.
> 3. Valved vents are used for all hot fluid services.
>
> Rgs,
> Umesh Ken.,Senior Piping Project Engineer,
> BECHTEL AUSTRALIA, Brisbane, QLD, Australia
>
> Favorite quotes:
> 1. "Our lives begin to end the day we become silent about things
that matter" ........... Dr. Martin Luther King, Jr
> 2. "Ones dignity may be assaulted, vandalized and cruelly mocked,
but cannot be taken away unless it is surrendered" .....Michael J. Fox
> 3. "Life moves pretty fast, if you don't stop and look around once
in a while you could miss it" - Unknown
> 4. "You can't escape the responsibility of tomorrow by evading it
today." - Abraham Lincoln
> 5. "The whole problem with the world is that fools and fanatics
are always so certain of themselves, and wiser people so full of
doubts" - Bertrand Russell.
> 6. "Technical Skill is the mastery of complexity, while Creativity
is the mastery of simplicity" - Unknown
> 7. "Success is a lousy teacher. It seduces smart people into
thinking they can't lose." – Bill Gates
> 8. "Moral courage is a more rare commodity than bravery in battle
or great intelligence" . - Kennedy, Robert F
>
>
>
> ----- Original Message ----
> From: delacruzjuan1977 <delacruzjuan1977@ ...>
> To: PipingDesign@ yahoogroups. com
> Sent: Tuesday, January 29, 2008 10:28:10 PM
> Subject: [PipingDesign] Re: Hydrotest (High point) Vents
>
> not most companies and ive been around for over 3 decades doing
piping
> work aside from pressured and rotating equipment. we dont remove
the
> vent valve. it stays on the pipe and after the test we just
install
> the plug. the resources and time needed to remove several hundred
of
> vent valves installed at the plant shoudl be enourmous.
>
> --- In PipingDesign@ yahoogroups. com, elie altawil
<eliealtawil@ ...>
> wrote:
> >
> Most companies require the removal of the vent valve after the
test
> and weld a plug n the 'Olet.
>
>
>
>
>
>
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> [Non-text portions of this message have been removed]
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Received on Wed Jan 30 15:19:00 2008