1/2H material, "O"

English translation: 1/2H (drawn) 0 (soft annealed)

GLOSSARY ENTRY (DERIVED FROM QUESTION BELOW)

English term or phrase:	1/2H material, "O"
Selected answer:	1/2H (drawn) 0 (soft annealed)
Entered by:	Gayle Wallimann

07:07 Oct 18, 2004

English language (monolingual) [PRO]
Tech/Engineering - Mechanics / Mech Engineering

English term or phrase: 1/2H material, "O"

air conditioning

[piping - the text is saying that since the refrigerant of this new unit is R410A, while previous unist used R22 (lower pressure) some changes need to be made to circuits/tools used, etc.]

"Refrigerant piping:
Only ö 19.1 is changed to ***1/2H material***
while the previous material is ***"O"***.

...what kind of material is it? and what's the "O"??

Elena Ghetti KudoZ activity Questions: 2611 (4 open) (30 without valid answers) (3 closed without grading) Answers: 2529 Italy
Local time: 21:47

1/2 H copper piping

Selected response from:

Gayle Wallimann
Local time: 21:47

Grading comment

thanks a lot!
4 KudoZ points were awarded for this answer

SUMMARY OF ALL EXPLANATIONS PROVIDED

4 +1

1/2 H copper piping

Gayle Wallimann

Discussion entries: 1

Answers

16 mins confidence:

peer agreement (net): +1

1/2h material,

1/2 H copper piping

Explanation:
I think that you are on the right track.
See the second link for the specifications of refrigeration parts (copper pipes)
1/2 H means drawn, whereas H is hard drawn. O is soft annealed.

Reference: http://www.inaba-denko.com/eng/products/pipe/nh-khe/nh-khe_s...
Reference: http://www.northeast.com.sg/products/02_copper_pipes_tubes/0...

Gayle Wallimann
Local time: 21:47
Native speaker of:

English
PRO pts in category: 16

Grading comment

thanks a lot!

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1/2H material, "O"

English translation: 1/2H (drawn) 0 (soft annealed)

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1/2H material, "O"

English translation: 1/2H (drawn) 0 (soft annealed)

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