| UNI |
Italian National Standards Institute |
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Via Battistotti
Sassi, 11/B |
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20133 Milano |
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Italy |
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Tel (39) 2 70 02
41 |
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Fax (39) 2 70 10
61 49 |
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Web site:
http://www.unicei.it/uni |
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| 663 |
Seamless unalloyed
steel tubes - plain tubes for general service - quality, specifications and
testing |
| 5462 |
Seamless steel tubes
- tubes for boilers, appliances and piping for high-pressure,
high-temperature heating |
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systems - quality,
specifications and testing |
| 5745 |
Hot dip zinc coating
of steel tubes - specifications and testing |
| 5949 |
Low temperature
service |
| 6125 |
Conical gas threads
for cable conduit tubes and relative fittings for explosion-proof electrical
equipment (AD- |
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PE). (ICS code:
21.040.30) |
| 6363 |
Seamless and welded
steel tubes for water pipes |
| 6904 |
Seamless tubes of
special alloyed corrosion and heat resisting stainless tubes |
| 7091 |
Welded unalloyed
steel tubes - plain tubes for general service |
| 7287 |
Plain end seamless
tubes of basic unalloyed steel |
| 7288 |
Plain end non alloy
steel welded tubes (ICS code: 23.040.10) |
| 7683 |
Cable conduit tubes
and threaded fittings for explosion-proof electrical equipment - seamless
and welded |
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tubes of unalloyed,
zinc-coated steel |
| 7684 |
Cable conduit tubes
and threaded fittings for explosion-proof electrical equipment - zinc-coated
or cadmium- |
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coated unalloyed
steel sleeves |
| 7729 |
Plain end unalloyed
steel seamless tubes of quality for mechanical applications |
| 7810 |
Cold formed, flat
steel products for metallic structures - hollow sections - quality,
specifications and testing |
| 7811 |
Cold formed steel
products for metallic structures - circular hollow sections - dimensions and
properties |
| 7812 |
Cold formed steel
products for metallic structures - square hollow sections - dimensions and
properties |
| 7813 |
Cold formed steel
products for metallic structures - rectangular hollow sections - dimensions
and properties |
| 7946 |
Plain end welded
steel precision tubes (ICS code: 23.040.10) |
| 7947 |
Plain end welded
externally calibrated, precision steel tubes |
| 8488 |
Steel tubes for
pipelines - petroleum and natural gas industries |
| 8863 |
Unalloyed steel
seamless and welded tubes suitable for screwing in accordance with UNI ISO
7.1 |
| 8913 |
Welded steel tubes
for the automotive industry (ICS code: 77.140.75) |
| 9099 |
Steel tubes used for
underground or underwater piping. Extruded external polyethylene coating.
(ICS code: |
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77.140.75) |
| 10191 |
External
fusion-bonded polyethylene coating - tubular steel products used for buried
or submerged piping |
| ISO 7.1 |
Pipe threads where
pressure-tight joints are made on the threads - dimensions, tolerances and
designation |
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