Forged bottom pieces and plugs

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Forged bottom pieces and plugs
 

Spec. TU 1469-006-00153229-2001*
Spec. TU 1469-006-00153229-2009**
Spec. TU 1469-035-00153229-2015**
Spec. TU 1469-040-00153229-2017
GOST 6533-78
GOST 17379-2001

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  Forged bottom pieces and plugs
  Forged bottom pieces and plugs
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* Тechnical specification included in the Registry of Main Product Types Purchased by Transneft
** Тechnical specification included in the Registry of Gazprom Piping Products

Forged bottoms and plugs are the components completing the design and sealing the pipelines. Bottoms are also widely used in the manufacture of vessels, tanks and reservoirs, both pressure and loading, for various plants in energy, oil, gas and chemical industries. 

Reference example of forged& welded bottom for connection to pipe OD 720 mm, WT 16 mm and strength class K56, operating pressure 7.5 MPa at service factor m=0.6; climate design UKhL:

Днище ДШ 720(16К56)-7,5-0,6-УХЛ ТУ 1469-006-00153229-2009
ENG: Bottom DSh 720(16K56)-7,5-0,6-UKhL Spec. TU 1469-006-00153229-2009

Reference example of bottom for connection to pipe OD 530 mm and WT 12 mm:

Днище 530-12 ГОСТ 6533-78
ENG: Bottom 530-12 GOST 6533-78

Reference example of plug: OD 159 mm, WT 10 mm, steel grade 09G2S (Cyrillic 09Г2С):

Заглушка 159х10-09Г2С ГОСТ 17379-2001
ENG: Plug 159х10-09G2S GOST 17379-2001

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Forged bottom pieces

Norms and Regulations Nominal diameter, DN Operating pressure, Pop, MPa
Spec. TU 1469-006-00153229-2001 500… 1200 up to 11.8
Spec. TU 1469-006-00153229-2009 500… 1400* up to 11.8*
50… 1000** up to 16.0**
Spec. TU 1469-035-00153229-2015 50… 500 up to 32.0
600… 1000 up to 16.0
1200… 1400 up to 11.8
Spec. TU 1469-040-00153229-2017 50… 1200 up to 32.0
GOST 6533-78 125… 2000 up to 16.0

*Datasheets: Forged bottom pieces for Gas Mains.
** Datasheets: Forged bottom pieces for Field Gas Lines.

Forged plugs

Norms and Regulations Nominal diameter, DN Operating pressure, Pop, MPa
GOST 17379-2001 50… 500 up to 16.0

The bottoms are available in performance different from specified in the table (pressure, service factor or climate design) or for connection with piping of different thickness. The bottoms are available with adaptor rings (strength up to K60, length at least 250 mm) acc. to SNIP III.42.80 upon request and may come with external insulation coating according to Specifications TU 1469-011-00153229-2012 and TU 1469-006-00153229-2001.