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"Mashzavod" Ltd
58023, Ukraine, t. Chernivtsy,
Prutska str, 16
Tel/fax:+38 (0372) 55-39-19
e-mail: info@mashzavod.com
Production » Heat exchangers

Shell-and-tube heat exchangers

 

Meant for heating and cooling of liquid gaseous media in various industrial processes. In terms of design, are grouped as float-head, U-tube, and rigid tube plate restraint heat exchangers. Made from carbon, alloyed and two-ply steels. Heat exchange pipes can be made using carbon and alloyed steels or brass.

 

Technical characteristics: 
Diameter (mm)up to 2,000
Heat transfer surface (m²)up to 2,000
Diameter and wall thickness of heat transfer pipes 20*2; 25*2,5; 25*2; 38*3
Pipes length (mm) up to 9,000
Temperature of the media, °C -30 ÷ +450
  

Above heat exchangers can be ordered as per available and customer specifications.

 

 

U-shaped tubes heat exchanger

 

 

(1) distribution chamber
(2) shell
(3) tube bundle
(4) movable support
(5) immovable support

 

 

 

Rigid tube plate restraint heat exchanger

 

 

(1) distribution chamber
(2) shell
(3) tube bundle
(4) compensator
(5) support
(6) cover

 

 

 

Floating head heat exchanger

 

 

(1)distribution chamber cover
(2) distribution chamber
(3) shell
(4)tube bundle
(5)floating chamber cover
(7) movable support
(8) immovable support

 

Tube-in-tube heat-exchangers

 

Meant for media heating and cooling in production techniques used in the oil, chemical, petrochemical gas and other industries. Tubes are made from carbon or alloyed steels. Operating media temperature –300°Ñ ÷ 4500°Ñ.

 

Basic data of tube-in-tube heat exchangers
NameValues
ÒÒÎÍÒÒÐÒÒÌ
Heat- transfer surface of smooth tubes, m20,11 - 4,455,0 - 18,03,9 - 93,0
Outer diameter of heat- transfer tubes, mm25; 38; 48; 57; 89; 108; 133; 15989; 108; 133; 15938; 48; 57
Outer diameter of shell tubes, mm57; 76; 89; 108; 133; 159; 219133; 159; 21989; 108
Nominal pressure, mPaIn tubes1,6; 4,0; 6,3; 10,0; 16,01,6; 4,01,6; 4,0
In shell1,6; 4,0; 6,3; 10,01,6; 4,01,6; 4,0
Heat transfer tubes length, mm1500; 3000; 4500; 6000; 90004500; 6000; 90003000; 4500; 6000; 9000
  

 

Tube-in-tube multicurrent heat-exchanger

Version 2- with demountable U-bends

 

 

(1) the first distribution chamber
(2) the second distribution chamber
(3) tube plate
(4) support
(5) shell tube
(6) heat transfer tube
(7) bend-pipe to lower apparatus
(8) tube plate
(9) chamber

 

 

Tube-in-tube heat exchanger, single-flow, demountable

 

 

(1) tube plate
(2) special flange joining shell tubes with grid of heat-transfer tubes
(3) special flange
(4) heat transfer tube
(5) shell tube
(6) support
(7) tube plate
(8) chamber

 

 

Single-flow nonseparable tube-in-tube heat- exchanger

Version 2-with demountable U-bends

 

 

(1)-heat transfer tube
(2)-shell tube
(3)-special tee
(4)-flange
(5)-U-bends

 

Tube bundles

 

Nomenclature of production:

  • Shell-and- tube heat exchanger of higher heat effectiveness with diameters 159÷1400mm, types ÒÏ, ÕÏ, ÊÏ according ÃÑÒÓ 3-17-205-2000, ÒÓ26-02-1062-88, ÒÓ 26-02-1101-89, ÒÓ-26-02-1069-88, ÒÓ26-02-571-77, ÒÓ-3612-023-00220302-01, ÒÓ Ó29.2-30045061-009:2005;
  • Shell and tube heat exchanger with unmovable tube plates and shell and tube heat exchanger with temperature compensator on shell according ÃÑÒÓ 3-17-206-2000, ÒÓ26-02-925-81, ÒÓ26-02-1090-88, ÒÓ-26-02-1102-89, ÒÓ26-02-1105-89, ÒÓ3612-024-00220302-02, ÒÓ Ó 29.2-30045061-014:2005;
  • Shell and tube heat exchangers, tube bundles to them and heat exchangers “tube in tube” according ÒÓ 3612-100-00220302-2005;
  • Heat exchangers  “gas-gas” for cooling and partial condensing of natural gas according ÃÏ595;
  • Heat exchanger diameter 800mm for preheating natural gas according ÒÓ 26-18-26-87;
  • Shell and tube heat exchanger with rod-type baffle according ÒÓ3Ó 0021768.416-95
  • Heat exchanger “tube in tube” single-flow and multicurrent. Construction and basic dimensions according ÃÑÒÓ3-17-203-2000, ÃÑÒÓ3-17-204-2000, ÃÑÒÓ3-17-204-2000, ÃÑÒÓ3-17-202-2000, ÒÓ26-02-1023-87, ÒÓ 26-02-1066-88, ÀÒÊ24.202.03-90, ÀÒÊ 24.202.05-90, ÀÒÊ 24.202.06 –90, ÀÒÊ 24.202.07-90, ÒÓ3612-014-00220302-99
  • tube bundles (spare parts) for equipment, pointed in paragraphs 1-4and for individual projects.

     

     

Code ÄÊÏÏ29.23.11; Code ÎÊÏ36 1211, 36 1222, 36 1212, 36 1213. Code ÄÊÏÏ 29.23.11; Code ÎÊÏ 36 8392.

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