• LOG VALVE

  • LOG VALVE

  • LOG VALVE

  • LOG VALVE

  • LOG VALVE

  • LOG VALVE

  • LOG VALVE

  • LOG VALVE

Copyright 2024 - LOG VALVE Kft.

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Ventile

 

ASZ type needle valve

This inside threaded needle valve is of simple design for wide pressure range. Long life is ensured by the non-rotating, self-centering valve tip and also by the weld on valve seat. The needle valve can be made with flanged, threaded, butt welded and socket welded ends as well. The needle valve can be built in the streamline of the pipeline in the direction of the arrow located on the valve body.

Dimensions: DN 15; DN 25 / NPS 1/2”; 1”
Pressure range: PN 40 – 400 / Class 300 - 2500
Temperature range: - 60°C - +343°

Main features:

  • Flow regulating valve
  • Self-centering tip, closing on conical surface
  • Weld on valve seat
  • Flanged, threaded, butt welded, or socket welded ends

Design options:

  • On customer demand

Materials:

  • ASTM A350 LF2
  • ASTM A479 316(L)

Design standards:

  • Face to face length: ASME B16.10; EN 558
  • Socket welded type: ASME B16.11; DIN 3239
  • Butt welded type: ASME B16.25; EN 12627
  • Threaded type: ASME B1.20.1 NPT
  • Flanged type: ASME B16.5; EN 1092-1; GOST 12815; GOST 12821
  • Pressure test: API 598; EN 12266-1
  • NACE design: NACE MR0175 / ISO 15156

ASZ


KFSZ type needle valve

The KFSZ type needle valve stainless steel design made for up to 10000 psi (690 bar) nominal pressure. Long life is ensured by the non-rotating, self-centering tip and the male thread, which is out of contact with the medium located over the stuffing box and the plastic stem guard. Depending on the order the needle valve can be manufactured with connecting threads of NPT 1/2” outside or inside, and also M20x1,5 inside. The valve body can be blow off by the vent plug located on its bottom. The needle valve can be built in the streamline of the pipeline in the direction of the arrow located on the valve body.

Dimension: 1/2”
Pressure range: 0 - 10000psi
Temperature range: - 60°C - +150°C

Main features:

  • Stainless steel design
  • Went plug for body pressure relief
  • NPT 1/2” or M20x1,5 connecting threads
  • Self-centering tip, closing on conical surface

Design options:

  • Connecting threads on customer demand

Material:

  • ASTM A479 316(L)

Design standards:

  • Threaded type: ASME B1.20.1 NPT; ISO 965
  • Pressure test: API 598; EN 12266-1
  • NACE design: NACE MR0175 / ISO 15156

KFSZ


LM-1 type manometer needle valve

The LM-1 type manometer needle valve makes possible the connection of the manometers to pipelines. The valve body is a four way cock, and can be manufactured with NPT 1/2” or M20x1,5 connecting threads depending to the order. The valve body can be blown off to provide easy installation or dismantling under pressure as well. The manometer needle valve can be built in the streamline of the pipeline in the direction of the arrow located on the valve body.

Dimension: DN 15
Pressure range: PN 40 – 350
Temperature range: - 60°C - +150°C

Main features:

  • Went plug for body pressure relief
  • NPT 1/2” or M20x1,5 connecting threads
  • Self-centering tip, closing on conical surface
  • Weld on valve seat

Design options:

  • Handlever design
  • Handwheel design
  • Connecting threads on customer demand

Materials:

  • ASTM A350 LF2
  • ASTM A479 316(L)

Design standards:

  • Threaded type: ASME B1.20.1 NPT; ISO 965
  • Pressure test: API 598; EN 12266-1
  • NACE design: NACE MR0175 / ISO 15156

LM-1


LM-2 type manometer needle valve

The LM-2 type manometer needle valve differs from the LM-1 type one only in the arrangement of the valve body connections.

Dimension: DN 15
Pressure range: PN 40 – 350
Temperature range: - 60°C - +150°C

Main features:

  • Went plug for body pressure relief
  • NPT 1/2” or M20x1,5 connecting threads
  • Self-centering tip, closing on conical surface
  • Weld on valve seat

Design options:

  • Handlever design
  • Handwheel design
  • Connecting threads on customer demand

Materials:

  • ASTM A350 LF2
  • ASTM A479 316(L)

Design standards:

  • Threaded type: ASME B1.20.1 NPT; ISO 965
  • Pressure test: API 598; EN 12266-1
  • NACE design: NACE MR0175 / ISO 15156

LM-2


LE-LF type shut-off and control globe valve

This valve is designed according to API 602 Standard with forged body up to 50mm nominal size, for wide pressure-, and temperature ranges. The LE type valve is suitable for closing gas and liquid mediums streams while the LF type is suitable also for chocking. The valve seat and the disc is welded with Stellite 6 for the purpose of excellent abrasion resistance. The packing of the stuffing box is graphite (or Teflon) rings, which can be replaced during operation as well, in the uppermost position of the stem. The sealing of the bonnet is highly flexible spiral wound gasket. For higher pressures the sealing is a stainless steel gasket ring. The valves can be manufactured with threaded valve seats on demand.

Dimension range: DN 10 - 50 / NPS 3/8" - 2"
Pressure range: PN 16 – 400 / Class 150 - 2500
Temperature range: - 60°C - +550°C

Main features:

  • Disc closing on conical surface
  • Bolted bonnet
  • Rising stem design with rising handwheel
  • Ensured backseat
  • Flanged, threaded, butt welded, or socket welded ends

Design options:

  • Renewable valve seat
  • Electric motor operation
  • Pneumatic operation

Materials:

  • ASTM A105
  • ASTM A350 LF2
  • ASTM A182 F11
  • ASTM A182 F316(L)

Design standards:

  • Construction: API 602 / ISO 15761
  • Face to face length: ASME B16.10
  • Socket welded type: ASME B16.11; DIN 3239
  • Butt welded type: ASME B16.25; EN 12627
  • Threaded type: ASME B1.20.1; ISO 228
  • Flanged type: ASME B16.5; EN 1092-1; GOST 12815; GOST 12821
  • Pressure test: API 602; EN 12266-1
  • NACE design: NACE MR0175 / ISO 15156

LE-LF


LVCS-1 type spring return check valve

A forged body check valve manufactured according to API 602 Standard with up to 50 mm nominal size, for wide pressure-, and temperature ranges. The piston type check valve is made with helical spring returning closing element. The valve can be installed only for one way streams. In case of back stream the valve closes due to spring force and the pressure of medium. The valve seat and the disc is welded with Stellite 6 for the purpose of excellent wearing resistance. The sealing of the bonnet is highly flexible spiral wound gasket. At higher pressures the sealing is made of stainless steel gasket ring. The check valves can be manufactured also with threaded valve seats on demand.

Dimension range: DN 10 - 50 / NPS 3/8" - 2"
Pressure range: PN 16 – 400 / Class 150 - 2500
Temperature range: - 60°C - +550°

Main features:

  • Forged body
  • Bolted bonnet
  • Spring return disc closing on conical surface
  • Flanged, threaded, butt welded, or socket welded ends

Design options:

  • Renewable valve seat

Materials:

  • ASTM A105
  • ASTM A350 LF2
  • ASTM A182 F11
  • ASTM A182 F316(L)

Design standards:

  • Construction: API 602 / ISO 15761
  • Face to face length: ASME B16.10
  • Socket welded type: ASME B16.11; DIN 3239
  • Butt welded type: ASME B16.25; EN 12627
  • Threaded type: ASME B1.20.1; ISO 228
  • Flanged type: ASME B16.5; EN 1092-1; GOST 12815; GOST 12821
  • Pressure test: API 602; EN 12266-1
  • NACE design: NACE MR0175 / ISO 15156

LVCS-1


LVCS-2 type swing check valve

This swing type check valve is made for wide pressure-, and temperature ranges. The valve can be installed only for one way streams. In case of back stream the valve closes due to own weight of the closing element and also the pressure of the medium. The valve body in welded for smaller sizes and of casted design for bigger sizes. The valve seat and the disc is welded with Stellite 6 for the purpose of excellent wearing resistance. The valve seat can be made in welded or renewable, threaded versions. The sealing of the bonnet is highly flexible spiral wound gasket. For higher pressures the sealing is made of stainless steel gasket ring, or self-sealing graphite ring.

Dimension range: DN 50 - 150 / NPS 2" - 6"
Pressure range: PN 16 – 250 / Class 150 - 1500
Temperature range: - 60°C - +427°C

Main features:

  • Cast or welded body
  • Bolted bonnet
  • Self adjusting disc
  • Flanged, or butt welded ends

Design options:

  • Renewable valve seat
  • Pressure seal bonnet in case of higher pressures

Materials:

  • ASTM A350 LF2; ASTM A352 LCC
  • ASTM A479 316(L); ASTM A351 CF8M

Design standards:

  • Construction: API 6D / ISO 14313
  • Face to face length: ASME B16.10
  • Butt welded type: ASME B16.25; EN 12627
  • Flanged type: ASME B16.5; EN 1092-1; GOST 12815; GOST 12821
  • Pressure test: API 6D; EN 12266-1
  • NACE design: NACE MR0175 / ISO 15156

LVCS-2

Kugelhähne


LGF type ball valve

This ball valve is made according to API 6D Standard, with trunnion mounted ball for medium and high pressures. The body is made of 2 or 3 forged steel parts. The seat rings loaded helical springs, resulting in high safety closure even at low pressure. At the standard version design the ball and the seat rings are supplied with nickel coating, but there is a version with metal closing, tungsten-carbide coating designs as well. All ball valve are antistatic.

Dimension range: DN 50 - 1000 / NPS 2" - 40"
Pressure range: PN 16 – 420 / Class 150 - 2500
Temperature range: - 60°C - +250°C

Main features:

  • Trunnion mounted ball
  • 2 or three-piece body
  • Double stem and body seal
  • Spring loaded seat
  • Double block and bleed
  • Automatic body pressure relief
  • Drain plug on the body
  • Antistatic design
  • Flanged or butt welded ends

Design possibilites:

  • Double piston effect
  • Reduced bore design
  • Metal to metal sealing surfaces
  • Electric motor operation
  • Pneumatic operation

Materials:

  • ASTM A105
  • ASTM A350 LF2
  • ASTM 182 F316(L)

Design standards:

  • Construction: API 6D / ISO 14313
  • Face to face length: ASME B16.10; EN 558
  • Butt welded type: ASME B16.25; EN 12627
  • Flanged type: ASME B16.5; EN 1092-1; GOST 12815; GOST 12821
  • Pressure test: API 6D; EN 12266-1
  • NACE design: NACE MR0175 / ISO 15156

LGF


LGK type ball valve

This floating ball valve for low pressures can be manufactured in a large size range. The body can consist of 2 or 3 pieces, made of rolled or forged steel at smaller sizes. For bigger sizes they are made of cast steel. The pre-tensioned sealing rings resulting in high safety closure. The ball is coated with high hardness nickel coating. On demand this ball valve can be manufactured with stem supplied with packing box and with actuator as well.

Dimension range: DN 15 - 150 / NPS 1/2" - 6"
Pressure range: PN 16 – 40 / Class 150 - 300
Temperature range: - 60°C - +150°C

Main features:

  • Floating ball design
  • 2 or three-piece body
  • Flanged, threaded, or butt welded ends

Design possibilites:

  • Stem with packing
  • Antistatic design
  • Reduced bore design
  • Electric motor operation
  • Pneumatic operation

Materials:

  • ASTM A105; ASTM A216 WCB
  • ASTM A350 LF2; ASTM A352 LCC
  • ASTM A479 316(L); ASTM A351 CF8M

Design standards:

  • Face to face length: ASME B16.10; EN 558
  • Butt welded type: ASME B16.25; EN 12627
  • Flanged type: ASME B16.5; EN 1092-1; GOST 12815; GOST 12821
  • Pressure test: API 598; EN 12266-1
  • NACE design: NACE MR0175 / ISO 15156

LGK


LGU type ball valve

This floating ball valve can be applied in wide pressure range. The body is made of galvanized carbon steel or corrosion-resistant steel. The pre-tensioned sealing rings result in high safety closure even at low and high pressures. The ball is coated with high hardness nickel coating. The unique design of the ball valve ensures that it can be manufactured with various type of threaded, flanged or butt welded ends and can be supplied with actuator as well.

Dimension range: DN 15 - 50 / NPS 1/2" - 2"
Pressure range: PN 16 – 250 / Class 150 - 1500
Temperature range: -60°C - +150°C

Main features:

  • Floating ball design
  • Modular structure
  • Flanged, threaded, or butt welded ends
  • Loose flanged construction
  • The ball valve can be fixed in open and closed position with the stop plate

Design possibilites:

  • Electric motor operation
  • Pneumatic operation
  • Antistatic design

Materials:

  • ASTM A105
  • ASTM A350 LF2
  • ASTM A479 316(L)

Design standards:

  • Face to face length: ASME B16.10; EN 558
  • Butt welded type: ASME B16.25; EN 12627
  • Threaded type: ASME B1.20.1 NPT
  • Flanged type: ASME B16.5; EN 1092-1; GOST 12815; GOST 12821
  • Pressure test: API 598; EN 12266-1
  • NACE design: NACE MR0175 / ISO 15156

LGU

Produkte

 

Kugelhähne

 

LGF

LGK

LGU


Ventile

Nadlventile - Absperr- und Regelventile - Rückschlagventile

ASZ

LGF

LM1

LM2

LE.LF

LVCS-1

LVCS-2

 


Schieber

LCT

LRT

LPT

LEKT

 


Spezialarmaturen

LBX dual closing ball valve

LBX-2 kettős zárású gömbszelep

 


Allgemeine technische Daten

 


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Kapcsolat: LOG VALVE Kft. / Cím: H-8960 Lenti, Petőfi út. 37. / E-mail: valve@log.hu / Telefon: +36-92-551-820 / Fax: +36-92-551-825
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