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LK Armatur

LK Armatur is a leading producer in Europe, manufactures millions of valves per year for the global HVAC market. Our solutions are based on a comprehensive view of how valves, control units, components and prefabricated products work together.
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- English
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- Yкраїнська
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LK Systems

LK Systems is the leading manufacturer of easy-to-install systems for heating and tap water distribution and pre-insulated pipes in the Nordics. Through our prefabrication factory, we also provide tailor-made solutions that simplify the installation process even further.
- Svenska
- English
- Norsk
- Suomi
LK Pex

Our PEX Pipe Extrusion business area is an innovative manufacturer of high-quality plastic pipes for the heating and plumbing industry. Our core is the efficient, high-technology production process for crosslinked PE-Xa pipes, resulting in products with a unique combination of flexibility and hydrostatic strength.
- English
LK Group

LK is a family-owned trading and production group, operating on a global scale within the HVAC-area. We are the market leader in Sweden and has an increasing sales of products, systems and solutions in the Nordic countries, Europe and the USA.
- Svenska
- English

LK Armatur

LK Armatur is a leading producer in Europe, manufactures millions of valves per year for the global HVAC market. Our solutions are based on a comprehensive view of how valves, control units, components and prefabricated products work together. Svenska English Deutsch Italiano Yкраїнська Suomi
LK Systems

LK Systems is the leading manufacturer of easy-to-install systems for heating and tap water distribution and pre-insulated pipes in the Nordics. Through our prefabrication factory, we also provide tailor-made solutions that simplify the installation process even further. Svenska English Norsk Suomi
LK Pex

Our PEX Pipe Extrusion business area is an innovative manufacturer of high-quality plastic pipes for the heating and plumbing industry. Our core is the efficient, high-technology production process for crosslinked PE-Xa pipes, resulting in products with a unique combination of flexibility and hydrostatic strength. English
LK Group

LK is a family-owned trading and production group, operating on a global scale within the HVAC-area. We are the market leader in Sweden and has an increasing sales of products, systems and solutions in the Nordic countries, Europe and the USA. Svenska English

Soldering and welding

LK Armatur
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Prefabrication
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Soldering & welding

Soldering and welding for lasting connections

We perform both soldering and welding to create strong, reliable joints tailored to your system.

Manual welding

Material: Stainless steel → Stainless steel
Used for: Pipe-to-pipe butt welds, pipe-in-pipe fillet welds
Standards: EN ISO 5817
Welder certification: EN ISO 6906-1

Orbital welding (ny bild)

Material: Stainless steel
Used for: High-precision pipe-to-pipe butt welds
Standards: EN ISO 288-5
Welder certification: EN ISO 14732

Soldering

Materials:
- Copper → Copper
- Copper → Brass / red brass
Standards: EN ISO 12797 and EN ISO 12799
Brazer certification: EN ISO 13585

Methods by application

	Heating system	Tap water system
Orbital welding	Yes	Yes
Fillet welding	Yes
Butt welding	Yes	Yes
Soldering	Yes	Yes

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