{"id":303,"date":"2024-09-24T05:53:14","date_gmt":"2024-09-24T05:53:14","guid":{"rendered":"https:\/\/www.hitsauskurssi.fi\/?p=303"},"modified":"2026-01-21T22:11:15","modified_gmt":"2026-01-21T19:11:15","slug":"suuttimen-etaisyys-hitsauskohteesta","status":"publish","type":"post","link":"https:\/\/www.hitsauskurssi.fi\/en\/suuttimen-etaisyys-hitsauskohteesta\/","title":{"rendered":"Contact tip to workpiece distance"},"content":{"rendered":"
\"MIG-hitsausharjoitus<\/figure>\n\n\n\n

MIG\/MAG Welding basics for beginners and less experienced welders<\/em>.
Fine-tune the welding process with contact-tip-to-workpiece distance.<\/em><\/p>\n\n\n\n

Just to clarify: although here I am talking about moving the contact tip or nozzle, in reality, you're moving the entire welding torch.<\/p>\n\n\n\n

You can influence welding current <\/em>\u2014and therefore the welding power being used\u2014<\/em> by moving the torch nozzle closer or farther from the workpiece while welding. A common beginner mistake is keeping the nozzle too far away. In fact, the most repeated instruction I give during courses is: \"Move the nozzle closer!\" <\/p>\n\n\n\n

\u2013 When you pull the nozzle farther away, the melting of the weld gets weaker, resulting in a higher and more round weld\u2014essentially, you're using less <\/em>welding power.
\u2013 When you push the nozzle closer, it increases the intensity of the weld, creating a flatter weld bead\u2014you're utilizing more <\/em>welding power.<\/p>\n\n\n\n

The change isn\u2019t explosively dramatic, but it does have a clear impact. <\/em>And if the nozzle is too far away, it will completelly ruin the weld, leaving only a trail of weak, bead-like droplets on the surface.<\/p>\n\n\n\n

\u2013 When creating a long constant weld, nozzle distance can be adjusted to fine-tune the weld and bead shape.
\u2013 Simply changing the torch angle alters the distance from the contact tip to the weld pool, which in turn affects welding current.
\u2013 When tacking, push the nozzle as close as possible to the workpiece. This ensures stronger fusion and better adhesion between the pieces.<\/p>\n\n\n\n

\"Suuttimen
On the left, the nozzle is too far away. On the right, the nozzle has an ideal distance for tack welding.
For actual welding, the nozzle should be moved a few millimeters farther away.<\/em><\/figcaption><\/figure>\n\n\n\n

In common workshop situations repair welding <\/em>will offer you moments when adjusting nozzle distance can save you in many cases. The wall thickness of the workpiece and the gap between pieces often vary. By adjusting nozzle distance on the fly, you can control the intensity of the welding process. When the gap increases or the material gets thinner, pull the nozzle slightly farther away. When the gap closes or the material is thicker, push the nozzle closer. This simple adjustment can often determine whether you burn through the material or not. However, keep in mind that these changes should be in millimeters<\/em>, not centimeters.<\/p>\n\n\n\n

You can easily test the effect of nozzle distance during your next practice session. While welding, smoothly (but noticeably\u2014don\u2019t be shy) move the nozzle closer and farther away. You\u2019ll quickly see the difference.<\/p>\n\n\n\n

\"Suuttimen
The entire \"weld\" has been made in a single pass, adjusting only the nozzle distance.<\/em>
– Green area: The nozzle was kept in the right distance.
Yellow area: The nozzle is starting to be too far away \u2014 this is the most common mistake range among beginners.
Red area: The nozzle is much too far, resulting in a pile of beads instead of a proper weld\u2014another frequent beginner mistake.<\/em> My\u00f6skin yleinen aloittelijan virhealue.<\/figcaption><\/figure>\n\n\n\n
\n\n\n\n

If you ended up here by accident and haven\u2019t taken the course yet\u2014but welding still interests you\u2014go check out our articles on welding basics. You\u2019ll find plenty of useful tips there.<\/p>\n\n\n\n

Articles:
Adjusting the welding machine<\/a>
Push or pull?<\/a>
Contact tip to workpiece distance<\/a>
Welding torch work angle<\/a>
How quickly can you learn welding?<\/a><\/p>\n\n\n\n

\n\n\n\n
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Article written by Anssi Juvonen<\/strong>
Entrepreneur and owner of Ape\u2019s metalshop Oy<\/em>
Instructor and creator of Hitsauskurssi.fi\u00ae<\/strong><\/em> <\/p>\n\n\n\n

<\/a>Koko profiili ja yhteystiedot t\u00e4st\u00e4<\/a><\/p>\n\n\n\n

<\/i><\/a><\/span><\/div>\n<\/div>\n\n\n\n
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\"Anssi<\/figure>\n<\/div>\n<\/div>\n\n\n\n
<\/div>\n\n\n\n
\"Hitsauskurssi.fi<\/figure>","protected":false},"excerpt":{"rendered":"

MIG\/MAG-hitsauksen perusteet aloittelijalle ja satunnaisesti hitsaavalle.Hienos\u00e4\u00e4d\u00e4 hitsaustapahtumaa suuttimen et\u00e4isyydell\u00e4. Ensihuomiona: vaikka t\u00e4ss\u00e4 puhutaan vain suuttimen siirt\u00e4misest\u00e4, todellisuudessa liikutat koko hitsauspistoolia. Pystyt vaikuttamaan hitsausvirtaan ja t\u00e4t\u00e4 kautta hitsisauman sulamiseen siirt\u00e4m\u00e4ll\u00e4 suutinta kauemmas tai l\u00e4hemm\u00e4s kappaleesta hitsatessasi. Yleinen virhe aloittelijalle on pit\u00e4\u00e4 suutinta aivan liian kaukana. Kursseilla yleisimmin toistettu ohjeeni p\u00e4iv\u00e4n mittaan onkin ”suutin l\u00e4hemm\u00e4s”. – Kun […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[21,9],"tags":[],"class_list":["post-303","post","type-post","status-publish","format-standard","hentry","category-hitsauspistoolin-kasittely","category-mig-mag-hitsauksen-perusteet"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.hitsauskurssi.fi\/en\/wp-json\/wp\/v2\/posts\/303","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hitsauskurssi.fi\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hitsauskurssi.fi\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hitsauskurssi.fi\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hitsauskurssi.fi\/en\/wp-json\/wp\/v2\/comments?post=303"}],"version-history":[{"count":18,"href":"https:\/\/www.hitsauskurssi.fi\/en\/wp-json\/wp\/v2\/posts\/303\/revisions"}],"predecessor-version":[{"id":1375,"href":"https:\/\/www.hitsauskurssi.fi\/en\/wp-json\/wp\/v2\/posts\/303\/revisions\/1375"}],"wp:attachment":[{"href":"https:\/\/www.hitsauskurssi.fi\/en\/wp-json\/wp\/v2\/media?parent=303"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hitsauskurssi.fi\/en\/wp-json\/wp\/v2\/categories?post=303"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hitsauskurssi.fi\/en\/wp-json\/wp\/v2\/tags?post=303"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}