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Welding caps

Espresso machine parts welding cap

On this category you will find every fitting you might need to solder your new espresso machine tubing.

For every welding end cap is specified which diameter of copper tubing is needed and what the matching weld is suitable in combination with the welding cap.

The welding caps can be used from 4mm copper tubing, for example used tubes for manometers. Up to 12mm tubing which is used as brewing group tubing.

The welding end cap fittings go from female 1/8”BSP-G to ½”BSP-G. And also some ½”and 3/8” male fittings.

If you are not entirely sure what you might need to make your espresso machine tubing, don’t hesitate to contact us we might be able to help you.

Espresso machine parts welding cap
Welding end cap dia 6 mm nut 1/4" Welding end cap dia 6 mm nut 1/4"

Welding end cap dia 6 mm nut 1/4"

On this product page you will find a brass welding cap. These welding caps are soldered to the ends of copper tubes in combination with a welding nut. This round surface seals off when the nut it tightened. The brass material compresses and this seals off the valve. At some point this seal will leak. This small size you see that it is used in combination...
€1.55
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Welding end cap tube dia 8 mm nut 1/4" welding end cap dia 8 mm nut 1/4"

Welding end cap tube dia 8 mm nut 1/4"

On this product page you will find a brass welding cap. These welding caps are soldered to the ends of copper tubes in combination with a welding nut. This round surface seals off when the nut it tightened. The brass material compresses and this seals off the valve. At some point this seal will leak. This can be used on various applications in a espresso...
€2.02
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Brass nut 1/4 for 6mm welding cap Brass nut 1/4 for 6mm welding cap

Brass nut 1/4 for 6mm welding cap

This messing brass nut is used in combination with a solder fitting. The thread on the inside is a female 1/4” BSP-G thread. The height of the nut is 16mm and the central hole for this nut is 6mm. This brass solder nut can be used in combination with for instance a 6mm bicone tube fitting or with the ogive welding cap which has a outer diameter of 4.2mm,...
€3.29
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Welding end cap dia 10 mm nut 3/8" Welding end cap dia 10 mm nut 3/8"

Welding end cap tube 10 mm nut 3/8"

On this page you will find a brass welding cap. These welding caps are used to make a water tight seal between valve components and the copper tubing. This specific model of welding cap needs for soldering 10mm copper tubing. The weld nut used in combination with this welding cap has a 3/8”female thread and a opening in the middle of 13mm. For the...
€1.99
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Welding end cap dia 8 mm nut 3/8" Welding end cap dia 8 mm nut 3/8"

Welding end cap tube dia 8 mm nut 3/8"

On this product page you will find a brass welding cap. These welding caps are soldered to the ends of copper tubes in combination with a welding nut. This round surface seals off when the nut it tightened. This specific welding cap is used with a 8x1mm copper tube. The welding end nut used with this end cap is a 3/8”BSP-G with a internal diameter...
€2.25
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Brass nut 1/4 for 10mm welding cap Brass nut 1/4 for 10mm welding cap

Brass nut 1/4 for 10mm welding cap

A welding end cap nut is used to put pressure on the welding cap so it seals against the conical surface of it. Once there is not enough pressure from the back from the welding cap nut, the seal won’t work. There are a variety of sizes welding cap nuts, some interchangeable with various welding caps. The brass welding cap nut in this page has a ¼” BSP-G...
€2.43
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Brass welding cap 6mm Brass welding cap 6mm

Brass welding cap 6mm

On this product page you will find a brass welding cap. These welding caps are soldered to the ends of copper tubes in combination with a welding nut. This round surface seals off when the nut it tightened. The brass material compresses and this seals off the valve. At some point this seal will leak. This type of brass welding cap is one of smallest caps...
€1.26
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Welding end cap dia 12 mm nut 1/2" Welding end cap dia 12 mm nut 1/2"

Welding end cap tube dia 12 mm nut 1/2"

On this product page you will find a brass welding cap. These welding caps are soldered to the ends of copper tubes in combination with a welding nut. This round surface seals off when the nut it tightened. The brass material compresses and this seals off the valve. At some point this seal will leak. This is the biggest size of welding fitting you can...
€3.47
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Welding end cap tube dia 6 mm nut 3/8" Welding end cap dia 6 mm nut 3/8"

Welding end cap tube dia 6 mm nut 3/8"

On this product page you will find a brass welding cap. These welding caps are soldered to the ends of copper tubes in combination with a welding nut. This round surface seals off when the nut it tightened. The brass material compresses and this seals off the valve. This size of welding end cap is mainly used for making tubing for pressure switches. So...
€2.70
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Welding end cap dia 10 nut 1/2" Welding end cap dia 10 nut 1/2"

Welding end cap tube dia 10mm 1/2" nut

On this product page you will find a brass welding cap. These welding caps are soldered to the ends of copper tubes in combination with a welding nut. This round surface seals off when the nut it tightened. The brass material compresses and this seals off the valve. At some point this seal will leak. This is the biggest size of welding fitting you can...
€3.30
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Brass nut 3/8 for 10 mm welding cap Brass nut 3/8 for 10 mm welding cap

Brass nut 3/8 for 10 mm welding cap

This messing brass nut is used in combination with a solder fitting. The thread on the inside is a female 3/8” BSP-G thread. The height of the nut is 16mm and the central hole for this nut is 10mm. This brass solder nut can be used in combination with for instance a 10mm bicone tube fitting or with the ogive welding cap which has a outer diameter of 10mm,...
€3.29
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Brass nut 1/8 for 6mm welding cap Brass nut 1/8 for 6mm welding cap

Brass nut 1/8 for 6mm welding cap

A welding end cap nut is used to put pressure on the welding cap so it seals against the conical surface of it. Once there is not enough pressure from the back from the welding cap nut, the seal won’t work. Welding cap nuts can be interchangeable for various sizes of welding end caps. On this product page you will find the smallest size of welding cap...
€1.66
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Brass welding cap 4mm Brass welding cap 4mm

Brass welding cap 4mm

On this product page you will find a brass welding cap. These welding caps are soldered to the ends of copper tubes in combination with a welding nut. This round surface seals off when the nut it tightened. The brass material compresses and this seals off the valve. At some point this seal will leak. This type of brass welding cap is the smallest welding...
€1.95
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Fitting 1/2" hole dia 14mm length 28mm Fitting 1/2" hole dia 14mm length 28mm

Fitting 1/2" hole dia 14mm length 28mm

A welding end cap nut is used to put pressure on the welding cap so it seals against the conical surface of it. Once there is not enough pressure from the back from the welding cap nut, the seal won’t work. This type of welding end cap is slightly different then the standard types of caps. To start, this welding end cap is a male thread instead of a...
€5.60
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Brass nut 1/2 for 14mm welding cap Brass nut 1/2 for 14mm welding cap

Brass nut 1/2for 14mm welding cap

A welding end cap nut is used to put pressure on the welding cap so it seals against the conical surface of it. Once there is not enough pressure from the back from the welding cap nut, the seal won’t work. Welding cap nuts can be interchangeable for various sizes of welding end caps. This is the biggest size of welding end cap nut. This fitting...
€3.47
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Fitting brass 3/8" 20mm hex 20 Fitting brass 3/8" 20mm hex 20

Fitting brass 3/8" 20mm hex 20

A welding end cap nut is used to put pressure on the welding cap so it seals against the conical surface of it. Once there is not enough pressure from the back from the welding cap nut, the seal won’t work. This type of welding end cap is slightly different then the standard types of caps. To start, this welding end cap is a male thread instead...
€5.46
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Fitting 1/2" hole dia 14mm Fitting 1/2" hole dia 14mm

Fitting 1/2" hole dia 14mm

A welding end cap nut is used to put pressure on the welding cap so it seals against the conical surface of it. Once there is not enough pressure from the back from the welding cap nut, the seal won’t work. This type of welding end cap is slightly different then the standard types of caps. You will see this type of fitting for instance on the water level...
€4.92
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Brooks Parts | Cimbali/Faema bicone soldering cap 8mm tube Brooks Parts | Cimbali/Faema bicone soldering cap 8mm tube

Cimbali/Faema bicone soldering cap 8mm tube

For espresso machines you have a wide selection of soldering/welding caps. This is also the case for the brands of Gruppo Cimbali. They have a specific welding end cap soldered on their tubing, You can find this welding end cap on brands such as Casadio, Cimbali and Faema. This specific soldering cap is used in combination with 8mm copper tubing. Besides...
€0.66
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Brooks Parts | Bicone soldering fitting 8mm tubing Brooks Parts | Bicone soldering fitting 8mm tubing

Bicone soldering fitting 8mm tubing

This soldering fitting is a bicone model, which is different then the regular ones. This specific model is used in combination with 8mm copper tubing and with the dedicated 3/8” BSP nut.
€0.53
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Brooks Parts | Bicone soldering fitting 6mm tubing Brooks Parts | Bicone soldering fitting 6mm tubing

Bicone soldering fitting 6mm tubing

This soldering fitting is a bicone model, which is different then the regular ones. This specific model is used in combination with 6mm copper tubing and with the dedicated ¼” BSP nut.
€0.66
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Cimbali/Faema bicone nut ¼”...

Cimbali/Faema bicone nut ¼” hole

This product is used in combation with the Cimbali/Faema bicone soledering cap. This is a product you will only find on Cimbali espresso machines. The brass nut itself has a female ¼” BSP-G thread. this specific model is only used for 8mm copper, the central hole is 8,4mm. This item is made in Italy.
€1.69
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Brooks Parts | Bicone soldering fitting 10mm tubing Brooks Parts | Bicone soldering fitting 10mm tubing

Bicone soldering fitting 10mm tubing

This soldering fitting is a bicone model, which is different then the regular ones. This specific model is used in combination with 10mm copper tubing and with the dedicated 3/8” BSP nut which can hold a 10mm copper tube.
€0.66
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Bicone soldering fitting...

Bicone soldering fitting 12mm tubing

This soldering fitting is a bicone model, which is different then the regular ones. This specific model is used in combination with 12mm copper tubing and with the dedicated 1/2” BSP nut.
€0.73
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