Aluminium and copper collars & aluminium necks

 At JHK you will find collars made of aluminium and copper acc. to DIN 2642. You can purchase welding neck collars, push-on collars and push-on collars from us. The collars are used in shipping, plant and equipment construction, especially in process engineering.

You can find our detailed product range below:

Collars

Aluminium

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Aluminium welding neck collars

The seamless aluminium welding neck collars sim. to DIN 2642 are cold-formed. With a low weight and a temperature range of -270°C to +300°C, the aluminum welding neck collars are suitable for use in plant and equipment construction, especially in the field of process engineering.

Aluminium over-slide collars

At JHK, you will find seamless aluminium over-slide collars sim. to DIN 2642. These are cold-formed and have a low dead weight, high resistance to seawater and a temperature range of -270°C to +150°C. These properties make these over-slide collars suitable for use in shipbuilding, plant and equipment construction and especially in the field of process engineering.

Collars

Copper

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Copper welding neck collars, seamless

The seamless copper welding neck collars sim. to DIN 2642 can be used as soldering parts in sanitary and heating systems in buildings, ships and similar applications. The welding neck collars are cold formed and the advantages are the high corrosion resistance and the temperature range from -270°C to +250°C.

Copper push-on collars, seamless

The seamless push-on collars made of copper sim. to DIN 2642 can be used as soldered parts in sanitary and heating systems in buildings, ships and similar applications. The Collars is cold formed and the advantages are the high corrosion resistance and the temperature range from -270°C to +250°C.

Further products at Jakob Hülsen

Would you like some advice? - We look forward to hearing from you

You are not sure which product is suitable for your request or would like individual advice? - Contact us and our staff will get back to you as soon as possible.