Buttweld fittings and forged fittings are available according DIN, EN, ASME and MSS-SP97.

Steel fittings

We deliver a wide range of fittings, directly or indirectly to regular customers from a range of sectors, from (petro)chemicals to the oil and gas industry and from equipment builders to the energy sector.

Our products are manufactured according industry approved standards or your special requirements.


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Fittings product range:

We provide a wide range of Buttweld fittings and forged fittings:


Stock programme >

With a wide range of standard fittings in stock, we can provide fast delivery.

Fittings custom made


Nijhuis and Wigger delivers, in addition to our standard fitting products, any specialty fittings according your requirements. Provide us with the description and specifications of your fittings requirements.


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fittings buttweld forged steel-product range

malleable fittings carbon steel

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Flanges and fittings

  • • 5 days a week available for orders
  • • Wide range of flanges and fittings
  • • 5.000 products available from stock
  • • Reliable supplier since 1969

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In stock

ASME flanges up to 28”
ASME fittings up to 18”
DIN/EN flanges up to DN800
DIN/EN fittings up to DN500


Nijhuis & Wigger
Flanges and Fittings
Edisonstraat 22
The Netherlands
T +31 541 - 516981
F +31 541 - 521465