Our

stock

One solution for all your Nickel Alloy Piping needs.

Pipes

Over the past years Maass Special Alloys has grown into one of the largest Special Nickel Alloy pipes stockiest in Europe.

Our stock range covering a full range of Seamless Pipes and from European or Japanese origin.

Seamless pipe available from stock

Alloy 825
ASTM/ASME (S)B 423 UNS N08825
½” – 8”
Sch10S – SchXXS
Alloy 625
ASTM/ASME (S)B 444 UNS N06625
½” – 6”
Sch10S – SchXXS
Alloy 20
ASTM/ASME (S)B 729 UNS N08020
½” – 8”
Sch10S – Sch80S
Alloy C276
ASTM/ASME (S)B 622 UNS N10276
½” – 4”
Sch40S – Sch80S
Alloy C22
ASTM/ASME (S)B 622 UNS N06022
½” – 3”
Sch40S – Sch80S
Alloy 400
ASTM/ASME (S)B 165 UNS N04400
½” – 6”
Sch10S – Sch80S

Additional information

  • EN 10204 / 3.1 certified
  • Dual certified in accordance with ASTM / AMSE
  • Material in compliance to International specification
  • Random Lengths or Cut-to-length
  • Stock delivery times
  • Upon request:
Additional testing
Bevelling
Third Party inspection

Supplementary items

On top of our stock range in seamless Nickel Alloy pipe we also able to supply SMLS and/ or WLD –including 100% X-Ray - pipe in below material grades.

Supplementary items

Nickel 200 / 201
Alloy 400
Alloy 600
Alloy 625
Alloy 800 / 800H / 800HT
Alloy 825
Alloy 20
Alloy C276
Alloy C22
S31803
S32750
S32760
S31254
N08904

Fittings

Maass Special Alloys Nederland B.V. has established good partnerships with fittings manufacturers. Due to these partnerships and our own stock for the base material we are able to supply both Buttweld as Forged Fittings competitively.

Buttweld Fittings we supply are elbows, tees, reducers and caps in both welded and seamless condition. We are most competitive on the packages where our own pipes can be used as base material.

We are able to offer you the full range of forged fittings including  socket-weld and threaded in 3000, 6000 and 9000lbs.

Seamless buttweld fittings from stock

Alloy 825
ASTM B366 UNS N08825
½” – 4”
Sch10S – SchXXS
Alloy 625
ASTM B366 UNS N06625
½” – 4”
Sch10S – SchXXS
Alloy 20
ASTM B366 UNS N08020
½” – 4”
Sch10S – Sch80S

We supply

  • Stock or production
  • European, South Korean or North-American manufacturers
  • Approved by major Oil, Gas and Petro Chemical companies Certified EN 10204 /3.1 or EN 10204/ 3.2

Materials

Nickel 200 / 201
Alloy 400
Alloy 600
Alloy 625
Alloy 800 / 800H / 800HT
Alloy 825
Alloy 20
Alloy C276
Alloy C22
S31803
S32750
S32760
S31254
N08904

Flanges

Maass Special Alloys Nederland B.V. is part of the MAASS GLOBAL GROUP. Which is a global specialist in open die, closed die and ring rolling products in all available material grades.

They are amongst the most diversified global flange manufacturers in the world by offering a complete line of material grades; Stainless, Duplex, Low Alloy and Special Nickels in both small and large diameter sizes, combined with a full range of pressure classes.

We are approved by the major Oil, Gas and Chemical companies and third party bodies like; DNV, Lloyds, Norsok M630 and many others.

Size & pressure class

½” – 36”
150#
300#
600#
900#
1500#
2500#

Material grades

Stainless steel
Low Alloys
(Super) Duplex
6 Moly
Special Nickel

Type

Weldnecks
Slip-Ons
Threaded
Blind
Socketweld
Lap-Joint
Orifice
Reducing Flanges
According to drawings

Rolled & Forged Bar (upon request)

Maass Special Alloys can supply up on request a variety of rolled and forged bar in Duplex, Super Duplex, Nickel Alloys. Our supply scope ranges from the smallest diameter up to 600mm.

Our key stock grades are F51, F55, F53, F61, F44, Alloy 20, Alloy 825, Alloy 625, Alloy 400, Alloy 600, Alloy C276 and Alloy C22.

With our extensive knowledge of the market supported by our strong partnerships with mills enables us to supply grades that are not readily available from stock at competitive price

Materials

Nickel 200 / 201
Alloy 400
Alloy 600
Alloy 625
Alloy 800 / 800H / 800HT
Alloy 825
Alloy 20
Alloy C276
Alloy C22
S31803
S32750
S32760
S31254
N08904

Sheets & Plates (upon request)

Maass Special Alloys has a wide variety of products that we can offer. We can supply sheets and plates based on mill and stock lead time, as well as standard sizing and cut-to-length.

We offer

  • Cut-to-length
  • Waterjet cutting
  • Waterjet cutting
  • Plasma cutting

Materials

Nickel 200 / 201
Alloy 400
Alloy 600
Alloy 625
Alloy 800 / 800H / 800HT
Alloy 825
Alloy 20
Alloy C276
Alloy C22
S31803
S32750
S32760
S31254
N08904

Your special is our

our commodity!