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We at rff are the ideal supplier for steel pipes according to ASME/ASTM standards. Our core competencies include supplying seamless steel pipes according to A/SA106 as well as stainless steel pipes according to A/SA312.

We also have considerable expertise in low-temperature pipes according to A/SA333 and alloyed pipes according to A/SA335. Apart from that, we are ideal suppliers for API 5L pipes as used in the petrochemical industry. Cut and bespoke processed and coated pipes are available at short notice on request.

Designs and standards

ASME pipes are diverse and therefore complex. We at rff provide seamless and welded pipes in common material grades. Refer to the overview and datasheets for details.

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Designs according to ASTM / ASME / API rff+ Datasheets
Carbon steel, seamless and welded A/SA 53  
  Unalloyed Download
Carbon steel, seamless A/SA 106  
  Unalloyed heat-resistant Download
Carbon steel, seamless A/SA 335  
  alloyed heat-resistant Download
Carbon steel, seamless A/SA 333  
  Low temperature Download
Stainless steel, seamless and welded A/SA 312  
  Stainless steel Download
Stainless steel, welded A/SA 358  
  Stainless steel Download
Line pipes API 5L  
  Unalloyed Download

Dimensions and wall thicknesses

Measurement and weight standards provide a variety of options. Availability of individual dimensions and wall thicknesses is limited - please request in advance. We supply all common dimensions and wall thicknesses according to ASME B 36.10, B 36.19 and API 5L.

Dimensions and weights according to Dimensional ranges rff+ Datasheets
ASME B 36.10 / Carbon steel and stainless steel 1/2" to 48" / S5 to XXS Download
ASME B 36.19 / Stainless steel 1/2" to 48" / S5S to S80S

Material grades

The range of standardised materials is extensive. Here is a selection of common unalloyed, alloyed, low-temperature and stainless steel material grades available for delivery.

Material selection Material groups
A/SA 53 Grade B, A/SA 106 Grade B Unalloyed
A/SA 335 Grade P5, P9, P11, P12, P22, P91 Alloyed heat-resistant
A/SA 333 Grade 6 Low-temperature
A/SA 312 Grade TP 304/L, 321/H, 316/L Stainless steel
API 5L Grade B Unalloyed
API 5L, Grade X52, X60, X65 High yield steel
UNS S31803 (Duplex), UNS S32750 (Superduplex) Duplex / Superduplex
Special Alloys Special steels


Processing and modification

Cutting, bevelling, blasting, coating and marking to any customer specification. Our extensive processing service range covers the entire field of pipes in seamless and welded designs.

Pipes cut or individually processed and coated at short notice are available on request.

Products compatible with our ASME pipes

Product catalogues

Refer to our media centre for more details on pipes, flanges, butt weld fittings and pipe equipment according to DIN, EN and ASME.

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DIN EN / DIN Pipe equipment

DIN EN / DIN Pipe equipment

Quickly available

As a full-service supplier we deliver screws, bolts, nuts, gaskets and other products according to common DIN- and EN standards.

ASME / ASTM Butt weld fittings

ASME / ASTM Butt weld fittings

A comprehensive selection

We supply elbows, tees, reducers, caps and stub ends in the highest quality according to ASME B 16.9.