BUTYLEN-AS40 Plus/-R25 HT


Two-tape system for the field joint coating of pipelines, especially in cases of very high mechanical stress and large nominal pipe sizes.

  • Approval by GRTgaz (FR) for stress class STHR (RV02).
  • Fulfils ISO 21809-3 (Type 12A-1), EN 12068 (C50) and DIN 30672 (C50).
  • Proven corrosion prevention with co-extruded three-ply tape.
  • Compatible with factory coatings made of PE, PP, FBE, PUR and bitumen.
  • BUTYLEN-AS40 Plus/-R25 HT is a coating system for permanent corrosion prevention on pipelines, satisfying the highest requirements for mechanical stresses and durability.
  • BUTYLEN-AS40 Plus/-R25 HT is designed for field joint coating or the rehabilitation of corrosion prevention coatings on transport lines, especially for large nominal pipe sizes.

BUTYLEN-AS40 Plus/-R25 HT : Industries and solutions

Field joint coating using BUTYLEN-AS40 Plus/-R25 HT and a DEKOMAT®-11 application device

BUTYLEN-AS40 Plus/-R25 HT is ideal for field joint coating or pipe coating and rehabilitation on gas transport lines. BUTYLEN-AS40 Plus/-R25 HT fulfils the highest standards for mechanical stress and durability while also easily satisfying the tough requirements of stress class STHR from the RV02 specification issued by GRTgaz.

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