Français English About us Our expertise Our products Our solutions Contact Laboratory The Compreforme Stratiforme Group has a laboratory recognized by the French accreditation authorities and by international mutual recognition. This laboratory is certified by the European body Certify for railway tests. The laboratory has built up an important database over several decades through its regular testing work on manufactured parts and representative samples. Type testing – Global validation based on specifications – Validation of a composite material for various applications (rail, defence, aeronautics, etc.) Fire / smoke test Our laboratory is recognized as an official Certified laboratory for the following rail tests: European tests according to EN 45545-2 Flame spread on vertical wall according to NF ISO 5658- Opacity according to NF EN ISO 5659-2 with determination of toxicity Calorimeter cone test according to ISO 5660-1 Oxygen Limit Index according to NF EN ISO 4589 Glow wire according to NF EN ISO 60695 French tests according to NF F 16-101: Classement F Opacité selon NF X 10-702 Toxicité selon NF X 70-100 Classement I Indice Limite d’Oxygène selon NF EN ISO 4589 Fil incandescent selon NF EN ISO 60695 M classification tests according to NF F 16-101 / NF P 92-501 / NF P 92-505 / NF P 92-507 Opacity tests according to NFPA 130 / ASTM E 662 Toxicity test according to DIN 5510 Vertical flame spread test: IEC 60695-11-10 / NF ISO 1210 / UL94 / European Directive 95/28/EC Horizontal flame spread test: ISO 3795 / UTAC / ST 18-502/1 / Directive 95/28/EC) / FMVSS 302 Flame resistance NF ISO 340 Ethanol flame test according to UIC 564-2 (Appendix 4) Paper ball test on seat according to NF F 16-201 / UIC 564-2 (appendix 13) Non-combustible material content NF EN ISO 1172 / NF T 57-102 Tests according to Regulation 118 (E/ECE/324/Add.177/Rev.1 – E/ECE/TRANS/505/Rev.2/Add.117/Rev.1) Mechanical tests Flexion : On monolithic specimens according to NF EN ISO 14125 / NF T 57-105 / ASTM D 790 . On sandwich structure according to NF T 54-606 Traction : On monolithic specimens according to NF EN ISO 527-4 / NF T 57-101 / ASTM D 638 On sandwich structure (tearing of facings) according to NF T 54-603 Compression : On monolithic specimens according to NF EN ISO 14126 / ASTM D 695 On sandwich structure according to NF T 54-602 / NF T 54-604 Shear: On monolithic specimens according to NF EN ISO 14130 / NF T 57-104 / ASTM D 732 On sandwich structure according to NF T 54-605 Holding of glued assemblies: Tensile-shear test according to NF EN 1465 Pull-out test according to NF EN 15870 High speed impact test (200 to 500 km/h – UIC 651 projectile 1 kg or pyramidal Impact tests at 15 J or 50 J Physico-chemical tests Differential enthalpy analysis (DSC) : Transition temperature Vitreous glass maker according to NF T 51-507-2 / NF T 51-223 Polymerization degree according to NF EN ISO 11357-5 / NF T 51-507 / NF T 51-223 Brookfield Viscometer Water absorption test according to NF EN ISO 62 Vacuum rate according to NF EN ISO 7822 / ASTM D 2734 A Miscellaneous: Oven Opening endurance benches Leak test bench Coating tests Abrasion resistance according to NF T 30-015 / NF EN ISO 7784-1 Scratch resistance according to NF EN 438-2 / NF T 51-113 Flaking resistance according to NF EN 438-2 / NF T 54-359 Adhesion of the coating (grid test) according to NF EN ISO 2409 / NF T 30-038 Adhesion of the coating (test to the stud) according to NF EN ISO 4624 Peeling test according to NF EN 1372 / NF EN 1939 Gravilling according to NF F 19-201 Barcol hardness according to NF T 57-106 Gloss measurement according to NF EN ISO 2813 Measurement of chromaticity coordinates by spectrophotometer according to NF X 08-014 Paint thickness measurement according to ISO 2808 Measurement of the friction coefficient according to NF F 01-152 Graffiti resistance test according to NF F 31-112 (classification G) Wet poultice test according to NF EN 13523-27 and blistering assessment according to NF EN ISO 4628-2 Bending strength according to ST 281 C About us Our offices 570 Rue du Pavé 59235 Bersée France +33(0)3.20.84.90.10 contact@stratiforme.com Our news InnoTrans 2018 JEC COMPOSITE N°122 Innovations at JEC Chicago Exhibition Eurosatory Our subsidiaries The Stratiforme-Compreforme Group is made up of various subsidiaries that are complementary both in their activities and in their geographical location. Groupe Stratiforme Compreforme ⓒ 2019 – MENTIONS LEGALES