Modular Support Systems Technical Guide , Edition 1
3.0 MODULAR SUPPORT SYSTEM 3.1 MT PROFILES
Approvals / Listings
ICC-ES ( International Code Council )
ETA ( European Technical Assessment )
ESR-5019 for Cold-Formed Steel per AISI S100-16 / ICC-ES AC46 ELC-5019 for Cold-Formed Steel per CSA S136-16
ETA-21 / 0414 for HILTI Installation Channels of MT System ETA-21 / 1017 for HILTI Channel Connectors of MT System ETA-21 / 1045 for HILTI Base Connectors of MT System ETA-21 / 1046 for HILTI Angle Connectors of MT System ETA-22 / 0194 for HILTI Saddle Nuts of MT System ETA-22 / 0195 for HILTI Cantilevers of MT System
COLA ( City of Los Angeles ) 2023 LABC Supplement ( within ESR-5019 ) California Building Code 2022 California Building Code ( CBC ) Supplement ( within ESR-5019 )
Table 1 - MT Profile Material Specifications , Corrosion Protection , and Ordering Information
Description Material Specifications 1 , 2 Type of Coating Finish
Length ft ( m )
Item No .
MT-10 EN 10346 S280GD Indoor Pre-Galvanized 6 ’ -6 3 / 4 " ( 2 ) 2268492 MT-15 EN 10346 S280GD Indoor Pre-Galvanized 6 ’ -6 3 / 4 " ( 2 ) 2268493 MT-15 OC EN 10346 S280GD Outdoor Zinc Magnesium 6 ’ -6 3 / 4 " ( 2 ) 2268494 MT-20 EN 10346 S280GD Indoor Pre-Galvanized 6 ’ -6 3 / 4 " ( 2 ) 2268495 MT-20 OC EN 10346 S280GD Outdoor Zinc Magnesium 6 ’ -6 3 / 4 " ( 2 ) 2268496 MT-30 S EN 10346 S280GD Indoor Pre-Galvanized 9 ’ -10 " ( 3 ) 2268497 MT-30 EN 10346 S280GD Indoor Pre-Galvanized 19 ’ -8 1 / 4 " ( 6 ) 2268498 MT-30 S OC EN 10346 S280GD Outdoor Zinc Magnesium 9 ’ -10 " ( 3 ) 2268499 MT-30 OC EN 10346 S280GD Outdoor Zinc Magnesium 19 ’ -8 1 / 4 " ( 6 ) 2268500 MT-50 S EN 10346 S280GD Indoor Pre-Galvanized 9 ’ -10 " ( 3 ) 2268509 MT-50 EN 10346 S280GD Indoor Pre-Galvanized 19 ’ -8 1 / 4 " ( 6 ) 2268510 MT-50 S OC EN 10346 S280GD Outdoor Zinc Magnesium 9 ’ -10 " ( 3 ) 2268511 MT-50 OC EN 10346 S280GD Outdoor Zinc Magnesium 19 ’ -8 1 / 4 " ( 6 ) 2268512 MT-60 S EN 10346 S280GD Indoor Pre-Galvanized 9 ’ -10 " ( 3 ) 2268513
MT-60 EN 10346 S280GD Indoor Pre-Galvanized 19 ’ -8 1 / 4 " ( 6 ) 2268514 MT-60 S OC EN 10346 S280GD Outdoor Zinc Magnesium 9 ’ -10 " ( 3 ) 2268515 MT-60 OC EN 10346 S280GD Outdoor Zinc Magnesium 19 ’ -8 1 / 4 " ( 6 ) 2268516 MT-70 S OC EN 10346 S350GD Outdoor Zinc Magnesium 9 ’ -10 " ( 3 ) 2268364 MT-70 OC EN 10346 S350GD Outdoor Zinc Magnesium 19 ’ -8 1 / 4 " ( 6 ) 2268365 MT-80 S OC EN 10346 S350GD Outdoor Zinc Magnesium 9 ’ -10 " ( 3 ) 2268366 MT-80 OC EN 10346 S350GD Outdoor Zinc Magnesium 19 ’ -8 1 / 4 " ( 6 ) 2268367 MT-90 S OC EN 10346 S350GD Outdoor Zinc Magnesium 9 ’ -10 " ( 3 ) 2268368 MT-90 OC EN 10346 S350GD Outdoor Zinc Magnesium 19 ’ -8 1 / 4 " ( 6 ) 2268369 MT-100 S OC EN 10346 S350GD Outdoor Zinc Magnesium 9 ’ -10 " ( 3 ) 2268490 MT-100 OC EN 10346 S350GD Outdoor Zinc Magnesium 19 ’ -8 1 / 4 " ( 6 ) 2268491
1 . Mechanical properties of EN 10346 Grade S280 GD meet or exceed the mechanical properties of ASTM A653 / A1046 SS Grade 37 . 2 . Mechanical properties of EN 10346 Grade S350 GD meet or exceed the mechanical properties of ASTM A653 / A1046 SS Grade 50 CI4 .
2023
21