THOMAS CD mild steel studs are made from 4.8 steel (suitable for welding)
| Tensile strength | Rm : | 420 N/mm2 min. |
| Yield strength | Re : | 340 N/mm2 min. |
| Elongation | A5 | 14 % min. |
THOMAS CD stainless steel studs are made from 1.4301 / 1.4303
| Tensile strength | Rm : | 500 N/mm2 min. |
| Yield strength | Re : | 210 N/mm2 min. |
| Elongation | A5 | 0.6 d |
Studs made of 1.4401, 1.4404, 1.4571 and other grades can be supplied upon request.
THOMAS CD aluminium studs are made in standard from Al mg 3
| Tensile strength | Rm : | 180 N/mm2 min. |
THOMAS CD aluminium studs are made on request from Al 99.5
| Tensile strength | Rm : | 100 N/mm2 min. |
THOMAS CD brass studs are made from MS 63 ( CuZn 37)
| Tensile strength | Rm : | 370 N/mm2 min. |
