COUNTERSUNK HEAD SUPER FAST STRUCTURAL TIMBER SCREWS
- ModelEC-COUNTERSUNK-HEAD-SUPER-FAST-STRUCTURAL-TIMBER-S
- Spec 1Countersunk Head
- Spec 2Structural Timber Screw
- Spec 3Carbon Steel, Blue Zinc Wax Finish
- Spec 4High Load Roof Truss & Beam Connection
Description
SUPER FAST STRUCTURAL TIMBER SCREW
For High-Load Beam-to-Frame & Roof Truss Connections
Benchmarking Test for Insert Torque
Specification Drawing
Nominal Size
Driver
D
L
dk
dc
d
Lc
Lg
②6.0
TX30
5.8~6.2
80~280
11.4~12.2
4.8~5.6
3.65~4.0
11.0~13.0
40~75
②8.0
TX40
7.6~8.25
80~400
14.0~15.0
6.0~6.8
5.05~5.5
11.0~13.0
50~100
②10.0
TX40
9.6~10.25
80~400
17.0~19.0
7.9~8.7
6.2~6.7
11.0~13.0
50~100
Material
Carbon Steel / SS 304
Finish
RXB Coating / Passivated & Wax
Point
Single Type 17 Slot / Auger Point
Super-Fast Structural Timber Screw Technical Parameters
| Geometric properties | Nominal Ø [mm] | 6.0 | 8.0 | 10.0 |
| Shaft Øs [mm] | 4.3 | 5.8 | 6.9 | |
| Inner Øi [mm] | 3.9 | 5.3 | 6.3 | |
| Mechanical properties | Tensile Rm [Mpa] | ≥800 | ||
| Yield Rp0.2 [Mpa] | ≥640 | |||
| Shearτ[KN] | 3.5 | 5.4 | 6.2 | |
| Surface hardness [HV] | 420~620 | |||
| Core hardness [HV] | 320~420 | |||
| Torque [N·m] | ≥11.0 | ≥28.0 | ≥40.0 | |
| Bending [°] | ≥45° | |||
| Size | Length | Head | Drive | Material | Finish | Thread Feature | Slot & Tip |
| M6 | 80-280mm | Wafer | Torx T30 | Carbon Steel | Blue Zinc Passivation & Wax | Coarse Thread | Single Type 17 Slot / Auger Point |
| M8 | 80-400mm | Wafer | Torx T40 | Carbon Steel | Blue Zinc Passivation & Wax | Coarse Thread | Single Type 17 Slot / Auger Point |
| M10 | 80-400mm | Wafer | Torx T50 | Carbon Steel | Blue Zinc Passivation & Wax | Coarse Thread | Single Type 17 Slot / Auger Point |
