Project Description
Phillips pan head self drilling screw
Phillips pan head self drilling screw is a very commonly used drilling screw for general metal to metal applications, and pan head provides low profile fastening. S-metal manufactures pan head drilling screw with material of steel C 1022 and stainless steel 304, 316,410 for your options.
Standards:DIN 7504 N,ISO 15481, SAE J78.
Material :Case hardened steel C 1018,C 1022 with heat-treated
Stainless steel 304/316/410.
Surface:zinc plated, H.D.G, Black phosphated.
Surface hardness:The minimum surface hardness of self drilling screws after heat treatment shall be 530 HV.
Core hardness:The core hardness after heat treatment shall be 320 HV to 400 HV.
Tolerance: Grade A conforming to ISO 4759-1.
DIN 7504N pan head phillips self drilling screw
Dimension in mm.
| Size d | P | a | dk | k | r | r1 | recess No. | l | ||
| max | max | min | max | min | min | |||||
| ST2.9 | 1.1 | 1.1 | 5.6 | 5.3 | 2.4 | 2.15 | 0.1 | 5 | 1 | 9.5-50 |
| ST3.5 | 1.3 | 1.3 | 7 | 6.64 | 2.6 | 2.35 | 0.1 | 6 | 2 | |
| ST4.2 | 1.4 | 1.4 | 8 | 7.64 | 3.1 | 2.8 | 0.2 | 6.5 | 13-100 | |
| ST4.8 | 1.6 | 1.6 | 9.5 | 9.14 | 3.7 | 3.4 | 0.2 | 8 | ||
| ST5.5 | 1.8 | 1.8 | 11 | 10.57 | 4 | 3.7 | 0.25 | 9 | 3 | |
| ST6.3 | 1.8 | 1.8 | 12 | 11.57 | 4.6 | 4.3 | 0.25 | 10 | ||
