Project Description
Stainless steel pan head tapping screw
Stainless steel tapping screw(sheet metal screws) are self tapping screws are screws with material of stainless steel, like austenitic, martensitic and ferritic.
S-metal produces stainless steel tapping screw with austenitic A2, A4(304/316) 410 for your options.
Standards:ISO7049/DIN7981 ASME B18.6.3
Material:Stainless steel SUS201 SUS304(18-8),SUS316 and SUS410 etc .
Surface treatment:Plain with passivation for Stainless steel.
Mechanical property: A2-50, A2-70, A4-70;
Application:
Apply to 0.015″ to 0.05″ thickness sheet metal fastening to metal,wood, plastic,fiberglass etc. metarial.
Note: For more information on stainless steel pan head tapping screw, please contact us by email sales@s-metals.com.
DIN7981 stainless steel pan head tapping screw
Dimension in mm.
| thread d | P | dk | k | ||
| max | min | max | min | ||
| ST2.2 | 0.8 | 4.2 | 3.9 | 1.8 | 1.55 |
| ST2.9 | 1.1 | 5.6 | 5.3 | 2.2 | 1.95 |
| ST3.5 | 1.3 | 6.9 | 6.54 | 2.6 | 2.35 |
| ST3.9 | 1.3 | 7.5 | 7.14 | 2.8 | 2.55 |
| ST4.2 | 1.4 | 8.2 | 7.84 | 3.05 | 2.75 |
| ST4.8 | 1.6 | 9.5 | 9.14 | 3.55 | 3.25 |
| ST5.5 | 1.8 | 10.8 | 10.37 | 3.95 | 3.65 |
| ST6.3 | 1.8 | 12.5 | 12.07 | 4.55 | 4.25 |
