Self-Drilling Tapping Screws (Pan/Hex Flange) GB/T 15856.4-2002
Self-drilling tapping screws: pan head (GB/T 15856.1-2002) and hex flange (GB/T 15856.4-2002), with EPDM sealing washer for roof cladding and building envelope.
Self-drilling tapping screws: pan head (GB/T 15856.1-2002) and hex flange (GB/T 15856.4-2002), with EPDM sealing washer for roof cladding and building envelope.
SKU Matrix
50 SKUs| SKU | Size (Dia × Len) | Material / Finish | Threading | Pitch | Unit Wt (g) | Action | |
|---|---|---|---|---|---|---|---|
| TS-000004 | 4.8×13 | Carbon Steel· —· Galvanized2 material/finish options | Fully Threaded | — | 4 Estimated | Request a Quote | |
| TS-000006 | 4.8×16 | Carbon Steel· —· Galvanized2 material/finish options | Fully Threaded | — | 4 Estimated | Request a Quote | |
| TS-000008 | 4.8×19 | Carbon Steel· —· Galvanized2 material/finish options | Fully Threaded | — | 4 Estimated | Request a Quote | |
| TS-000010 | 4.8×25 | Carbon Steel· —· Galvanized2 material/finish options | Fully Threaded | — | 5 Estimated | Request a Quote | |
| TS-000012 | 4.8×32 | Carbon Steel· —· Galvanized2 material/finish options | Fully Threaded | — | 5 Estimated | Request a Quote | |
| TS-000014 | 4.8×38 | Carbon Steel· —· Galvanized2 material/finish options | Fully Threaded | — | 6 Estimated | Request a Quote | |
| TS-000016 | 4.8×45 | Carbon Steel· —· Galvanized2 material/finish options | Fully Threaded | — | 7 Estimated | Request a Quote | |
| TS-000018 | 4.8×50 | Carbon Steel· —· Galvanized2 material/finish options | Fully Threaded | — | 7 Estimated | Request a Quote | |
| TS-000020 | 5.5×19 | Carbon Steel· —· Galvanized2 material/finish options | Fully Threaded | — | 6 Estimated | Request a Quote | |
| TS-000022 | 5.5×25 | Carbon Steel· —· Galvanized2 material/finish options | Fully Threaded | — | 7 Estimated | Request a Quote |
Unit weight is a geometric estimate (base metal, coating excluded; HDG ≈ +4.5%); trade settlement by actual weight.
Key Parameters
Standard Basis
GB/T 15856.1-2002 / GB/T 15856.4-2002
This family is confirmed by spec and drawing, without forcing one standard family.
Spec Range
M3–M6 · 25 sizes / 50 SKUs
Carbon Steel, Stainless 304; Galvanized, —
Grades
—
Confirm grade together with mating nuts, washers and certificate requirements.
What to include
Quoted by full spec
Prices differ by size, material, grade and finish, please inquire with full specifications. For non-standard specs, a drawing or site photo is welcome.
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