Machine tap Speedtap 4.0-Uni/Inox, spiral-fluted For Whitworth pipe thread DIN ISO 228
HSS/PM ST4.0 Uni DIN 5156 spiral grooved HD
MATAP-GRNDHO-ST4.0-HSCOPM-UNI-HD-G1/4
Register now and access more than 125,000 products
 | |
Product code | 4782 |
Thread type | Pipe thread |
Material to be processed | Steel, Cast metal, Stainless steel, Titanium, Non-ferrous metal |
Hole type | Blind hole ≤ 3xD |
Thread type x nominal diameter | G1/4 |
Number of thread starts per inch | 19 |
Length (l1) | 100 mm |
Thread length (l2) | 15 mm |
Shank diameter (d2) | 11 mm |
Size of square (a) | 9.0 mm |
Core hole diameter | 11.8 mm |
Number of teeth | 4 PCS |
Cutting material | HSCo-PM |
Standards | DIN 5156 |
Surface | HARODUR |
Form | C |
Shank style | Cylindrical with square drive |
Tolerance of screw taps | ISO 2X (6HX) |
Tolerance of shank diameter | h9 |
Twist angle | 50° (right) |
Coolant supply | External |
Suitable for tensile strength up to | 1300 N/mm² |
Material of sub-group | General structural steels, Non-alloyed tempering steels < 1000 N/mm², Alloyed tempering steels < 1000 N/mm², Nitriding steels < 1300 N/mm², Grey cast iron, Malleable cast iron, Stainless steels < 850 N/mm², Stainless steels > 850 N/mm², Titanium, Titanium alloys, Copper, Brass, Aluminium, Plastics |
| Legend | |
| vc = cutting speed [m/min] | |
| f = feed [mm/r] | |
| n = rotation speed [rpm] | |
| The suggested cutting values are reference values and must be adapted to the respective conditions. | |
| Cutting values for Speedtap 4.0 thread tools | ||||||||||||
| For G 1/8-G 3/8 | ||||||||||||
| Material designation | Tensile strength | G 1/8 | G 1/4 | G 3/8 | ||||||||
| vc | n | f | n | f | n | f | ||||||
| from | to | from | to | from | to | from | to | |||||
| Steels | < 400 N/mm² | 15 | 26 | 1504 | 2607 | 28 | 752 | 1303 | 19 | 501 | 869 | 19 |
| Steels | < 850 N/mm² | 15 | 26 | 1504 | 2607 | 28 | 752 | 1303 | 19 | 501 | 869 | 19 |
| Steels | < 1100 N/mm² | 15 | 26 | 1504 | 2607 | 28 | 752 | 1303 | 19 | 501 | 869 | 19 |
| Steels | < 1300 N/mm² | 12 | 15 | 1203 | 1504 | 28 | 602 | 752 | 19 | 401 | 501 | 19 |
| Grey cast iron, malleable iron | 12 | 22 | 1203 | 2206 | 28 | 602 | 1103 | 19 | 401 | 735 | 19 | |
| Stainless steels | < 850 N/mm² | 8 | 15 | 802 | 1504 | 28 | 401 | 752 | 19 | 267 | 501 | 19 |
| Stainless steels | > 850 N/mm² | 8 | 15 | 802 | 1504 | 28 | 401 | 752 | 19 | 267 | 501 | 19 |
| Titanium, titanium alloys | 3 | 5 | 98 | 164 | 28 | 73 | 121 | 19 | 58,0 | 96 | 19 | |
| Copper, brass | 8 | 15 | 802 | 1504 | 28 | 401 | 752 | 19 | 267 | 501 | 19 | |
| Aluminium | 18 | 22 | 1805 | 2206 | 28 | 902 | 1103 | 19 | 602 | 735 | 19 | |
| Plastics | 26 | 50 | 2607 | 5013 | 28 | 1303 | 2506 | 19 | 869 | 1671 | 19 | |
| Cutting values for Speedtap 4.0 thread tools | ||||||
| For G 1 | ||||||
| Material designation | Tensile strength | G 1 | ||||
| vc | n | f | ||||
| from | to | from | to | |||
| Steels | < 400 N/mm² | 15 | 26 | 188 | 326 | 11 |
| Steels | < 850 N/mm² | 15 | 26 | 188 | 326 | 11 |
| Steels | < 1100 N/mm² | 15 | 26 | 188 | 326 | 11 |
| Steels | < 1300 N/mm² | 12 | 15 | 150 | 188 | 11 |
| Grey cast iron, malleable iron | 12 | 22 | 150 | 276 | 11 | |
| Stainless steels | < 850 N/mm² | 8 | 15 | 100 | 188 | 11 |
| Stainless steels | > 850 N/mm² | 8 | 15 | 100 | 188 | 11 |
| Titanium, titanium alloys | 3 | 5 | 29 | 48 | 11 | |
| Copper, brass | 8 | 15 | 100 | 188 | 11 | |
| Aluminium | 18 | 22 | 226 | 276 | 11 | |
| Plastics | 26 | 50 | 326 | 627 | 11 | |
| Cutting values for Speedtap 4.0 thread tools | ||||||||||||
| For G 1/2-G 3/4 | ||||||||||||
| Material designation | Tensile strength | G 1/2 | G 5/8 | G 3/4 | ||||||||
| vc | n | f | n | f | n | f | ||||||
| from | to | from | to | from | to | from | to | |||||
| Steels | < 400 N/mm² | 15 | 26 | 376 | 652 | 14 | 301 | 521 | 14 | 251 | 434 | 14 |
| Steels | < 850 N/mm² | 15 | 26 | 376 | 652 | 14 | 301 | 521 | 14 | 251 | 434 | 14 |
| Steels | < 1100 N/mm² | 15 | 26 | 376 | 652 | 14 | 301 | 521 | 14 | 251 | 434 | 14 |
| Steels | < 1300 N/mm² | 12 | 15 | 301 | 376 | 14 | 241 | 301 | 14 | 201 | 251 | 14 |
| Grey cast iron, malleable iron | 12 | 22 | 301 | 551 | 14 | 241 | 441 | 14 | 201 | 368 | 14 | |
| Stainless steels | < 850 N/mm² | 8 | 15 | 201 | 376 | 14 | 160 | 301 | 14 | 134 | 251 | 14 |
| Stainless steels | > 850 N/mm² | 8 | 15 | 201 | 376 | 14 | 160 | 301 | 14 | 134 | 251 | 14 |
| Titanium, titanium alloys | 3 | 5 | 46,00 | 76 | 14 | 42 | 69 | 14 | 36 | 60 | 14 | |
| Copper, brass | 8 | 15 | 201 | 376 | 14 | 160 | 301 | 14 | 134 | 251 | 14 | |
| Aluminium | 18 | 22 | 451 | 551 | 14 | 361 | 441 | 14 | 301 | 368 | 14 | |
| Plastics | 26 | 50 | 652 | 1253 | 14 | 521 | 1003 | 14 | 434 | 835 | 14 | |
Würth Catalogue (1)
Datasheets (0)
Certificates/ Documents (0)
