244 Каталог GUHRING 2016 Режущий инструмент для обработки наружной и внутренней резьбы Стр.232

Каталог GUHRING 2016 Режущий инструмент для резьбы Стр. 232 0244 Lab2u

Stainless steel FLUTELESS MACHINE TAPS M STAINLESS STEEL Thread depth 1.5xD Tool material HSS-E HSS-E-PM Solid carbide Type/form N / C N / C N / C Tool material Coolant delivery axial Shank tolerance h9 h6 THROUGH HOLES AND BLIND HOLES i 1 Thread type Tolerance Article no. / page M 4H 6H 6HX 921/925 271 1255/1256 271 2518 273 6GX 920 272 903/952 271 MF 6H 6HX 929 286 1257/1258 287 6GX 928 290 1740 289 UNC 2BX 2273/2274 300 3BX UNF 2BX 1283/2275 301 3BX G 966 302 BSW NPT NPTF EG M 6H Mod. MJ 4HX MJF 4HX UNJC 3BX UNJF 3BX PG Suitable lubricant 0/ /A O = Air = Neat oil O = Soluble oil A = Paste = Minimal quantity lubrication (MQL) Group of materials Tensile strength Material example Material no. Recommended cutting speed vc m/min Stainless steels, sulphured, austenitic <1000 N/mm2 X5CrNi18-10 X6CrNiTi18-10 X8CrNiS18-9 1.4301 1.4571 1.4305 4 4 15 M Stainless- and acidresistant M steels, martensitic <1000 N/mm2 X17CrNi16-2 X90CrMoV18 X2CrTi12 1.4057 1.4112 1.4512 4 4 12 Duplex and Super Duplex <1300 N/mm2 X2CrNiMoN22-5-3 X2CrNiMoN25-7-4 X2CrNiMoCuWN25-7-4 1.4462 1.4410 1.4501 - 232 GUHRING