36 Каталог GUHRING 2016 Режущий инструмент для обработки наружной и внутренней резьбы Стр.24

Каталог GUHRING 2016 Режущий инструмент для резьбы Стр. 24 0036 Lab2u

Steel P STEEL Thread depth Tool material Type/form Surface Coolant delivery Shank tolerance <3xD HSS-E NR40/C h9 NL40/C o h9 NR40/C o axial h9 NR40/C axial h9 NR40/C o h9 NR40/E o h9 NR40/C o h9 NR40/C h9 BLIND HOLES Thread type MF UNC UNF BSW NPT NPTF EG M MJ MJF UNJC UNJF PG Tolerance Article no. / page 4H 6H 1252/1254 60 6HX 6G 6H 6HX 6G 2B 2BX 2B 2BX 6H Mod. 4HX 4HX 3BX 3BX 786/787 62 1 893 63 2438/2439 64 Suitable lubricant 2854/2856 123 889/890 66 2790/2791 69 2424 107 2998 108 2860 137 2792 107 2855/2857 123 836/826 66 2440/2441 66 2994 73 2853 107 2999 108 2859 129 2861 137 / /A 2995 73 1049 108 1011 145 / /A G No 1 O = Air = Neat oil O = Soluble oil A = Paste = Minimal quantity lubrication (MQL) Group of materials i Tensile strength Material example Material no. Recommended cutting speed vc m/min Structural and free cutting steels, heat-treatable steels unalloyed <800 N/mm2 S235JR C15 11SMnPb30 1.0037 1.0401 1.0718 12 8 8 12 10 10 10 15 S355J2 1.0577 Free-cutting steels, 800 -Unalloyed case hardened 2 C60 1.0601 -steels, Nitriding steels 1000 N/mm i i 31CrMo12 1.8515 - 8 8 8 10 Alloyed heat-treatable steels, tool steels, high speed steels 800 -1200 N/mm2 42CrMo4 36CrNiMo4 X36CrMo17 HS 6-5-2 1.7225 1.6511 1.2316 1.3343 4 4 6 8 M G P 24 GUHRING