Threading Solutions - Vargus
Threading Solutions - Vargus
Threading Solutions - Vargus
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Recommended Grades, Cutting Speeds Vc [ft/min]<br />
and Feed f [inch/tooth] for Solid Carbide<br />
Vc[ft/min]<br />
Feed f [inch/tooth] *<br />
P<br />
Material<br />
Unalloyed steel<br />
Low carbon (C=0.1-0.25 %)<br />
Medium carbon (C=0.25-0.55 %)<br />
High carbon (C=0.55-0.85 %)<br />
Low alloy steel Non hardened<br />
(alloying elements 5%)<br />
Hardened<br />
Hardened<br />
High alloy steel Annealed<br />
(alloying elements > 5%)<br />
Hardened<br />
Low alloy (alloying elements 5%)<br />
Hardness<br />
Brinell<br />
HB<br />
125<br />
150<br />
170<br />
180<br />
275<br />
350<br />
200<br />
325<br />
200<br />
225<br />
Solid carbide<br />
Coated<br />
VTH<br />
VTS<br />
262-820<br />
164-590<br />
262-754<br />
164-459<br />
262-656<br />
164-394<br />
197-590<br />
197-558<br />
197-558<br />
197-525<br />
197-525<br />
197-492<br />
131-328<br />
131-295<br />
98-262<br />
98-230<br />
262-820<br />
230-656<br />
197-558<br />
197-492<br />
Solid<br />
Helical<br />
Flute<br />
.001-.006<br />
.001-.004<br />
.001-.003<br />
.001-.004<br />
.001-.003<br />
.0004-.001<br />
.001-.002<br />
.0004-.001<br />
.001-.004<br />
.0004-.001<br />
Solid<br />
Straight<br />
Flute<br />
.0004-.004<br />
.0004-.003<br />
.0004-.002<br />
.001-.003<br />
.001-.003<br />
.0002-.0004<br />
.0004-.001<br />
.0002-.0004<br />
.0004-.001<br />
.0002-.0004<br />
Solid<br />
Deep<br />
<strong>Threading</strong><br />
.0012-.0089<br />
.0012-.0059<br />
.0012-.0047<br />
.0012-.0059<br />
.0012-.0041<br />
.0004-.0018<br />
.0012-.0030<br />
.0004-.0018<br />
.0012-.0059<br />
.0004-.0018<br />
Stainless steel<br />
Feritic<br />
Non hardened<br />
Hardened<br />
200<br />
330<br />
197-492<br />
197-394<br />
164-459<br />
164-361<br />
.002-.004<br />
.0004-.002<br />
.0004-.002<br />
.0002-.0004<br />
.0016-.0059<br />
.0004-.0030<br />
Stainless steel<br />
Austenitic<br />
Austenitic<br />
Super austenitic<br />
180<br />
200<br />
197-459<br />
197-426<br />
197-426<br />
164-394<br />
.002-.004<br />
.002-.004<br />
.0003-.0008<br />
.0003-.0008<br />
.0016-.0059<br />
.0016-.0059<br />
M<br />
Stainless steel<br />
Cast feritic<br />
Stainless steel<br />
Cast austenitic<br />
Non hardened<br />
Hardened<br />
Austenitic<br />
Hardened<br />
200<br />
330<br />
200<br />
330<br />
197-525<br />
197-361<br />
197-492<br />
197-328<br />
164-492<br />
164-328<br />
164-459<br />
164-295<br />
.002-.004<br />
.001-.002<br />
.002-.004<br />
.001-.002<br />
.0004-.001<br />
.0002-.0004<br />
.0004-.001<br />
.0002-.0004<br />
.0016-.0059<br />
.0012-.0030<br />
.0016-.0059<br />
.0012-.0030<br />
High temperature<br />
alloys<br />
Annealed(Iron based)<br />
Aged (Iron based)<br />
200<br />
280<br />
98-197<br />
66-164<br />
98-164<br />
66-131<br />
.002-.004<br />
.0004-.001<br />
.0003-.0008<br />
.0002-.0004<br />
.0016-.0059<br />
.0004-.0018<br />
TM Technical Data<br />
Titanium alloys<br />
Annealed(Nickel or Cobalt based) 250<br />
Aged (Nickel or Cobalt based) 350<br />
Pure 99.5 Ti<br />
a+b alloys<br />
400Rm<br />
1050Rm<br />
49-115<br />
49-98<br />
131-262<br />
66-164<br />
49-98<br />
49-82<br />
98-230<br />
66-148<br />
.0004-.001<br />
.0004-.001<br />
.001-.002<br />
.001-.002<br />
.0002-.0004<br />
.0002-.0004<br />
.0003-.0008<br />
.0003-.0008<br />
.0004-.0018<br />
.0004-.0018<br />
.0012-.0030<br />
.0012-.0030<br />
Extra hard steel<br />
Malleable<br />
cast iron<br />
Hardened & tempered<br />
Ferritic (short chips)<br />
Pearlitic (long chips)<br />
55HRc<br />
130<br />
230<br />
49-148<br />
230-525<br />
197-492<br />
49-115<br />
197-492<br />
164-460<br />
.0002-.0004<br />
.0004-.001<br />
.001-.002<br />
.0001-.0002<br />
.0003-.0008<br />
.0002-.0004<br />
.0002-.0006<br />
.0004-.0018<br />
.0012-.0030<br />
Grey cast iron<br />
Low tensile strength<br />
High tensile strength<br />
180<br />
260<br />
230-525<br />
131-394<br />
164-459<br />
131-361<br />
.002-.004<br />
.001-.002<br />
.0003-.0008<br />
.0002-.0004<br />
.0020-.0059<br />
.0012-.0030<br />
K<br />
Nodular SG iron<br />
Aluminium alloys<br />
Wrought<br />
Feritic<br />
Pearlitic<br />
non aging<br />
Aged<br />
160<br />
260<br />
60<br />
100<br />
131-361<br />
131-328<br />
656-984<br />
492-820<br />
131-328<br />
131-295<br />
492-820<br />
328-722<br />
.002-.004<br />
.001-.002<br />
.004-.010<br />
.004-.008<br />
.0003-.0008<br />
.0002-.0004<br />
.002-.006<br />
.001-.004<br />
.0020-.0059<br />
.0012-.0030<br />
.0039-.0148<br />
.0039-.0118<br />
Aluminium alloys<br />
Cast<br />
Cast & aged<br />
75<br />
90<br />
328-656<br />
394-722<br />
262-492<br />
295-525<br />
.004-.008<br />
.004-.006<br />
.002-.006<br />
.001-.004<br />
.0039-.0118<br />
.0039-.0089<br />
Aluminium alloys<br />
Cast Si 13-22%<br />
130<br />
656-984<br />
492-820<br />
.004-.008<br />
.002-.006<br />
.0039-.0118<br />
Copper and<br />
copper alloys<br />
Brass<br />
Bronze and non leaded copper<br />
90<br />
100<br />
656-984<br />
328-820<br />
492-820<br />
328-722<br />
.004-.010<br />
.004-.008<br />
.002-.006<br />
.001-.004<br />
.0039-.0148<br />
.0039-.0118<br />
* Recommendation:<br />
At tool entry, set the Feed f [mm/tooth] to 70% lower than the threading Feed.<br />
Example:<br />
<strong>Threading</strong> Feed: .01[Inch/tooth]<br />
Tool entry Feed: .003[Inch/tooth]<br />
2<br />
1 3<br />
6 4<br />
5<br />
Tool entry along tangential arc<br />
258
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