Page 413 - YG 2019

SPIRAL SPIRAL
FLUTE TAPS BU / BV SERIES FLUTE TAPS BU / BV SERIES

SPIRAL FLUTE TAPS MODIFIED BOTTOMING STYLE for Steels SPIRAL FLUTE TAPS MODIFIED BOTTOMING STYLE for Steels

A variety of D Limit A variety of D Limit
Thread Depth / 2.5×D Thread Depth / 2.5×D
Hole Type Hole Type

USCTI USCTI

M
M
VG HSSE-V3 MF USCTI Steam Hardslick R45 VG HSSE-V3 MF USCTI Steam Hardslick R45
Oxide
302A
Oxide
302A
EDP No. EDP No.
SIZE Pitch Limit No. of Flute Steam SIZE Pitch Limit No. of Flute Steam
Oxide Hardslick Oxide Hardslick
M3 0.50 D3 3 BU203 BV203 M12 1.75 D11 3 BU50A BV50A
M3 0.50 D11 3 BU20A BV20A M14 1.50 D6 3 BU556 BV556
M3.5 0.60 D4 3 BU224 BV224 M14 2.00 D7 3 BU547 BV547
M3.5 0.60 D11 3 BU22A BV22A M16 1.50 D6 3 BU616 BV616
M4 0.70 D4 3 BU244 BV244 M16 2.00 D7 3 BU607 BV607
M4 0.70 D11 3 BU24A BV24A M18 1.50 D6 4 BU676 BV676
M5 0.80 D4 3 BU284 BV284 M18 2.50 D7 4 BU657 BV657
M5 0.80 D11 3 BU28A BV28A M20 1.50 D6 4 BU726 BV726
M6 1.00 D5 3 BU315 BV315 M20 2.50 D8 4 BU708 BV708
M6 1.00 D11 3 BU31A BV31A M22 1.50 D6 4 BU766 BV766
M7 1.00 D5 3 BU345 BV345 M22 2.50 D8 4 BU748 BV748
M7 1.00 D11 3 BU34A BV34A M24 1.50 D6 4 BU806 BV806
M8 1.00 D5 3 BU375 BV375 M24 3.00 D8 4 BU788 BV788
M8 1.00 D11 3 BU37A BV37A M27 1.50 D6 4 BU886 BV886
M8 1.25 D5 3 BU365 BV365 M27 3.00 D8 4 BU868 BV868
M8 1.25 D11 3 BU36A BV36A M30 1.50 D6 4 BU976 BV976
M10 1.00 D5 3 BU445 BV445 M30 3.50 D9 4 BU949 BV949
M10 1.00 D11 3 BU44A BV44A ▶Refer to technical data on page 520~554.
M10 1.25 D5 3 BU435 BV435
M10 1.25 D11 3 BU43A BV43A
M10 1.50 D6 3 BU426 BV426
M10 1.50 D11 3 BU42A BV42A
M12 1.25 D5 3 BU525 BV525
M12 1.25 D11 3 BU52A BV52A
M12 1.50 D6 3 BU516 BV516
M12 1.50 D11 3 BU51A BV51A
M12 1.75 D6 3 BU506 BV506
▶Refer to technical data on page 520~554. ▶ NEXT PAGE
◎ : Excellent ○: Good ◎ : Excellent ○: Good
P M K P M K
Low carbon steels/ Medium to high Steel castings & forgings / Alloyed tool steels/ Free machining Heat-and corrosionresistant Stainless steel castings / Grey Low carbon steels/ Medium to high Steel castings & forgings / Alloyed tool steels/ Free machining Heat-and corrosionresistant Stainless steel castings / Grey
Free machining carbon steels/ Heat-treatable alloy steels Mold steels stainless steels stainless steels / Precipitation hardening cast iron Free machining carbon steels/ Heat-treatable alloy steels Mold steels stainless steels stainless steels / Precipitation hardening cast iron
carbon steels Low alloyed steels Valve stainless steels stainless steels carbon steels Low alloyed steels Valve stainless steels stainless steels
~HRc15 ~HRc23 ~HRc24 (~HB250) ~HRc38 (~HB350) ~HRc23 ~HRc24 (~HB250) ~HRc38 (~HB350) ~HRc19 ~HRc15 ~HRc23 ~HRc24 (~HB250) ~HRc38 (~HB350) ~HRc23 ~HRc24 (~HB250) ~HRc38 (~HB350) ~HRc19
(~HB180) (~HB240) ~HRc38 (~HB350) ~HRc44 (~HB420) (~HB240) ~HRc38 (~HB350) ~HRc44 (~HB420) (~HB220) (~HB180) (~HB240) ~HRc38 (~HB350) ~HRc44 (~HB420) (~HB240) ~HRc38 (~HB350) ~HRc44 (~HB420) (~HB220)
◎ ◎ ○ ○ ◎ ◎ ○ ○
K N S K N S
Nodular cast iron / Pure and Free machining Pure Aluminum/ Aluminum 718 & 625 INCO / 718 Nodular cast iron / Pure and Free machining Pure Aluminum/ Aluminum 718 & 625 INCO / 718
Chilled cast iron / brass Bronze alloy Zinc Magnesium Waspaloy / Hastelloy / Inconel / Titanium Chilled cast iron / brass Bronze alloy Zinc Magnesium Waspaloy / Hastelloy / Inconel / Titanium
Meehanite iron / Ductile iron alloyed copper / Alloyed brass Aluminum alloy castings Invar / Monel / Incoloy A286 Meehanite iron / Ductile iron alloyed copper / Alloyed brass Aluminum alloy castings Invar / Monel / Incoloy A286
~HRc24 (~HB250) ~HRc24 (~HB250)
○ ○
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