Page 395 - YG 2019

SPIRAL SPIRAL
FLUTE TAPS BH / BM SERIES FLUTE TAPS BF / BK SERIES

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

Thread Depth / 2.5×D Thread Depth / 2×D
Hole Type Hole Type
USCTI DIN Length-ANSI Shank

M
VG Super MF USCTI Steam Hardslick R40 VG Super UNC Steam Hardslick R40
HSS
UNF
Oxide
HSS
302A
Oxide
EDP No. Thread Per Inch EDP No.
SIZE Pitch Limit No. of Flute Steam SIZE Limit No. of Flute Steam
Oxide Hardslick UNC UNF Oxide Hardslick
M3 0.5 D3 3 BH203 BM203 #2 56 — H2 2 BF082 BK082
M3.5 0.6 D4 3 BH224 BM224 #4 40 — H2 2 BF162 BK162
#5 40 — H2 3 BF202 BK202
M4 0.7 D4 3 BH244 BM244
#6 32 — H3 3 BF243 BK243
M5 0.8 D4 3 BH284 BM284 #8 32 — H3 3 BF283 BK283
M6 1.0 D5 3 BH315 BM315 #10 24 — H3 3 BF323 BK323
M7 1.0 D5 3 BH345 BM345 #10 — 32 H3 3 BF343 BK343
M8 1.25 D5 3 BH365 BM365 1/4 20 — H3 3 BF403 BK403
BF405
H5
BK405
20
3
—
1/4
M8 1.0 D5 3 BH375 BM375 1/4 — 28 H3 3 BF423 BK423
M10 1.5 D6 3 BH426 BM426 1/4 — 28 H4 3 BF424 BK424
M10 1.25 D5 3 BH435 BM435 5/16 18 — H5 3 BF445 BK445
M12 1.75 D6 3 BH506 BM506 5/16 — 24 H4 3 BF464 BK464
—
M12 1.25 D5 3 BH525 BM525 3/8 16 24 H5 3 BF485 BK485
—
BK504
H4
BF504
3/8
3
M14 2.0 D7 3 BH547 BM547
7/16 14 — H5 3 BF525 BK525
M14 1.5 D6 3 BH556 BM556 7/16 — 20 H5 3 BF545 BK545
M16 2.0 D7 3 BH607 BM607 1/2 13 — H5 3 BF565 BK565
M16 1.5 D6 3 BH616 BM616 1/2 — 20 H5 3 BF585 BK585
—
M18 2.5 D7 4 BH657 BM657 9/16 12 18 H5 3 BF605 BK605
9/16
3
BF625
BK625
—
H5
M18 1.5 D6 4 BH676 BM676 5/8 11 — H5 4 BF645 BK645
▶Refer to technical data on page 520~554. 5/8 — 18 H5 4 BF665 BK665
3/4 10 — H5 4 BF705 BK705
3/4 — 16 H5 4 BF725 BK725
7/8 9 — H6 4 BF746 BK746
7/8 — 14 H6 4 BF766 BK766
1 8 — H6 4 BF786 BK786
1 — 12 H6 4 BF806 BK806
1-1/8 8 — H6 4 BF836 BK836
1-1/4 8 — H6 4 BF876 BK876
1-3/8 8 — H6 4 BF916 BK916
1-1/2 8 — H6 4 BF956 BK956
▶Refer to technical data on page 520~554.
◎ : 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)
○ ○ ○ ○ ○ ○ ○ ○ ○ ○
394 • phone:+1-800-765-8665, Technical Support : 888-868-5988, www.yg1usa.com phone:+1-800-765-8665, Technical Support : 888-868-5988, www.yg1usa.com • 395