FREE DESIGNATION STRAIGHT CORE PINS WITH TIP PROCESS
– (KC/WKC … etc.)
Part Number – L – P – T – Tip size (K/S/G/R(RTC))
Shape (Tip shape)
High Speed Steel SKH51
Alterations
– HC6.5
F–CPNS 8 – 30.2 – P5.50 – T19.0
S
(No processing)
Alteration details D P.323
Die Steel SKD61
Alterations Code
Spec.
Alterations Code
Spec.
Head diameter change HC = 0.1mm increments E P ≦ HC ＜ H E In relation to the diameter tolerance, alteration may create a straight piece with little diameter difference between the head and shaft.
＋ 0 . 02 0
Single flat cutting P/2 ≦ KC ＜ H/2
L
KC
KC － 0 . 01 0
HC
NAK80
AK80
C
(C chamfered)
± 0 . 02 G
± 45 °
WKC Two flats cutting P/2 ≦ WKC ＜ H/2
30 ´
0.05mm increments 0 . 1 ≦ G ＜ P/2 G ≦ L － 10
DH2F
Head diameter change (precision) HCC = 0.1mm increments E P ＋ 0.5 ≦ HCC ＜ H−0.3
Select from the gure on right
About Designation Unit for Key Flat Cutting
Shape
0 － 0 . 01
HCC
R ≦ 0 . 3
WKC
Varied width parallel flats cutting P/2 ≦ KAC ＜ H/2 KBC = 0.1mm increments only KAC ＜ KBC ＜ H/2
－ 0 . 02 0
KAC KBC
L
Pre-hardened Steel Hardening Steel
(1)To align the key flat with the shaft diameter Unit of designation 0.005mm increments possible
TRN Relief under the head
－ 0.01 0
－ 0.01 0
KAC
KBC
(No need for plate chamfering)
0.5° increments 20 ≦ K ≦ 60
PROVA400 Pre-hardened Steel Hardening Steel
G
(Cone)
ℓ
K ° ± 30 ´
0 －
Numbering on the head Range of designation and Designation method: D P.324 X Combination with SKC not available
0 . 02
T
Two flats (right angled) cutting P/2 ≦ RKC ＜ H/2
RKC
A15
NHC
2tanK ≧ P
ℓ＝ 2tanK P L －
RKC － 0 . 01 0
10
L
Stainless Steel SUS440C
8
－ 0 . 05 0
L
Gas vent machining GS/GB = 1mm increments E 2 ＋ (G/ℓ/S/R/SR) ≦ GS ≦ 12
DKC Three flats cutting P/2 ≦ DKC ＜ H/2
GVC
0 － 0 . 01
MAS1C
GS ＋ 2 ≦ GB ≦ 30
0.5° increments 0 ＜ K ≦ 45 0.05mm increments 2tanK P S ≦ L － 10 and S ≦ 0.1 ≦ S ＜ 2 L R ≦ L － 10 0.1mm increments 0.2 ≦ R ＜ P/2
DKC
DKC
GS
T
(Tapered)
S ± 0 . 02
L GB
L−T−GB ≧ 10 Designation method D P.324 Improves tip R tolerance R ± 0.1 c ± 0.05 RTC = 0.1mm increments E 0.2 ≦ RTC ≦ P–0.2 2 E L−RTC ≧ 10 E Shape Available for R only E Shaft diameter P ＜ 4 c RCmax. = 1.5 × P E Shaft diameter P ≧ 4 c RCmax. = 3 × P E However, RC ≦ 32 E Shape Available for B only E ℓ calculation formula ℓ ＝ RC− RC 2 − P 2 4 Tip R alteration RC = 0.1mm increments E P/2 ＜ RC ≦ RCmax. and L−ℓ ≧ 10
Type
Shape
M Material
H Hardness
T P Tolerance
K °
± 30 ´
Four flats cutting P/2 ≦ SKC ＜ H/2
F−CPNE
SKC
4mm
NAK80
37−43HRC
R
－ 0 . 01 SKC 0
(2) When designating arbitrary key flat dimensions Unit of designation 0.1mm
RTC
F−CPFE
DH2F
38−42HRC
S C G T R B
JIS (6/8mm)
0 －
–0.01 –0.02
0 . 02
AG °
L
± 0.5
Two flats (angled) cutting P/2 ≦ KGC ＜ H/2 0 ＜ AG ＜ 360 AG = 1° increments
F−CPDE
SKD61
48−52HRC
0 °
KGC
Free Designation
R
± 0 . 1 R
(R chamfered)
F−CPHE
KGC
SKH51
58−60HRC
120 ° 120 °
RC （ SR ）
Three flats cutting at 120° P/2 ≦ KTC ＜ H/2
F−CPN
NAK80
37−43HRC
－ 0 . 01 120 ° 0
D (P) –0.01 –0.02 D (P) 0
Tip designation dimension Q changed to designation dimension R.
RC
KTC
F−CPF
－ 0 . 02 0
DH2F
38−42HRC
KTC
L
0 –0.005
–0.005
F−CPD
SKD61
48−52HRC
SR ＝ P / 2
B
(Spherical)
D (P) 0
F−CPH
SKH51
58−60HRC
–0.003
2 ≧ P
L －
10
Total Length Designation
0 －
0 . 05
L
Shaft Diameter / Total Length Designation Free Designation
Part Number
0.01mm increments
T 0.1mm increments
H
Type
Shape
No.
L
P
Tip Process
5
2.00 – 3.00
5
Engraving
6
2.50 – 4.00
6
F–CPNE F–CPFE F–CPDE F–CPHE F–CPN F–CPF F–CPD F–CPH
Gas Vent
7
3.00 – 5.00
7
S C G T R B
8
4.00 – 6.00
8
9
4.00 – 7.00
9
1.5 – 20.0 T ≦ L–10
12.00 – 100.00
10
5.00 – 8.00
10
11
6.00 – 9.00
11
12
7.00 – 10.00
12
13
8.00 – 11.00
13
15
10.00 – 13.00
15
E F – CPC/F – CPCE are No.6 – No.10 standards.
Part Number – L – P – T – Tip size (K/S/G/Q) F–CPDS 6 – 61.00 – P2.85 – T19.0
Order
Quotation
Delivery
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