Die Steel SKD61 + Nitrided
DIE CAST CORE PINS –SHAFT DIAMETER (P) DESIGNATION TYPE–
Part Number – L – P – F – A – V – C/R – (KC/WKC … etc.) DPDBC6 – 50.00 – P5.70 – F40.00 – A5.00 – V3.00 – TC5.0
High Speed Steel SKH51
Alterations
Part Number M Material s Surface treatment
H Hardness
DSPB DSB □ DPB
48 ± 2HRC
–
Die Steel SKD61
Alterations Code
Spec.
Alterations Code
Spec.
SKD61 (DAC)
Single flat cutting KC = 0.1mm increments KC = P/2 c 0.005mm increments possible E P/2 ≦ KC ＜ H/2 Two flats cutting WKC = 0.1mm increments WKC = P/2 c 0.005mm increments possible E P/2 ≦ WKC ＜ H/2 Two flats (right angled) cutting RKC = 0.1mm increments RKC = P/2 c 0.005mm increments possible E P/2 ≦ RKC ＜ H/2
Tip R processing RZ = 0.1mm increments ＊ V is a dimension prior to R processing. E 0.3 ≦ RZ ＜ V 2 X Not available for DSPB, DPB
Surface 900HV– Base material 48 ± 2HRC
± 0.1 RZ
KC
Nitrided
KC － 0.1 0
DPDB □
NAK80
DSPB DPB (Nitrided)
DSBD DPDBD (Nitrided)
DH2F
Select DSBC/DPDBC when C = P–A 2
WKC
ℓ
0 WKC － 0.1
RZ
① ± 0.05 C
R ≦ 0.3
R ≦ 0.3
Ks ＝ 45 ° ± 1 °
Pre-hardened Steel
RKC
－ 0.1 RKC 0
Part Number
RZ/BZ max.
PROVA400 Pre-hardened Steel
DSBA/DPDBA
ℓ–1.0
ℓ−(1.0 + P–A 2 ) ＊ When AC code is used ℓ−(1.0 + P–A 2tanAC )
Head diameter change HC = 0.1mm increments E P ≦ HC ＜ H
0
T ＝ 10
－ 0.05
T ＝ 10 － 0.05 0
E C ＜ P–A 2 E 0.1 ≦ C ≦ 1.5 E ℓ ≧ C + 1.0
DSBC/DPDBC
Stainless Steel SUS440C
＋ 0.1
ℓ
F
＋ 0.05
L － 0.05 0 0
HC
L
E In relation to the diameter tolerance, alteration may create a straight piece with little diameter difference between the head and shaft.
0
ℓ–(1.0 + C) ℓ–(1.0 + R)
DSBD/DPDBD DSBE/DPDBE
MAS1C
DSBA DPDBA (Nitrided)
DSBE DPDBE (Nitrided)
Head thickness change TC = 0.1mm increments E 4.0 ≦ TC ＜ 10 (Dimensions L and F remain unchanged) E 10–TC ≦ Lmax.–L
SR
4mm
TC － 0.05 0
TC
R ≦ 0.3
± 0.1 R
R ≦ 0.3
BZ
②
Tip spherical (SR) processing. ＊ V is a dimension prior to SR processing. E BZ = SR = V 2 X Not available for DSPB, DPB E It will be L 0 –0.1 .
JIS (6/8mm)
10
0 － 0.1
L
Standard Ks = 45° can be specified as an angle AC = 1° increments E 30 ≦ AC ≦ 60 E Available for DSBC, DPDBC, DSBD, DPDBD only Working limits for DSBD, DPDBD A + 2 (C × tanAC ° ) ＜ P X Combination with RD not available Changes general R0.3 or less to R0.8–1.0 E Available for DSBC, DPDBC, DSBD, DPDBD only P–A ≧ 2.0 C ≧ 1.0 for DSBD, DPDBD X Combination with AC not available
10mm
AC °
0
0
AC
T ＝ 10
T ＝ 10
－ 0.05
－ 0.05
Free Designation
＋ 0.1
＋ 0.1
ℓ
ℓ
F
F
0
0 － 0.05 L 0
P–A 2
E 0.3 ≦ R ≦ E ℓ ≧ R + 1.0
L － 0.05 0
E ℓ ≧ 1.0
D (P) –0.01 –0.02 D (P) 0
RD
RD
DSBC DPDBC (Nitrided)
–0.005
Details of part ①
Details of part ②
R ≦ 0.3
D (P) 0
E Key flat cutting (KC/WKC/RKC) tolerance is 0 –0.1 . When P/2 is designated to align to the shaft diameter, 0.005mm increments is possible, but tolerance 0
Ks ＝ 45 °
± 1 °
–0.003
R ≦ 0.3
C
–0.1 remains unchanged.
Total Length Designation
R ≦ 0.3
0
Shaft Diameter / Total Length Designation Free Designation
P–A 2
T ＝ 10
+ 1.0
E ℓ ≧
－ 0.05
＋ 0.1
ℓ
F
0 － 0.05 L 0
When AC code is used
E ℓ ≧ P–A 2tanAC
+ 1.0
TiCN Coating
0.1mm increments
Part Number
0.01mm increments
H
ℓ max.
Two Step Shape
Type
No.
L
P
F
A
Vmin.
C/R
1.00 0.1 ≦ C ≦ 1.5 and C ＜ P–A 2 DSBD DPDBD ( ) R ≧ 0.3 and R ≦ P–A 2 DSBE DPDBE ( ) 1.50 2.00 2.50
4 5 6 8
3.50– 3.99 4.00– 4.99 5.00– 5.99 6.00– 7.99 8.00– 9.99 10.00–11.99 12.00–13.99 14.00–15.99
8 9
45.00
(No Nitriding) DSPB
P ＞ A ≧ V
F ≧ 10.00
10 13 15 17 19 21
DSBA DSBC DSBD DSBE
30.00
No need to designate F, A, V when DSPB, DPB are selected
No need to designate A when DSBA, DPDBA are selected
10 12 14 16
50.00
200.00
(Nitrided) DPB
DPDBA DPDBC DPDBD DPDBE
23 16.00–17.99 E Designation of R is available for DSBE/DPDBE only E When L dimension is 100 or more, the head area is annealed. 18
PartNumber– L – P – F – A – V – C/R DPDBC6 – 50.00 – P5.70 – F40.00 – A5.00 – V3.00
Order
Quotation
Delivery
415
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