Die Steel SKD61 + Nitriding
Total length designation type
Shaft diameter/Total length designation type
STRAIGHT EJECTOR PINS FOR DIE CAST – L DIMENSION DESIGNATION TYPE/P/L DIMENSION DESIGNATION TYPE –
L
L
Part Number – L – P – (KC/WKC … etc.) DEPB5 – 268.30 – P4.53 – TC6.0
High Speed Steel SKH51 + Hard chromate Die Steel SKD61 + Nitriding High Speed Steel SKH51
Alterations
Alteration details D P.9
Alterations Code
Spec.
Alterations Code
Spec.
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 Varied dimension flat cutting KAC, KBC = 0.1mm increments KAC ＝ P/2 c 0.005mm increments possible E P/2 ≦ KAC ＜ KBC ＜ 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 Three flats cutting DKC = 0.1mm increments DKC = P/2 c 0.005mm increments possible E P/2 ≦ DKC ＜ H/2 Four flats cutting SKC = 0.1mm increments SKC = P/2 c 0.005mm increments possible E P/2 ≦ SKC ＜ H/2 Two flats (angled) cutting KGC = 0.1mm increments KGC = P/2 c 0.005mm increments possible AG = Designation 1° increments E P/2 ≦ KGC ＜ H/2, 0 ＜ AG ＜ 360 Three flats cutting at 120° KTC = 0.1mm increments KTC = P/2 c 0.005mm increments possible E P/2 ≦ KTC ＜ H/2
Head diameter change HC = 0.1mm increments E P + 1 ≦ HC ＜ H
HC
KC
－ 0.1 KC 0
Head thickness change TC = 0.1mm increments E 5.0 ≦ TC ＜ 10 (Dimension L remains unchanged) E 10−TC ≦ Lmax.−L
Die Steel SKD61
b 1 (Range of guaranteed shaft diameter precision)
x 1
0 － 0.05
TC
TC
WKC
WKC － 0.1 0
10
Pre–Hardened Die Steel SKD61
＋ 0.1
0 4
KAC KBC
Dowel hole boring X Combination with other than NHC/NHN not available
NC
－ 0.1 0
－ 0.1 0
R ≦ 0.5
Stainless Steel SUS440C
KAC
KBC
10
T ＝ 10
0
－ 0.01 － 0.02
－ 0.05
P
0 ＋ 0.05
） ＋ 0.5 L 0
（ L ＞ 500
L
4
RKC
+ Spring pin driving X Combination with other than NHC/NHN not available
4mm
0 － 0.1
NCW Dowel hole
RKC
JIS (6/8mm)
10
SKD61 equivalent + Nitriding Surface: 900HV– Base material: 40–45HRC
M Material h Hardness
Part Number
Head thickness
DKC
Numbering on the head Range of designation and Designation method: D P.10 X Combination with SKC/MC not available Automatic sequential numbering on the head Range of designation and Designation method: D P.10 X Combination with SKC/MC not available
217
10mm
0
NHC
DEPL (L dimension designation type)
DKC
DKC － 0.1
10mm (T10)
Range of guaranteed shaft diameter precision/Base material hardness/Range of guaranteed surface hardness for nitriding (details D P.7 )
DEPB (P/L dimension designation type)
P –0.01 –0.02 P 0 - 0.005
SKC
1
2
3
SKC － 0.1 0
NHN
■ L dimension designation type
Part Number
L
KGC 0 ° AG ° ± 0.5
P 0
MC
P M P 8.00– 9.99 M4 P10.00–11.99 M5 P12.00–15.99 M6 P16.00–20.00 M8
Head tapping E Available when P ≧ 8.00 X Combination with any other alteration not available
H
–0.002
Type
P
0.01mm increments
0.1mm increments
MC
KGC
Standard Size Total Length Designation
4 5 6 7 8
8 9
M × 1
500.1– 600.0
120 ° 120 °
500.1– 700.0
10 11 13 15 17 20 25
120 ° 0 － 0.1
KTC
Shaft Diameter Designation Shaft Diameter/ Total Length Designation
KTC
DEPL
50.00–500.00
500.1– 800.0
10 12 15 20
Tip Process
500.1–1000.0
Engraving
■ P/L dimension designation type
Gas Vent
Part Number
0.01mm increments
H
Type
No.
L
P
4 5 6 7 8
3.00– 3.99 4.00– 4.99 5.00– 5.99 6.00– 6.99 7.00– 7.99 8.00– 9.99 10.00–11.99 12.00–14.99 15.00–19.99
8 9
10 11 13 15 17 20 25
DEPB
50.00–300.00
10 12 15 20
E Nitriding may extend to the head as it is applied after dimension P machining.
Part Number – L – P DEPL 5 DEPB 5 – – 270.50 268.30 – P4.53
Delivery Quotation
Order
37
38
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