Cemented carbide non-calibrated parts
The company utilizes advanced machining techniques and processes semi-finished products to produce a wide range of custom-shaped and purpose-specific products such as plates, molds, long bars, rods, and other special-shaped products.
Super hard alloy non-standard custom parts
30° double helix bar
Classification:
Accessories:
E-mail:
|
Type |
Diameter ØD |
Length L( Tol./ 0,+5) |
Diameter of bore Ød |
Hole Pitch Bolt Circle TKØ |
Screw pitch(±0.5°) Pitch |
Hole Deviation a |
||
|
P |
Tol. |
|||||||
|
GD301030330040017A |
3 |
330 |
0.40 |
1.70 |
16.32 |
-0.32 |
+0.33 |
0.15 |
|
GD301040330060022A |
4 |
330 |
0.60 |
2.20 |
21.77 |
-0.43 |
+0.45 |
0.15 |
|
GD301050330070026A |
5 |
330 |
0.70 |
2.60 |
27.21 |
-0.54 |
+0.56 |
0.15 |
|
GD301060330070026A |
6 |
330 |
0.70 |
2.60 |
32.65 |
-0.65 |
+0.67 |
0.15 |
|
GD301070330100037A |
7 |
330 |
1.00 |
3.70 |
38.09 |
-0.76 |
+0.78 |
0.15 |
|
GD301080330100040A |
8 |
330 |
1.00 |
4.00 |
43.53 |
-0.86 |
+0.89 |
0.15 |
|
GD301090330140048A |
9 |
330 |
1.40 |
4.80 |
48.97 |
-0.97 |
+1.00 |
0.20 |
|
GD301100330140048A |
10 |
330 |
1.40 |
4.80 |
54.41 |
-1.08 |
+1.11 |
0.20 |
|
GD301110330140053A |
11 |
330 |
1.40 |
5.30 |
59.86 |
-1.19 |
+1.22 |
0.30 |
|
GD301120330140062A |
12 |
330 |
1.40 |
6.25 |
65.30 |
-1.30 |
+1.34 |
0.30 |
|
GD301130330175065A |
13 |
330 |
1.75 |
6.50 |
70.74 |
-1.40 |
+1.45 |
0.37 |
|
GD301140330175071S |
14 |
330 |
1.75 |
7.10 |
76.18 |
-1.51 |
+1.56 |
0.40 |
|
GD301140330190067N |
14 |
330 |
1.90 |
6.70 |
76.18 |
-1.51 |
+1.56 |
0.40 |
|
GD301150330175077S |
15 |
330 |
1.75 |
7.70 |
81.62 |
-1.62 |
+1.67 |
0.40 |
|
GD301160330175083S |
16 |
330 |
1.75 |
8.30 |
87.06 |
-1.73 |
+1.78 |
0.40 |
|
GD301160330210080N |
16 |
330 |
2.10 |
8.00 |
87.07 |
-1.73 |
+1.78 |
0.45 |
|
GD301160330250088N |
16 |
330 |
2.50 |
8.80 |
87.06 |
-1.73 |
+1.78 |
0.45 |
|
GD301170330175089S |
17 |
330 |
1.75 |
8.90 |
92.50 |
-1.84 |
+1.89 |
0.45 |
|
GD301180330200095S |
18 |
330 |
2.00 |
9.55 |
97.95 |
-1.94 |
+2.00 |
0.50 |
|
GD301180330280099N |
18 |
330 |
2.80 |
9.90 |
97.95 |
-1.95 |
+2.00 |
0.50 |
|
GD301190330200101S |
19 |
330 |
2.00 |
10.10 |
103.39 |
-2.05 |
+2.12 |
0.50 |
|
GD301200330200104S |
20 |
330 |
2.00 |
10.40 |
108.83 |
-2.16 |
+2.23 |
0.50 |
|
GD301200330250100N |
20 |
330 |
2.50 |
10.00 |
108.83 |
-2.16 |
+2.23 |
0.50 |
|
GD301210330200111S |
21 |
330 |
2.00 |
11.15 |
114.27 |
-2.27 |
+2.34 |
0.50 |
|
GD301220330200116S |
22 |
330 |
2.00 |
11.60 |
119.71 |
-2.38 |
+2.45 |
0.50 |
|
GD301230330200122S |
23 |
330 |
2.00 |
12.20 |
125.15 |
-2.48 |
+2.56 |
0.50 |
|
GD301240330200128S |
24 |
330 |
2.00 |
12.80 |
130.59 |
-2.59 |
+2.67 |
0.50 |
|
GD301250330200133S |
25 |
330 |
2.00 |
13.30 |
136.03 |
-2.70 |
+2.78 |
0.50 |
（Length specifications can also be customized according to actual requirements）
Tolerance
|
GESAC Standard |
Unground ØD (mm) | Ground ØD (mm) | ||
|
Range |
Tolerance（Tol.） |
Range |
Tolerance（Tol.） |
|
|
3≤ØD≤6 |
+0.60, +1.00 |
3≤ØD≤25 |
h5/h6 |
|
|
6＜ØD≤24 |
+0.70,+1.10 |
|||
|
ØD=25 |
+0.80,+1.20 |
|||
|
Diameter of bore Ød (mm) |
Hole Pitch, Bolt Circle TKØ (mm) |
|||
|
Range |
Tolerance（Tol.） |
Range |
Tolerance（Tol.） |
|
|
0.40≤Ød≤0.90 |
±0.10 |
TKØ≤4.00 |
+0, -0.40 |
|
|
0.90＜Ød≤1.70 |
±0.15 |
4.00＜TKØ≤5.00 |
+0, -0.60 |
|
|
Ød=1.75 |
±0.20 |
5.00＜TKØ≤10.10 |
+0, -0.80 |
|
|
Ød=2.00 |
±0.25 |
10.10＜TKØ≤13.30 |
+0, -1.00 |
|
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Address: Building D1, Independent Pioneer Park, Tianyi Science and Technology City, 128 Chuangye Avenue, Zhuzhou City, Hunan Province
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