TOLERANCE
Investment casting tolerances Specified by an international standard: VDG P690
HV
HRA
HRB
HRC
HRD
15N
30N
45N
HB
HS
940
85.6
-
68.0
76.9
93.2
84.4
75.4
98.0
920
85.3
67.5
76.5
93.0
84.0
74.3
96.8
900
85.0
67.0
76.1
92.9
83.6
74.2
95.6
880
84.7
66.4
75.7
92.7
83.1
73.6
94.3
860
65.9
75.3
92.5
82.7
73.1
93.1
840
84.1
65.3
74.8
92.3
82.2
72.2
91.7
820
83.8
64.7
92.1
81.7
71.8
733
90.4
800
83.4
64.0
73.8
91.8
81.1
71.0
722
89.0
780
83.0
63.3
73.3
91.5
80.4
70.2
710
87.6
760
82.6
62.5
72.6
91.2
79.7
69.4
697
86.2
740
61.8
72.1
91.0
79.1
68.6
684
84.8
720
81.8
61.0
71.5
90.7
78.4
67.7
670
83.3
700
81.3
60.1
70.8
90.3
77.6
66.7
656
690
59.7
70.5
90.1
77.2
66.2
648
81.0
680
80.8
59.2
70.1
89.8
76.8
65.7
639
80.2
80.6
58.8
69.8
89.7
76.4
630
79.4
660
80.3
58.3
89.5
75.9
621
78.6
650
57.8
69.0
89.2
75.5
64.1
612
77.8
640
79.8
57.3
68.7
75.1
63.5
602
77.0
79.5
56.8
68.3
88.8
74.6
63.0
592
76.2
620
79.2
56.3
67.9
88.5
62.4
583
610
78.9
55.7
88.2
61.7
574
74.5
600
55.2
88.0
73.2
61.2
565
73.7
590
54.7
87.8
72.7
60.5
555
72.8
580
78.0
54.1
87.5
59.5
546
72.0
570
53.6
65.8
87.2
71.7
59.3
536
71.1
560
77.4
53.0
65.4
86.9
71.2
58.6
525
550
52.3
64.8
86.6
517
69.3
540
76.7
51.7
64.4
86.3
70.0
57.0
508
68.4
530
51.1
63.9
86.0
69.5
56.2
498
520
50.5
85.7
55.6
488
66.6
510
49.8
62.9
85.4
479
65.6
500
49.1
62.2
53.9
470
490
74.9
48.4
61.6
67.1
53.1
461
63.7
480
47.7
61.3
84.3
52.2
451
62.8
74.1
46.9
60.7
83.9
51.3
442
460
46.1
64.9
50.4
434
60.8
450
45.3
59.4
83.2
64.3
49.4
425
59.8
440
44.5
82.8
415
430
72.3
43.6
58.2
82.3
62.7
47.4
405
420
42.7
57.5
61.9
46.4
397
56.7
410
71.4
41.8
81.4
61.1
388
400
40.8
56.0
60.2
44.1
379
54.6
390
70.3
39.8
42.9
369
380
110.0
38.8
54.4
58.4
41.7
360
52.5
370
69.2
37.7
57.4
40.4
350
51.4
109.0
36.6
52.8
56.4
39.1
341
50.3
68.1
35.5
51.9
55.4
37.8
331
49.2
340
67.6
108.0
34.4
36.5
322
48.1
330
33.3
50.2
35.2
313
320
107.0
32.2
33.9
303
45.7
310
31.0
75.6
32.5
294
44.6
300
65.2
105.5
29.8
47.5
31.1
284
43.4
295
29.2
47.1
49.7
30.4
280
42.8
290
64.5
104.5
28.5
46.5
49.0
29.5
275
42.2
285
64.2
27.8
46.0
28.7
270
41.6
63.8
103.5
27.1
73.4
47.8
27.9
265
41.0
26.4
44.9
73.0
47.2
261
63.1
102.0
25.6
44.3
26.2
256
39.7
24.8
43.7
25.2
252
260
101.0
24.0
43.1
71.6
45.0
24.3
247
38.5
255
62.0
23.1
44.2
23.2
243
37.9
250
99.5
22.2
70.6
238
37.2
245
21.3
41.1
42.5
21.1
233
240
98.1
20.3
40.3
69.9
19.9
228
36.0
230
96.7
18.0
219
34.7
220
95.0
15.7
209
33.4
210
93.4
13.4
200
32.0
11.0
190
30.7
8.5
181
29.4
180
87.1
6.0
171
28.0
170
3.0
162
26.6
160
0.0
152
150
78.7
143
23.8
140
75.0
133
22.3
130
124
20.8
120
114
19.4
110
62.3
105
17.9
100
95
16.3