Hole Type
Specifications
JEM Manufacturing Corp. hole-type IQI's are color coded by material for ease in sorting. All JEM IQI's are electrochemically marked with material and specification.
DENSITY (1)
gm/cm 3 | MATERIAL
GROUP | MATERIAL
SYMBOL | MATERIALS | JEM
COLOR |
|---|
| 1.76 |
03 |
MG |
Magnesium (pure) |
Black |
| 1.77 |
03 |
MG |
Magnesium [Alloy AZ31] |
Black |
| 2.699 |
02 |
AL |
Aluminum (pure) |
Blue |
| 2.70 |
02 |
AL |
Aluminum [Alloy 6061] |
Blue |
| 4.43 |
01 |
TI |
Titanium (pure) |
Gold |
| 4.50 |
01 |
TI |
Titanium Alloy [Ti-6Al-4V] |
Gold |
| 7.871 |
1 |
FE |
Carbon Steel [UNS 10006] |
Orange |
| 8.0 |
1 |
SS |
Stainless Steel [Type 304, 303] |
Red |
| 8.17 |
2 |
AB |
Aluminum Bronze (95Cu-5Al) |
Silver |
| 8.19 |
3 |
IN |
Inconel Alloy 718(3) |
Brow |
| 8.22 |
4 |
NI [HX]2 |
HASTELLOY X(4) |
Green |
| 8.42 |
3 |
IN |
Inconel Alloy 600(3) |
Brown |
| 8.47 |
4 |
NI |
Monel K-500(3) |
Green |
| 8.53 |
4 |
BR |
Brass (70Cu-30Zn) |
Green |
| 8.83 |
4 |
NI |
Monel 400(3) (66.5Ni-31.5 Cu) |
Green |
| 8.89 |
4 |
NI |
Nickel 200 (99%pure) |
Green |
| 8.94 |
4 |
CU |
Copper (99.99%pure, C10100) |
Green |
| 8.94 |
4 |
CU |
Copper-Nickel (70Cu-30Ni) |
Green |
| 8.80 |
5 |
[BZ]2 |
Tin Bronze 88Cu-8Sn-4Zn |
White |
| 9.130 |
5 |
CO |
HAYNES Alloy No. 25(5) |
White |
- Metals Handbook Ninth Edition, American Society for Metals, Metals Park, OH
- ASTM E 1025-94
- Inconel and Monel are the registered trademarks of The International Nickel Co, Inc., Huntington, WV 25720. Monel K-500 is nominally 66.5Ni-29.5Cu-2.7Al-0.6Ti.
- All Hastelloy Alloys are registered trademarks of Cabot Corp., Boston, MA
- All Haynes Alloys are registered trademarks of Union Carbide Corp., New York, NY
|
Choosing 2% IQIs and Block Thinkness
BLOCK THICKNESS
Thickness of specimen, weld, or object to be radiographed |
|---|
| (INCH) | FRACTION
(OF INCH) | (MM) |
|---|
| 0.250 |
1/4 |
6.35 |
| 0.300 |
19/64 |
7.62 |
| 0.312 |
5/16 |
7.87 |
| 0.350 |
21/64 |
8.89 |
| 0.375 |
3/8 |
9.53 |
| 0.400 |
13/32 |
10.16 |
| 0.435 |
7/16 |
11.05 |
| 0.450 |
29/64 |
11.43 |
| 0.500 |
1/2 |
12.70 |
| 0.550 |
35/64 |
13.97 |
| 0.560 |
9/16 |
14.22 |
| 0.600 |
39/64 |
15.24 |
| 0.625 |
5/8 |
15.88 |
| 0.650 |
21/32 |
16.51 |
| 0.688 |
11/16 |
17.46 |
| 0.700 |
45/64 |
17.78 |
| 0.750 |
3/4 |
19.05 |
| 0.800 |
51/64 |
20.32 |
| 0.810 |
13/16 |
20.57 |
| 0.850 |
27/32 |
21.59 |
| 0.875 |
7/8 |
22.23 |
| 0.900 |
29/32 |
22.86 |
| 0.935 |
15/16 |
23.75 |
| 0.950 |
61/64 |
24.13 |
| 1.000 |
1.000 |
25.40 |
| 1.125 |
1 1/8 |
28.58 |
| 1.250 |
1 1/4 |
31.75 |
| 1.375 |
1 3/8 |
34.93 |
| 1.500 |
1 1/2 |
38.10 |
| 1.625 |
1 5/8 |
41.27 |
| 1.750 |
1 3/4 |
44.45 |
| 1.875 |
1 7/8 |
47.63 |
| 2.00 |
2.000 |
50.80 |
| 2.125 |
2 1/8 |
53.98 |
| 2.250 |
2 1/4 |
57.15 |
| 2.375 |
2 3/8 |
60.33 |
| 2.500 |
2 1/2 |
63.50 | |
|
IQI THICKNESS
2% of Thickness of specimen, weld, or object to be radiographed |
|---|
| IDENTIFICATION NUMBER |
|---|
| (INCH) | (MM) | ASME
ASTM | MIL-271
SHIPS | ASTM E 1742
AMS |
|---|
| 0.0050 |
0.1270 |
5 |
.25 |
.25 |
| 0.0060 |
0.1524 |
-- |
.30 |
-- |
| 0.0062 |
0.1575 |
6 |
-- |
.31 |
| 0.0070 |
0.1778 |
-- |
.35 |
-- |
| 0.0075 |
0.1905 |
7 |
-- |
.37 |
| 0.0080 |
0.2032 |
-- |
.40 |
-- |
| 0.0087 |
0.2210 |
8 |
-- |
.43 |
| 0.0090 |
0.2286 |
-- |
.45 |
-- |
| 0.0100 |
0.2540 |
10 |
.50 |
.50 |
| 0.0110 |
0.2794 |
-- |
.55 |
-- |
| 0.0112 |
0.2845 |
11 |
-- |
.56 |
| 0.0120 |
0.3048 |
-- |
.60 |
-- |
| 0.0125 |
0.3175 |
12 |
-- |
.62 |
| 0.0130 |
0.3302 |
-- |
.65 |
-- |
| 0.0137 |
0.3493 |
14 |
-- |
.68 |
| 0.0140 |
0.3556 |
-- |
.70 |
-- |
| 0.0150 |
0.3810 |
15 |
.75 |
.75 |
| 0.0160 |
0.4064 |
-- |
.80 |
-- |
| 0.0162 |
0.4115 |
16 |
-- |
.81 |
| 0.0170 |
0.4318 |
-- |
.85 |
-- |
| 0.0175 |
0.4445 |
17 |
-- |
.87 |
| 0.0180 |
0.4572 |
-- |
.90 |
-- |
| 0.0187 |
0.4750 |
18 |
-- |
.93 |
| 0.0190 |
0.4826 |
-- |
.95 |
-- |
| 0.0200 |
0.5080 |
20 |
1.0 |
1.0 |
| 0.0225 |
0.5715 |
22 |
1.1 |
1.1 |
| 0.0250 |
0.6350 |
25 |
1.2 |
1.2 |
| 0.0275 |
0.6985 |
27 |
1.3 |
1.3 |
| 0.0300 |
0.7620 |
30 |
1.5 |
1.5 |
| 0.0325 |
0.8255 |
32 |
1.6 |
1.6 |
| 0.0350 |
0.8890 |
35 |
1.7 |
1.7 |
| 0.0375 |
0.9525 |
37 |
1.8 |
1.8 |
| 0.0400 |
1.0160 |
40 |
2.0 |
2.0 |
| 0.0425 |
1.0795 |
42 |
2.1 |
2.1 |
| 0.0450 |
1.1430 |
45 |
2.2 |
2.2 |
| 0.0475 |
1.2065 |
47 |
2.3 |
2.3 |
| 0.0500 |
1.2700 |
50 |
2.5 |
2.5 | |
HOLE TYPE IMAGE QUALITY INDICATORS
TO ALL REFERENCE STANDARDS*
QUANTITY DISCOUNT ON EACH SIZE IQI AND MATERIAL
IQI's Complete thickness range with cases consist of the following sizes:
Aluminum; Steel and Stainless Steel; other materials on request
ASTM E 1742 / MIL-STD-453C Thickness Range "A": .25, .31, .37, .43, .50, .56, .62, .68, .75, .81, .87, .93, 1.0, 1.1, 1.2, 1.3, 1.5, 1.6, 1.7, 1.8, 2.0, 2.1, 2.2, 2.3, 2.5
ASTM E 1742 / MIL-STD-453C Thickness Range "B": 2.7, 3.0, 3.2, 3.5, 3.7, 4.0, 4.5, 5.0, 6.0, 7.0, 8.0
MIL-STD-271F, NAVSHIPS 250-1500-1 Thickness Range "A": .25, .30, .35, .40, .45, .50, .55, .60, .65, .70, .75, .80, .85, .90, .95, 1.0, 1.1, 1.2, 1.3, 1.5, 1.6, 1.7, 1.8, 2.0, 2.1, 2.2, 2.3, 2.5
ASTM, ASME Sec. I, III, V, API 1104 Thickness Range "A": #5, #6, #7, #8, #10, #11, #12, #14, #15, #16, #17, #18, #20, #22, #25, #27, #30, #32, #35, #37, #40, #42, #45, #47, #50
ASTM, ASME Sec. I, III, V, API 1104 Thickness Range "B": #55, #60, #65, #70, #75, #80, #90, #100, #120, #140, #160