Richards Thermocouple and Temperature Sensor Catalog 16

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Inside Diameters - 145 mm to 320 mm
(QZ) - Closed One End (QT) - Open Both Ends
Quartz - Fused Quartz Tubes and Tubing - Maximum 2192°F (1200°C)
Manufacturing, Engineering and Sales Since 1938
Phone: 617.527.4385 Fax: 617.964.3746 Email:
QZ
QT
*Specify tube or tubing length in inches (standard) or millimeters (add “mm” after length).
Tolerances on Outside and Inside Diameters ±2 %
Other tube sizes, square tubes, and stirring rod also available. Phone for details
Page 189 Visit our website at
Closed Inches Maximum Millimeters Maximum Open
Part Number O.D. I.D. Wall Length O.D. I.D. Wall Length Part Number
QZ15101450-*
QZ15601500-*
QZ16101550-*
QZ16601600-*
QZ17101650-*
QZ17601700-*
QZ18401760-*
QZ18501780-*
QZ19001840-*
QZ19601900-*
QT20101950-*
QZ20602000-*
QZ21102030-*
QZ21602080-*
QZ22102150-*
QZ22102110-*
QZ22102150-*
QZ22502150-*
QZ22602200-*
QZ22802200-*
QZ23002200-*
QZ22902210-*
QZ23502250-*
QZ23502270-*
QZ23602300-*
QZ24502350-*
QZ24602400-*
QZ24902410-*
QZ25102410-*
QZ25302450-*
QZ26002500-*
QZ26502570-*
QZ26702590-*
QZ26802600-*
QZ27502650-*
QZ28002700-*
QZ30002900-*
QZ30903000-*
QZ31503060-*
QZ33003200-*
5.9449
6.1417
6.3386
6.5354
6.7323
6.9291
7.2441
7.2835
7.4803
7.7165
7.9134
8.1102
8.3071
8.5039
8.7008
8.7008
8.8583
8.8976
8.9764
9.0551
9.0157
9.2520
9.2520
9.2913
9.4488
9.6457
9.6850
9.8031
9.8819
9.9606
10.2362
10.4331
10.5118
10.5512
10.8268
11.0236
11.8110
12.1654
12.4016
12.9921
5.71
5.91
6.10
6.30
6.50
6.69
4.00
7.01
7.51
7.48
7.68
7.87
7.99
8.19
8.31
8.46
8.46
8.66
8.66
8.66
8.70
8.86
8.94
9.06
9.06
9.25
9.45
9.49
9.49
9.65
9.84
10.12
10.20
10.24
10.43
10.63
11.42
11.79
12.05
12.60
0.12
0.12
0.12
0.12
0.12
0.12
0.16
0.14
0.12
0.12
0.12
0.12
0.16
0.16
0.20
0.12
0.20
.012
0.16
0.20
0.16
0.20
0.16
0.12
0.20
0.20
0.12
0.16
0.20
0.16
0.20
0.16
0.16
0.16
0.20
0.20
0.20
0.18
0.18
0.20
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
72
151
156
161
166
171
176
184
185
190
196
201
206
211
216
221
221
225
226
228
230
229
235
235
236
240
245
246
249
251
253
260
265
267
268
275
280
300
309
315
330
145
150
155
160
165
170
176
178
184
190
195
200
203
208
211
215
215
220
220
220
221
225
227
230
230
235
240
241
241
245
250
257
259
260
265
270
290
300
306
320
3
3
3
3
3
3
4
3.5
3
3
3
3
4
4
5
3
5
3
4
5
4
5
4
3
5
5
3
4
5
4
5
4
4
4
5
5
5
4.5
4.5
5
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
1828.8
QT15101450-*
QT15601500-*
QT16101550-*
QT16601600-*
QT17101650-*
QT17601700-*
QT18401760-*
QT18501780-*
QT19001840-*
QT19601900-*
QT20101950-*
QT20602000-*
QT21102030-*
QT21602080-*
QT22102150-*
QT22102110-*
QT22102150-*
QT22502150-*
QT22602200-*
QT22802200-*
QT23002200-*
QT22902210-*
QT23502250-*
QT23502270-*
QT23602300-*
QT24502350-*
QT24602400-*
QT24902410-*
QT25102410-*
QT25302450-*
QT26002500-*
QT26502570-*
QT26702590-*
QT26802600-*
QT27502650-*
QT28002700-*
QT30002900-*
QT30903000-*
QT31503060-*
QT33003200-*