1、DEUTSCHE NORM September 1991 UDC 536.51-033.5 DIN 16181 Industrial straight stem I i q u id - i n - g I ass the r m o m e t e rs with V- s h a p e d case, of nominal size 110 Dimensions and nominal rancies Maschinen-Glasthermometer mit V-frmigem Gehuse; NenngrBe 110, Bauart gerade; MaBe und Anzeigeb
2、ereiche This standard supersedes November 1966 edition of this standard and, together with September 1991 editions of DIN 16182 and DIN 16195, also supersedes November 1966 editions of DIN 16 183 and DIN 16184. In keeping with current practice in standards published bythe International Organization
3、forStandardization (ISO), a comma has been used throughout as the decimal marker. Dimensions in mm 1 Scope and fleld of application This standard specifies dimensions and nominal ranges of industrial straight stem liquid-in-glass thermometers (ther- mometers, for short) with V-shaped case, of nomina
4、l size 110, as used for measuring temperature in machinery and other plant. 2 Dimensions and designation Thermometers are not expected to conform to the design illustrated here; compliance is only required with respect to the dimensions specified. For general tolerances, accuracy grade m as specifie
5、d in IS0 2768 shall apply. 2.1 Design Type B, with large screwed stud end (with GV2A thread and SW*)27 or M 20 x 1,5 thread and SW*) 27) Type B1, with small screwed stud end (with GVa A thread and SW*)22 or M 16 x 1,5 thread and SW*)22) Type A stud end as DIN 3852 Parts 1 and 21) Immersion tube Ther
6、mometer insert Type C, with union nut (with G VZ or M 20 x 1.5 thread) 4 O $ 1 I IC /- Other dimensions and details as for type B. *) Width across flats. At present at the stage of draft Continued on pages 2 to 4 Beuth Verlag GmbH, Berlin, has the exclusive right of sale for German Standards (DIN-No
7、rmen). 04.92 DIN 16 181 Engl. Price group Sales No. 0106 Page 2 DIN 16181 DIN number Designation -2 1 Type Type of thread (dG) Code number for nominal range as per table 3 Built-in length, 11, as per table 1 Material symbol as per DIN 16195 for parts in contact with fluid Symbol for thermometric flu
8、id as per DIN 16195 - 2.2 Case Built-in length, 2, Type c Types B and Bi 63 89 1 O0 126 160 186 Case DIN 16181 - 110 - 100 Designation DIN number Nominal size Code number for nominal range as per table 3 *) Centre distance of figures for upper and lower scale end marks, 3, If so agreed, cases may al
9、so have a width of (36-1)s) mm. Approx. immersed length, 12 Type B1 Types B and C 49 51 86 88 146 148 DIN 16181 Page 3 Bottom section length, 14 Limit deviations 2.3 Thermometer insert The shape of the capillary tube (round or prismatic) is at the manufacturers discretion. For thermometer: (as per t
10、able i) oi for With 11 Approx. immersed length, 1s types B and B1 type I 1 03 140 200 127 164 224 *2 42 63 80 1 O0 140 16Q - -5 42 89 80 - 126 140 186 +2 Insert DIN 16181 - 100 x 1 Designation DIN number Code number for nominal range as per table 3 Bottom section length, 14, as per table 2 IO x - I
11、- BFB .T Table 2. Dimensions of thermometer Inserts 3 Nominal ranges Table 3. Nominal ranges Nominal range, in “C Code number oto 100 1 O0 oto 120 120 4 Technical delivery conditions Thermometers shall be provided either with pipe thread made to IS0 228 Part 1 (indicated by code letter G in their de
12、signation) or with IS0 metric screw thread made to DIN 13 Part 6 (correspondingly indicated by code letter M). See DIN 16195 for requirements to be met by thermometers and thermometer inserts, and for the methods of testing compliance with them. Immersed length, 15, as per table 2 Symbol for thermom
13、etric fluid as per DIN 16195 Page 4 DIN 16181 Standards referred to DIN 13 Part 6 IS0 metric screw threads; 1,5 mm fine pitch threads with diameters from 12 mm to 300 mm; nominal sizes DIN 3852 Part 1 Screwed stud ends and tapped holes with metric fine pitch thread for compression couplings, valves
14、and screwed plugs; dimensions DIN 3852 Part 2 (at present at the stage of draft) Screwed stud ends and tapped holes with pipe thread for compres- sion couplings, valves and screwed plugs; dimensions DIN 6195 Industrial liquid-in-glass thermometers with round or V-shaped case; requirements and testin
15、g IS0 228-1 : 1982 Pipe threads where pressure-tight joints are not made on the threads; designation, dimensions and tolerances IS0 2768-1 : 1989 General tolerances; linear and angular tolerances without individual indication on drawings Other relevant standards DIN 16182 DIN 16185 DIN 16186 DIN 161
16、89 DIN 16190 DIN 16191 Industrial 90 angle stem liquid-in-glass thermometers with V-shaped case. of nominal size 110; dimensions and nominal ranges Industrial straight stem liquid-in-glass thermometers with V-shaped case, of nominal size 150; dimensions and nominal ranges Industrial 90“ angle stem l
17、iquid-in-glass thermometers with V-shaped case, of nominal size 150; dimensions and nominal ranges Industrial straight stem liquid-in-glass thermometers with V-shaped case, of nominal size 200; dimensions and nominal ranges Industrial 90“ angle stem liquid-in-glass thermometers with V-shaped case, o
18、f nominal size 200; dimensions and nominal ranges Industrial 135“ angle stem liquid-in-glass thermometers with V-shaped case, of nominal size 200; dimensions and nominal ranges Previous editions DIN 16181: 11.66; DIN 16183: 11.66; DIN 16184: 11.66. Amendments The following amendments have been made
19、to the November 1966 editions of this standard and of DIN 16 183 and DIN 16 184. a) Code letter R (for pipe thread) has been changed to G. in line with IS0 228 Part 1. b) The case and insert previously specified in DIN 16183 and DIN 16184, respectively, have been included here. c) A case width of 36 mm has been introduced. International Patent Classification G O1 K 1/02 G O1 K 5/00
