From uncertaintyto stability
UNKJ 034
UNKJ 034
Weldolets are designed for thermowell or temperature sensor installation on site.
Operating pressure and temperature values should not be beyond the limits specified by the relevant rules and standards of the state supervision for these materials and operating conditions.
Weldolets can be manufactured with different sealing surfaces. See table below.
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Typical weldolet modifications |
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UNKJ 034 |
UNKJ 035 |
UNKJ 036 |
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version 1, 2, 3, 4, 5 |
version 1, 2, 3, 4, 5 |
version 1, 2, 3, 4 |
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Weldolet versions by sensor/thermowell sealing type |
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version 1 |
version 2 |
version 3 |
version 4 |
version 5 |
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socket with end seal, (OST 108.530.03) |
according to GOST 22526 |
according to OST 26.260.460 |
for movable fitting with ring |
weld version |
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for screw-in sleeve |
for screw-in |
for screw-in sleeve, version С |
for CT: 01.03; 01.07; 01.10; 02.10; |
for sleeve |
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List of principal UNKJ weldolet versions
Main typical weldolet modifications* |
Inner mounting thread N |
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М20х1,5 |
М27х2 |
М33х2 |
G½ |
G¾ |
G1 |
C½ |
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UNKJ 034.1-N-СХХ-D-L |
D |
30, 32, 40 |
38, 40 |
48, 50, 78 |
32 |
38 |
48 |
40 |
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d1 |
18 |
25 |
31 |
18.5 |
24 |
30.3 |
17.5 |
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l1 |
20 |
25 |
32 |
20 |
25 |
35 |
21 |
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UNKJ 034.2-N-СХХ-D-L |
D |
32 |
38 |
48 |
32 |
38 |
48 |
– |
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d1 |
18 |
25 |
31 |
18.5 |
24 |
30.3 |
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d2 |
26 |
33 |
40 |
27 |
33 |
40 |
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l1 |
15 |
20 |
20 |
15 |
20 |
20 |
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UNKJ 034.3-N-СХХ-D-L |
D |
40 |
43 |
53 |
40 |
43 |
53 |
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d1 |
18 |
25 |
31 |
18.5 |
24 |
30.3 |
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d2 |
32 |
37 |
44 |
32 |
37 |
44 |
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*- request for product drawings to specify and agree mounting dimensions.
Main typical weldolet modifications* |
Inner mounting thread N |
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М20х1,5 |
М27х2 |
М33х2 |
G½ |
G¾ |
G1 |
C½ |
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UNKJ 034.4-N-СХХ-D-L |
D |
32 |
38 |
48 |
32 |
38 |
48 |
– |
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d1 |
13 |
17 |
21 |
13 |
17 |
21 |
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l1 |
15 |
15 |
18 |
15 |
15 |
18 |
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UNKJ 034.5-36-СХХ-D-L |
D |
60 |
78 |
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d |
44 |
42 |
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UNKJ 035.1-N-СХХ-D-L |
D |
32 |
38 |
48 |
32 |
38 |
48 |
40 |
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d1 |
18 |
25 |
31 |
18.5 |
24 |
30.3 |
17.5 |
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l1 |
20 |
25 |
35 |
20 |
25 |
34 |
21 |
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UNKJ 036.1-N-СХХ-D-L |
D |
32 |
38 |
48 |
32 |
38 |
48 |
40 |
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d1 |
18 |
25 |
31 |
18.5 |
24 |
30.3 |
17.5 |
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l1 |
20 |
25 |
35 |
20 |
25 |
35 |
21 |
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*- request for product drawings to specify and agree mounting dimensions.
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UNKJ |
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034 |
. |
1 |
¾ |
М20х1,5 |
¾ |
S10 |
¾ |
32 |
¾ |
100 |
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1 |
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2 |
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3 |
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4 |
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5 |
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6 |
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7 |
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Field no. |
Structure |
Field code |
Designation |
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1 |
Manufacturer's code |
UNKJ |
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2 |
Modification |
034 |
weld neck |
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035 |
cylinder |
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036 |
tapered at 45° |
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3 |
version |
1 |
sealing according to OST 108.530.03. Sleeve, version А |
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2 |
sealing according to GOST 22526. Sleeve, version В |
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3 |
sealing according to OST 26.260.460. Sleeve, version C |
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4 |
for movable fitting with ring |
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5 |
weld version |
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4 |
Inner thread for sensor |
М20х1,5, М27х2, М33х2 |
metric thread |
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G1/2; G3/4; G1 |
straight pipe thread |
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K1/2; K3/4; .K1 |
tapered inch thread |
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5 |
Weldolet material |
S10 |
steel 12Cr18Ni10T |
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S13 |
steel 10Cr17Ni3M2T |
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Smf |
steel 12Х1МФ |
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St20 |
steel 20 |
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6 |
Outer diameter |
D |
dimension in mm, choose according to table 3 |
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7 |
Overall length |
L |
dimension in mm, should be chosen by the customer |
UNKJ 034.1-М20х1,5-S10-32-100¾weldolet, modification 034, version 1(butt end sealing surface), inner thread for sensor/sleeve М20х1,5, weldolet material ¾ steel 12Cr18Ni10Т (S10), outer diameter 32 mm, length 100 mm.