UNKJ 035

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.

Technical characteristics

Typical weldolet modifications
Table 1

UNKJ 034

UNKJ 035

UNKJ 036

version 1, 2, 3, 4, 5

version 1, 2, 3, 4, 5

version 1, 2, 3, 4

 

Weldolet versions by sensor/thermowell sealing type
Table 2

version 1

version 2

version 3

version 4

version 5

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

for screw-in sleeve
version А;
CT 01.08; 21.08; 01.11; 01.13; 01.26
RT 201; 202

for screw-in
sleeve
version В

for screw-in sleeve, version С

for CT: 01.03; 01.07; 01.10; 02.10;
RT:101; 103; 105; 107

for sleeve
017 and 018

List of principal UNKJ weldolet versions


Main typical weldolet modifications*

Inner mounting thread N

М20х1,5

М27х2

М33х2

G1

UNKJ 034.1-N-СХХ-D-L

D

30, 32, 40

38, 40

48, 50, 78

32

38

48

40

d1

18

25

31

18.5

24

30.3

17.5

l1

20

25

32

20

25

35

21

UNKJ 034.2-N-СХХ-D-L

D

32

38

48

32

38

48

d1

18

25

31

18.5

24

30.3

d2

26

33

40

27

33

40

l1

15

20

20

15

20

20

UNKJ 034.3-N-СХХ-D-L

D

40

43

53

40

43

53

d1

18

25

31

18.5

24

30.3

d2

32

37

44

32

37

44

*- request for product drawings to specify and agree mounting dimensions.


Main typical weldolet modifications*

Inner mounting thread N

М20х1,5

М27х2

М33х2

G1

UNKJ 034.4-N-СХХ-D-L

D

32

38

48

32

38

48

d1

13

17

21

13

17

21

l1

15

15

18

15

15

18

UNKJ 034.5-36-СХХ-D-L

D

60

78

d

44

42

UNKJ 035.1-N-СХХ-D-L

D

32

38

48

32

38

48

40

d1

18

25

31

18.5

24

30.3

17.5

l1

20

25

35

20

25

34

21

UNKJ 036.1-N-СХХ-D-L

D

32

38

48

32

38

48

40

d1

18

25

31

18.5

24

30.3

17.5

l1

20

25

35

20

25

35

21

*- request for product drawings to specify and agree mounting dimensions.

Execution options

UNKJ

 

034

.

1

¾

М20х1,5

¾

S10

¾

32

¾

100

1

 

2

 

3

 

4

 

5

 

6

 

7

 

Field no.

Structure

Field code

Designation

1

Manufacturer's code

UNKJ

 

2

Modification

034

weld neck

035

cylinder

036

tapered at 45°

3

version

1

sealing according to OST 108.530.03. Sleeve, version А

2

sealing according to GOST 22526. Sleeve, version В

3

sealing according to OST 26.260.460. Sleeve, version C

4

for movable fitting with ring

5

weld version

4

Inner thread for sensor
or sleeve

М20х1,5, М27х2, М33х2

metric thread

G1/2;   G3/4;   G1

straight pipe thread

K1/2;   K3/4;  .K1

tapered inch thread

5

Weldolet material

S10

steel 12Cr18Ni10T

S13

steel 10Cr17Ni3M2T

Smf

steel 12Х1МФ

St20

steel 20

6

Outer diameter

D

dimension in mm, choose according to table 3

7

Overall length

L

dimension in mm, should be chosen by the customer

Examples of product designation

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.