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Description.
Features.
Materials.
Documentation
Description.
Article no.
Size
Weight, g
Packaging
Box
KNR1
1/2"
181
25
100
KNR2
3/4"
287
15
60
KNR3
1"
440
12
48
KNR14
1*1/4"
642
16
32
KNR15
1*1/2"
916
10
20
KNR16
2"
1 382
6
12
Features.
№
Name of the indicator
Meaning.
1
Shutter tightness class
"А"
2
Normal service life, years
30
3
Minimum service life, cycles
25 000
4
MTBF, cycles
55 000
5
Maintainability
Yes.
6
Range of diameters of the conditional passage Dy
1/2" - 2* (15 - 50)
7
Conditional standard pressure PN, bar
≤ 40
8
Ratio of the area in the light of the crane's throughput section to the cross-sectional area of the supply pipeline, %
94 (full bore crane)
9
Operating temperature range, °С
-20 ~ +150
Materials.
№
Element name
Meaning.
1
Body
Brass CW617N
2
Saddle rings
Teflon P.T.F.E.
3
Stem
Brass CW614N
4
Ball lock
Brass CW614N
5
Gland seal
Teflon P.T.F.E.
6
Clamping nut
Brass CW614N
7
Flag handle
Steel with PVC coating Fe PO2
8
Lamb's wool handle ("butterfly")
Aluminum
9
Nut for fixing the handle
Steel
