Page 57 - PISTON Seals

D
16
1 INDICATE
.6
Guarnizioni per pistone piston seals
TTU
TTU
0.4 0.8
+0.25 H -0
R = 0,4
r
+0.25 H -0
"A" min
MAXIMUM ALLOWABLE ROUGHNESS IF NOT INDICATED
1.6 MAXIMUM ALLOWABLE ROUGHNESS IF NOT INDICATED
MAXIMUM ALLOWABLE ROUGHNESS IF NOT INDICATED
R = 0,4
.
PDH
TTU R = 0,4 "
"A" min
4 0.8
+0.25 H - 0
H +0.25 -0
2
0.8 0.3
0.
A" min
r
r= 0,
R
MAXIMUM ALLOWABLE ROUGHNESS IF NOT INDICATED
1.6
1.6
< d ≤ 100mm
Piston Seal design guidelines
remove sharp edges: r ≤ 0.3mm
d ≥ 100mm
r A
1 mm
2 mm 3 mm 3 mm < A ≤ 5 mm
TTQ
Profile Dimension
≤ 5
> 5.0 – 7.5 > 7.5 – 12.5 15
M
> 16 MPa
+0.25
0
TTU 1601 TTU 1601/1 TTU 1601/2 TTU 1602 TTU 1603 TTU 1604 TTU 1604/1 TTU 1605
Operating pressure to determinate Maximum Gap Allowance: G/2
G
"A" min
r
0.50 mm
> 26 MPa- 0 H
0.40 mm
> 32 MPa
0.35 mm
0.40 mm
0.45 mm
0.45 mm
6,00
4,00
> 40 MPa
0.35 mm 0.40 mm 0.40 mm
3,00 4,50 5,50 5,50
0.55 mm
0.45 mm
0.50 mm
0.55 mm
9,00 10,00
0.60 mm
0.65 mm
PART NR
D
DIMENSIONI SEDI / Housing dimensions
d
H
R
9,00
3,00
5,00
9,00
6,00
2,50
10,00
4,00
1.6
5,00
4,5-11 4-12 5-12/1
AXIMUM ALLOWAB
11,00 4,50 12,00 5,00
LE ROUGHNESS IF NOT INDICATED
12,00
4,00
5,20
168 Per dimensioni diverse da quelle elencate, Vi preghiamo contattarci. For dimensions not listed, Please contact us.
TTR
.4 0.8
3-9 6-9 6-9/1 4-10/1 4-10
20° - 30°
20° - 30°
15° -20°
20° - 30°
D (H9) d (h9)
D (H9) d (h9)
F (h11)
F (h11)
D (H9) d (f7)
D (H9) d (h9)
M=(d+G)(H8)
G/2
F (h11)
G/2
G/2 M=(d+G)(H8)