ITALY STANDARD UNI 6089 PN10 LAPPED FLANGE DIMENSIONS TABLE
Directions for the designation
Lapped flanges
Sscrews
Weight
Rated Diameter
External diameter of the pipe
a
b
D
d2
f
t
Holes
Flange
25
30
85
16
115
33
14
4
4
M12
1,11
33,7
37
1,08
32
38
100
16
140
41
18
4
4
M 16
1,63
42,4
46
1,58
40
44,5
110
16
150
48
18
4
4
M 16
1,85
48,3
52
1,81
50
57
125
16
165
62
18
4
4
M 16
2,16
60,3
64
2,14
65
76,1
145
16
185
80
18
4
4
M 16
2,60
80
88,9
160
18
200
94
18
5
8**
M 16
3,14
100
108
180
18
220
113
18
5
8
M 16
3,63
114,3
119
3,47
125
133
210
18
250
138
18
5
8
M 16
4,49
139,7
145
4,26
150
159
240
18
285
164
22
5
8
M 20
5,54
168,3
174
5,16
175
193,7
270
20
315
200
22
5
8
M 20
6,76
200
219,1
295
20
340
225
22
5
8
M 20
7,46
250
267
350
22
395
273
22
5
12
M 20
10,2
273
279
9,73
300
323,9
400
26
445
330
22
5
12
M 20
13,2
350
355,6
460
28
505
362
22
5
16
M 20
19,9
368
374
18,4
400
406,4
515
32
565
413
25
6
16
M 22
27,2
419
426
25,0
450
457,2
565
34
615
464
25
6
20
M 22
31,3
500
508
620
38
670
515
25
6
20
M 22
39,9
600
609,6
725
44
780
618
30
6
20
M 27
56,3
700
711,2
840
50
895
721
30
6
24
M 27
79,7
800
812,8
950
56
1015
824
33
6
24
M 30
112
*
The weight is approximate and calculated on base 7.85 Kg/dm3
**
For PN10 the flange should have 4 holes
Use these tables for RFQ preparation. Final production should be confirmed against the required standard edition, drawing, material grade and certificate requirement.
Supply notes
Supply and order notes
Product scope
UNI 6089 loose flange can be quoted in carbon steel, stainless steel or project material grades when the order specification, dimensions and certificate requirements are confirmed.
How we prepare the production item
Our quotation records the standard number, DN size, pressure rating, material grade, facing, quantity and document scope, with project drawings linked to the same production item.
Technical purchasing support
How Hyupshin turns the specification into a controlled flange order.
Dimension control
UNI production dimensions
Our technical team compares the requested standard edition and project drawing, then releases the applicable dimensions to production.
Pressure and facing
PN-rated pressure classes according to standard and project requirement
We record the PN rating, sealing-face form, surface finish and tolerance notes on each PN-rated quotation line.
Product geometry
Lap Joint / Loose manufacturing details
Flange type, sealing face, drilling, thickness and machining details are checked together so production and inspection use the same specification.
Documents
Certificate and inspection records
Our order file carries the agreed EN 10204 3.1, PED, AD 2000, UKCA, PMI, NDT and third-party inspection scope through to shipment.
Send this product for quotation
Request a quotation for this flange
Send the standard, flange type, DN, PN, sealing face, material grade, quantity, certificate requirement and any project drawing.
