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UNI 2280 PN6 WELDING NECK FLANGE

UNI 2280 PN6 WELDING NECK FLANGE

RAISED FACE

hyupshin_flanges_uni2280pn6.jpg

Flange Dimensions & Approximate Masses

ITALY STANDARD UNI 2280 PN6 WELDING NECK FLANGE RF DIMENSIONS TABLE
Directions for the designationd1abDfhh1mrsHolesScrewsWeight*
Rated
Diameter
External diameter
of the pipe
Kg
152021551280113062842,54M 100,45
21,322,5300,45
202526651490113263542,54M 100,66
26,928380,66
2530317514100113564042,84M 100,83
33,734,5420,82
32383990141201435650634M 121,18
42,443,5551,16
4044,545,5100141301438758634M 121,40
48,349,5621,38
50575811014140143887063,54M 121,58
60,361,5741,56
6576,17713014160143898863,54M 121,95
8088,9901501619018421010283,74M 163,07
1001081091701621018451012283,74**M 163,68
114,3115,51303,56
12513313420018240184810148848M 165,04
139,71411554,80
150159161225182651848121721058M 165,75
168,3170,51845,52
175193,7195,5255202951852122081058M 167,22
200219,1221280203201855152361058M 168,16
25026726933522375186015282125,512M 1611,4
27327529011,1
300323,93263952244022621534212612M 2014,8
350355,6357,544522490226215385126,512M 2019,5
36837017,7
400406,4408,54952254022651543812716M 2022,5
41942120,3
450457,245955022595226515476127,316M 2025,0
50050851060024645226815538127,320M 2030,4
600609,6611,570524755257016640127,320M 2238,0
700711,27158102486025701674012924M 2245,9
800812,88179202497530701684212924M 2755,0
900914,4918102026107530701694212924M 2764,7
1000101610201120261175307016104516928M 2770,6
1200122012241340281405339020124816932M 30108
1400142014241560321630369020145216936M 33153
16001620162417603418303690201655161140M 33189
180018201824197036204539100201855161144M 36 x 3239
200020202024218038226542110252058161248M 39 x 3308
*

 The weight is approximate and calculated on base 7.85 Kg/dm3

**

 For oil piping the flange should have 8 holes


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