UNI FLANGES PN6 – PN40 UNI FLANGES Suppliers

UNI Flanges Supplier, UNI Series A and B UNI Flanges, Alloy Steel UNI Plate Flanges, Carbon Steel UNI Flange, Manufacturer of UNI Flanges, Nickel Alloy 200 UNI Flange, UNI Flange Dimensions, MSS SP-44 UNI Flanges in Mumbai, India.

Hastelloy C22 UNI Flange, Best Price of Duplex Steel UNI Flanges, Inconel UNI PN40 Flanges, Stockholder Of PN6 UNI Flanges, Copper Nickel UNI Flanges Exporter, Alloy 20 UNI Flanges Traders in India.

UNI Flanges Manufacturer

Rajtilak Metal Is An ISO: 9001, 14001 & OHSAS: 18001 Certified Company. We are One Of The Leading UNI Flanges Manufacturer, Suppliers & Exporter in India. We offer latest technical advancements and carry well maintained inventory ready for immediate delivery to any location. We are supplying flanges in almost everywhere India and also exporting it to countries like UK, Belgium, Saudi Arabia, Dubai, Singapore, Thailand, etc.

UNI Flange Manufacturer, Supplies Of UNI Flanges, UNI Flanges, UNI Forged Flange, UNI Flanges in Forged Steel, Stainless Steel, Carbon Steel C22.8, RST37.2, S235JR, P235GH, P245GH, P250GH, ASTM A105, ASTM A182 F304 (1.4306), F304L(1.4307), F316(1.4404), F316L(1.4404), F321(1.4541) etc.

Stockist of Stainless Steel UNI PN6 Flanges, UNI Class 150 UNI Flange, UNI Pipe Flanges, Global Supplier of UNI Flanges, ASTM A182 SS UNI Flange, UNI Plate Flanges Dealer in India, UNI Blind Flanges, UNI Lapped joint Flanges, UNI Threaded Flange, UNI Plate Flange Wholesaler.


Contact Rajtilak Metal For Competitive Quotation And Latest Price On Fittings And Fasteners
Call Us On : +91-22-6743 7342
E-mail Us On : info@rajtilakmetal.com


Standard Specification For UNI Flanges :

  • Type : slip on flange, blind flange, welded neck flange, threaded flange, lapped joint flange(loose flange), socket welded flange, Orifice Flanges, long welded neck flange
  • Material : Carbon steel : A105,SS400,SF440 RST37.2,S235JRG2, P250GH,C22.8, Stainless Steel: F304, F304L, F316, F316L, 316Ti, Copper Nickel etc.
  • Standard : UNI-1:2001
  • Size: 1/2" NB TO 48"NB
  • Pressure: PN6,PN10,PN16,PN25,PN40,PN64,PN100,PN160
  • Packing: No Fumigate or Fumigate Plywood/Wood Pallet or Case
  • Surface Treatment : Anti-rust Oil, Transparent/Yellow/Black Anti-rust Paint,Zinc,Hot dipped Galvanized.
  • E-catalogue : Available , please visit catalogue of flange
  • Usage : Oil Field, Offshore, Water System, Shipbuilding, Natural Gas, Electric Power, Pipe Projects etc.

Manufacturing Standards Of UNI Flangess :

Stainless Steel UNI Flanges : 
ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L

Duplex & Super Duplex Steel UNI Flanges : 
ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61

Carbon Steel UNI Flanges : 
ASTM / ASME A/SA 105 ASTM / ASME A 350 , ASTM A 181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F706

Low Temperature Carbon Steel UNI Flanges : ASTM A350, LF2, LF3

Alloy Steel UNI Flanges : 
ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91

Copper Alloy Steel UNI Flanges : ASTM SB 61 , SB62 , SB151 , SB152 UNS No. C 70600 (Cu-Ni 90/10), C 71500 (Cu-Ni 70/30), UNS No. C 10100, 10200, 10300, 10800, 12000, 12200

Nickel Alloy UNI Flanges : 
ASTM SB564, SB160, SB472, SB162 Nickel 200 (UNS No. N02200), Nickel 201 (UNS No. N02201), Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel 600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No. N10276), Alloy 20 (UNS No. N08020)


Types Of UNI Flanges :
UNI Forged Flanges UNI High Hub Blinds Flanges
UNI Blind Flanges UNI Spectacle Blinds Flanges
UNI Reducing Flanges UNI Loose Flanges
UNI Orifice Flanges UNI RTJ Flanges
UNI Socket Weld Flanges UNI Screwed Flanges
UNI Slip On Flanges UNI Weld Neck Flanges
UNI Flat Flanges UNI Flange Facing Type & Finish
UNI Lapped Joint Flanges UNI SORF Flanges
UNI SWRF Flanges UNI Groove & Tongue Flanges
UNI Square Flanges UNI Long Neck Weld Flanges
UNI Threaded Flanges UNI Spades Ring Spacers Flanges
UNI Weld Neck Flanges Series A or B UNI Ring Type Joint Flanges
UNI WNRF Flanges UNI Weldo / Nipo Flanges
UNI Expander Flanges  

UNI Flange Technical Data Chart Diameters & UNI Flange Summary Chart

The main products of UNI standards include:

(1) UNI2276 PN6, UNI2277 PN10, UNI2278 PN16, UNI6083 PN25, UNI6084 PN40, Plate Flange, Slip On Flange, C22.8, RST37.2, S235JR Carbon Steel, DN15-DN2000.

(2) UNI6091 PN6, UNI6092 PN10, UNI6093 PN16, UNI6094 PN25, UNI6095 PN40, Blind Flange, Blank Flange, C22.8, RST37.2, S235JR Carbon Steel, DN15-DN2000.

(3) UNI2280 PN6, UNI2281 PN10, UNI2282 PN16, UNI2283 PN25, UNI2284 PN40, Weld Neck Flange, WNRF Flange, C22.8, RST37.2, S235JR Carbon Steel, DN15-DN1000.

(4) UNI2253 PN6, UNI2254 PN16, Threaded Flange, THR Flange, Screwed Flange, C22.8, RST37.2, S235JR Carbon Steel, DN15-DN150.

(5) UNI6088 PN6, UNI6089 PN10, UNI6090 PN16, Loose Flange, Lapped Flange, C22.8, RST37.2, S235JR Carbon Steel, DN15-DN1000.

Description
Rated Pressure / Presión Nominal / Nenndruck (in bar) (1 bar = 14.5 psi)
1
2.5
6
10
16
25
40
64
100
160
250
320
400
DIN
 Blind Flanges
6091
6092
6093
6094
6095
6096
6097
6098
6099
 Flat flange for welding (slip-on)
2276
2277
2278
6083
6084
 Welding neck flanges
2280
2281
2282
2283
2284
2285
2286
 Lapped flanges, Plain collars
6088
6089
6090 
 Loose flanges and rings for welding
 Loose flanges and rings with neck for welding
 Oval plain threaded flanges
 Oval flanges, with neck threaded
 Threaded flanges with neck
2253
2254
 Long neck welding flanges    
 Hubbed slip-on flanges for welding

UNI 2276 PN6 PLATE FLANGE DIMENSION

ITALIAN STANDARDS UNI 2276 PLATE FLANGE PN 6
Directions for the designation d1 a b D f Holes Screws Weight*
Kg
Rated
Diameter
External diameter
of the pipe
Nominal Tolerance
15 20 20,5 +0,5 55 10 80 11 4 M 10 0,34
21,3 22 0,33
20 25 25,5 65 12 90 11 4 M 10 0,51
26,9 27,5 0,50
25 30 30,5 75 12 100 11 4 M 10 0,63
33,7 34 0,61
32 38 38,5 90 14 120 14 4 M 12 1,09
42,4 43 1,05
40 44,5 45 100 14 130 14 4 M 12 1,26
48,3 49 1,23
50 57 58 110 14 140 14 4 M 12 1,38
60,3 61,5 1,35
65 76,1 77 130 14 160 14 4 M 12 1,68
80 88,9 90 150 16 190 18 4 M 16 2,63
100 108 109 +1,0 170 16 210 18 4*** M 16 3,05
114,3 115,5 2,92
125 133 134,5 200 18 240 18 8 M 16 4,11
139,7 141 3,90
150 159 160,5 225 20 265 18 8 M 16 5,16
168,3 170 4,78
175 193,7 195,5 255 22 295 18 8 M 16 6,27
200 219,1 221 280 22 320 18 8 M 16 6,91
250 267 269 335 24 375 18 12 M 16 9,53
273 275 9,04
300 323,9 326 395 24 440 22 12 M 20 12,1
350 355,6 358 445 26 490 22 12 M 20 17,0
368 370,5 15,6
400 406,4 409 +1,5 495 28 540 22 16 M 20 20,1
419 422 18,3
450 457,2 460,2 ±5 550 28 595 22 16 M 20 25,8
500 508 511 600 30 645 22 20 M 20 30,0
600 609,6 612,6 705 30 755 25 20 M 22 37,9
700 711,2 714,2 810 32 860 25 24 M 22 47,9
800 812,8 815,8 920 34 975 30 24 M 27 62,9
900 914,4 917,4 1020 36 1075 30 24 M 27 74,6
1000 1016 1019 1120 36 1175 30 28 M 27 81,9

The weight is approximate and calculated on base 7.85 Kg/dm3 
Raw hole to be worked again according to the real external diameter of the pipe 
For oil piping the flange should have 8 holes O.D. = outside diameter PCD = bolt circle diameter PN = nominal pressure in bars 
Note: (1 bar = 14.5 psi = 0.1 MPa = 100 KPa = 1.02 Kgf/cm²)


UNI Flanges Application :
  • UNI Flanges uses in Oil and Gas Pipeline
  • UNI Flanges uses in Chemical Industry
  • UNI Flanges uses in Plumbing
  • UNI Flanges uses in Oil & Gas Industry
  • UNI Flanges uses in Water Supply Systems
  • UNI Flanges uses in Paper & Pulp Industry
  • UNI Flanges uses in Power Plant
  • UNI Flanges uses in Fabrication Industry
  • UNI Flanges uses in General purpose applications
  • UNI Flanges uses in Food Processing Industry
  • UNI Flanges uses in Structural Pipe
  • UNI Flanges uses in Heat Exchangers