Certified forged steel flanges EN1092-1, DIN, ANSI, ASME, JIS, KS, BS4504, SANS
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UNI

UNI 2280 PN6 WELDING NECK FLANGE

UNI 2280 PN6 WELDING NECK FLANGE with product images, data tables and purchasing references.

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01 · product title

Product Overview

Product standard, flange type and RFQ checklist for purchasing reference.

UNI Flanges

UNI 2280 PN6 WELDING NECK FLANGE

Shandong Hyupshin Flanges Co., Ltd supplies UNI 2280 PN6 WELDING NECK Flange, with dimensions, materials, certificates and export support for industrial piping projects.

02 · images & drawings

Product Images & Drawings

Product photos, drawings and specification images for purchasing reference.

Shandong Hyupshin Flanges Co., Ltd, UNI2280 PN6 Flanges
Shandong Hyupshin Flanges Co., Ltd, UNI2280 PN6 Flanges
Shandong Hyupshin Flanges Co., Ltd, UNI2280 PN6 Flanges
Shandong Hyupshin Flanges Co., Ltd, UNI2280 PN6 Flanges
Shandong Hyupshin Flanges Co., Ltd, Flanges Manufacturer, DIN flanges, UNI flanges, EN1092-1 flanges, supplier, factory
Shandong Hyupshin Flanges Co., Ltd, Flanges Manufacturer, DIN flanges, UNI flanges, EN1092-1 flanges, supplier, factory
03 · dimensions

Dimensions & Technical Tables

Dimension tables and specification drawings for purchasing review.

UNI 2280 PN6

ITALY STANDARD UNI 2280 PN6 WELDING NECK FLANGE RF DIMENSIONS TABLE
Directions for the designation d1 a b D f h h1 m r s Holes Screws Weight*
Rated
Diameter		 External diameter
of the pipe 		Kg
15 20 21 55 12 80 11 30 6 28 4 2,5 4 M 10 0,45
21,3 22,5 30 0,45
20 25 26 65 14 90 11 32 6 35 4 2,5 4 M 10 0,66
26,9 28 38 0,66
25 30 31 75 14 100 11 35 6 40 4 2,8 4 M 10 0,83
33,7 34,5 42 0,82
32 38 39 90 14 120 14 35 6 50 6 3 4 M 12 1,18
42,4 43,5 55 1,16
40 44,5 45,5 100 14 130 14 38 7 58 6 3 4 M 12 1,40
48,3 49,5 62 1,38
50 57 58 110 14 140 14 38 8 70 6 3,5 4 M 12 1,58
60,3 61,5 74 1,56
65 76,1 77 130 14 160 14 38 9 88 6 3,5 4 M 12 1,95
80 88,9 90 150 16 190 18 42 10 102 8 3,7 4 M 16 3,07
100 108 109 170 16 210 18 45 10 122 8 3,7 4** M 16 3,68
114,3 115,5 130 3,56
125 133 134 200 18 240 18 48 10 148 8 4 8 M 16 5,04
139,7 141 155 4,80
150 159 161 225 18 265 18 48 12 172 10 5 8 M 16 5,75
168,3 170,5 184 5,52
175 193,7 195,5 255 20 295 18 52 12 208 10 5 8 M 16 7,22
200 219,1 221 280 20 320 18 55 15 236 10 5 8 M 16 8,16
250 267 269 335 22 375 18 60 15 282 12 5,5 12 M 16 11,4
273 275 290 11,1
300 323,9 326 395 22 440 22 62 15 342 12 6 12 M 20 14,8
350 355,6 357,5 445 22 490 22 62 15 385 12 6,5 12 M 20 19,5
368 370 17,7
400 406,4 408,5 495 22 540 22 65 15 438 12 7 16 M 20 22,5
419 421 20,3
450 457,2 459 550 22 595 22 65 15 476 12 7,3 16 M 20 25,0
500 508 510 600 24 645 22 68 15 538 12 7,3 20 M 20 30,4
600 609,6 611,5 705 24 755 25 70 16 640 12 7,3 20 M 22 38,0
700 711,2 715 810 24 860 25 70 16 740 12 9 24 M 22 45,9
800 812,8 817 920 24 975 30 70 16 842 12 9 24 M 27 55,0
900 914,4 918 1020 26 1075 30 70 16 942 12 9 24 M 27 64,7
1000 1016 1020 1120 26 1175 30 70 16 1045 16 9 28 M 27 70,6
1200 1220 1224 1340 28 1405 33 90 20 1248 16 9 32 M 30 108
1400 1420 1424 1560 32 1630 36 90 20 1452 16 9 36 M 33 153
1600 1620 1624 1760 34 1830 36 90 20 1655 16 11 40 M 33 189
1800 1820 1824 1970 36 2045 39 100 20 1855 16 11 44 M 36 x 3 239
2000 2020 2024 2180 38 2265 42 110 25 2058 16 12 48 M 39 x 3 308
* The weight is approximate and calculated on base 7.85 Kg/dm3
** For oil piping the flange should have 8 holes
04 · production & purchase

Production Capacity & Purchase Details

Supply range, materials, order details and export documents for quotation review.

Supply RangeAvailable supply range: standard sizes and project-specific sizes according to the selected flange standard or drawing. Confirm flange type, pressure rating, facing, drilling and tolerance requirements before quotation.
Material GradesCommon material grades include carbon steel such as ASTM A105, A350 LF2, A181, A36, Q235B and equivalent carbon steel grades when applicable, and stainless steel such as ASTM A182 F304, F304L, F316, F316L, F321 and equivalent stainless steel grades when required. Final material selection should follow the applicable standard and project specification.
Surface ProtectionSurface protection can include anti-rust oil, black paint, yellow paint, hot-dip galvanizing, electro galvanizing or customer-specified coating. Coating requirements should be confirmed together with packing and destination details.
Inspection & DocumentsInspection and document support can include mill certificate, EN 10204 3.1 material certificate, dimensional inspection and third-party inspection when required. Heat number traceability and order records can be prepared for export review when required.
Packing & DeliveryExport packing can be arranged with plywood cases, pallets or customer-specified packing. Delivery terms may include FOB, CFR, CIF, EXW or other agreed trade terms based on destination and shipment requirements.
RFQ InformationTypical MOQ reference: MOQ can be reviewed by size, material grade and production schedule. Send standard, flange type, size, pressure/rating, material grade, facing, quantity, coating, certificate scope and destination port. Payment terms may include T/T, irrevocable L/C at sight or agreed payment terms for approved orders.
05 · inquiry

RFQ Support

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Inquiry support

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06 · certificates

Certificates

Certificate support for supplier qualification and project documentation.

Hyupshin Flanges ISO 9001 certificate
ISO 9001 Certificate
Hyupshin Flanges PED certificate
PED 2014/68/EU Certificate
Hyupshin Flanges Korea KS certificate
Korea KS Certificate
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