EEMUA 145 Outer Flanges

The material is A105N with Galv.

Pressure Rate:16bar, 20bar

Loose flanges also called as carbon steel outer flanges.

DIN 86037 Composite has two products, Inner Flanges and Outer Flanges

Outer Flanges Loose Flanges
carbon steel outer flanges

EEMUA 145 Loose Flange Specifications

Grade: A105N with Galvanized.

Standard : EEMUA 145, EEMUA 234

Size : 1/2″ TO 20′ IN,DN15 TO DN500

 

carbon steel outer flanges

EEMUA 145 Outer Flanges Dimension

DIN 86037 loose flanges

 

Outside diameter of pipe EEMUA145
150Lbs
ØD Drilling Theo.
ØA C ØB F ØG N Ød weight
nominal actual mm mm mm mm mm mm mm Kg/piece
inch mm
0.5 16 89 14 19 2 60.3 4 15.9 0.6
0.75 25 98 14 28 3 69.8 4 15.9 0.8
1 30 108 14 33 3 79.4 4 15.9 0.9
1.25 38 117 14 41 3 88.9 4 15.9 1.1
1.5 44.5 127 14 48 3 98.4 4 15.9 1.2
2 57 152 18 62 3 120.6 4 19 2.1
2.5 76.1 178 18 81 3 139.7 4 19 2.6
3 88.9 190 19 94 3 152.4 4 19 2.9
4 108 229 24 113 3 190.5 8 19 5.9
5 133
6 159 279 27 164 4 241.3 8 22.2 8.4
7 193.7
8 219.1 343 31 225 5 298.4 8 22.2 12.35
10 267 406 38 273 5 362 12 25.4 19.7
12 323.9 483 41 330 7 431.8 12 25.4 32.2
14 368 533 45 374 7 476.2 12 28.6 38.2
16 419.1 597 51 426 7 539.8 16 28.6 52.15
18 457.2 635 52 465 7 577.8 16 31.8 54.05
20 508 698 58 517 7 635 20 31.8 73.2
24 610 813 71 618 9 749.3 20 34.9 114.25
din 86037 inner flange

EEMUA 145 Video

carbon steel outer flanges

EEMUA 145 Weld Neck Backing Flanges Other Info

  • Manufacture

Backing flanges shall be of forged carbon steel to ASTM A105-14 (normalized) except that the carbon content and the carbon equivalent shall not exceed the values given in Table 18.

  • Drilling

 All bolt holes shall be drilled and shall be equally spaced on the pitch circle diameter ‘K’ (see Table 14).

  • Facings and Surface Finish

The outside diameters and bores of backing flanges shall be machine finished and edges shall have a radius of 3 mm in accordance with Table 14. The face of the backing flange to be in contact with the stub ends shall be machined flat.

  • Selection of Test Samples

Samples representing each lot of backing flanges shall be selected, and subjected to testing, in accordance with the requirements of ASTM A105-14.

  • Inspection and testing

Backing flanges shall be dimensionally correct and be marked in accordance with this section.

Backing flanges shall be visually examined for defects and irregularities in the protective coat.

  •  Tolerances of EEMUA 145 Weld Neck Backing Flanges

tolerance of weld neck backing flanges

  • Chemical Composition and Mechanical Properties For Carbon Steel Backing Flanges

Chemical Composition and Mechanical Properties For Carbon Steel Backing Flanges

 

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