June 2003

Weld-On Pipe Couplings

GAV, GV, TV, WV SN 752

Dimensions in mm

Shape GAV Designation of a complete Designation of a complete straight weld-on coupling straight weld-on coupling shape GAV for pipe 25 x 3, made of steel (St): shape GV for pipe 25 x 4, made of 1.4571: Coupling SN 752 - GAV 25x3 St Coupling SN 752 - GV 25x4 1.4571

Designation Designation d 1 Thread of Union Nut

d 4 l 1 l 2 l 3 l 4 SW 1 SW 2

Weight kg/piece

GAV

Weight kg/piece

GV

GAV 10 x 1,5 GV 10 x 1,5 10 M 18 x 1,5 40 57 51 85 22 19 0,08 0,14

GAV 12 x 2 GV 12 x 2

GAV 12 x 2,5 GV 12 x 2,5 12 M 20 x 1,5 45,5 62 55 88 24 22 0,12 0,17

GAV 16 x 2 GV 16 x 2

GAV 16 x 2,5 GV 16 x 2,5 16 M 24 x 1,5 52 73 61 103 30 27 0,18 0,29

GAV 20 x 2,5 GV 20 x 2,5

GAV 20 x 3 GV 20 x 3 20 M 30 x 2 56 79,5 66 113 36 32 0,30 0,47

GAV 25 x 3 GV 25 x 3

GAV 25 x 4 GV 25 x 4 25 M 36 x 2 64 92 76 132 46 41 0,52 0,83

GAV 30 x 4 GV 30 x 4

GAV 30 x 5 GV 30 x 5 30 M 42 x 2 67 98 84 142 50 46 0,66 1,20

GAV 38 x 3 GV 38 x 3

GAV 38 x 5 GV 38 x 5

GAV 38 x 6 GV 38 x 6

38 M 52 x 2 76 108 92 156 60 55 1,10 1,67

PN acc. to dimension and material of the pipe to be welded on, max. 400 bar.

Continued on pages 2 and 3

Bearbeitet: Normung 18.04.05

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Page 2 SN 752: 2003-06 Shape TV Shape WV Designation of a complete Designation of a complete weld-on T-coupling weld–on angular coupling shape TV for pipe 25 x 3, made of steel (St): shape WV for pipe 25 x 3, made of steel (St): Coupling SN 752 - TV 25x3 St Coupling SN 752 - WV 25x3 St

Designation Designation d 1 Thread of Union Nut

d 4 l 1 l 2 SW 1 SW 2

Weight kg/piece

TV

Weight kg/piece

WV

TV 10 x 1,5 WV 10 x 1,5 10 18 x 1,5 35 51,5 22 19 0,22 0,15

TV 12 x 2 WV 12 x 2

TV 12 x 2,5 WV 12 x 2,5 12 20 x 1,5 39 55 24 22 0,28 0,19

TV 16 x 2 WV 16 x 2

TV 16 x 2,5 WV 16 x 2,5 16 24 x 1,5 44 65 30 27 0,49 0,33

TV 20 x 2,5 WV 20 x 2,5

TV 20 x 3 WV 20 x 3 20 30 x 2 49 72 36 32 0,74 0,51

TV 25 x 3 WV 25 x 3

TV 25 x 4 WV 25 x 4 25 36 x 2 56 85 46 41 1,49 0,90

TV 30 x 4 WV 30 x 4

TV 30 x 5 WV 30 x 5 30 42 x 2 63 92 50 46 1,72 1,22

TV 38 x 3 WV 38 x 3

TV 38 x 5 WV 38 x 5

TV 38 x 6 WV 38 x 6

38 52 x 2 73 106 60 55 2,70 1,88

PN acc. to dimension and material of the pipe to be welded on, max. 400 bar.

Page 3 SN 752 : 2003-06

Item 1 Base body

Item 2 Union nut

Item 3 Welding cone

Item 4 O-ring

Material : steel (St), stainless steel (1.4571) Seal: Perbunan, Viton

items 1 – 4 are made of when the material below is specified Pos. 1 Pos. 2 Pos. 3 Pos. 4

St St St St Perbunan

St/Viton St St St Viton

1.4571 1.4571 1.4571 1.4571 Perbunan

1.4571/Viton 1.4571 1.4571 1.4571 Viton

Supplier: Fa. AVIT GmbH, 45141 Essen Other suppliers permitted if parts are identical.

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