3-CLAMP
Features
- Heavy duty clamp with a single pin – model 13MHH
- Sizes from 1″ to 8″
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| 13MHH HEAVY DUTY SINGLE PIN CLAMP | ||
|---|---|---|
| SIZE | A (mm) | B (mm) |
| A37 | 27,8 | 37 |
| 1-1 1/2″ | 44,4 | 53,6 |
| 2.0″ | 57,8 | 67 |
| 2 1/2″ | 71,4 | 80,6 |
| 3.0″ | 84 | 94,2 |
| 3 1/2″ | 99 | 109,2 |
| 4.0″ | 110 | 122,2 |
| 4 1/2″ | 123 | 133,2 |
| 6.0″ | 155,4 | 170,4 |
| 8.0″ | 205 | 220 |
Details – technical data

Technical drawing
Dimensions A and B for each size are given in the table above (mm).
WELDING UNIONS
Features
- Welding unions to DIN and SMS standards
- Nuts, weld liners, threaded weld males and seal rings
- DIN: DN10 – DN150
- SMS: 25 – 104 mm
- Seal rings in EPDM, silicone or Viton
Details – technical data
All dimensions are in mm.

DIN round nut (DIN-13R)
| DN | A | B | C | D | Slots |
|---|---|---|---|---|---|
| 10 | 38 | RD 28X1/8 | 19 | 18 | 4 |
| 15 | 44 | RD 34X1/8 | 25 | 18 | 4 |
| 20 | 54 | RD 44X1/6 | 31 | 21 | 4 |
| 25 | 63 | RD 52X1/6 | 36 | 21 | 4 |
| 32 | 70 | RD 58X1/6 | 42 | 21 | 4 |
| 40 | 78 | RD 65X1/6 | 49 | 21 | 4 |
| 50 | 92 | RD 78X1/6 | 62 | 22 | 4 |
| 65 | 112 | RD 95X1/6 | 80 | 25 | 6 |
| 80 | 127 | RD 110X1/4 | 94 | 30 | 6 |
| 90 | 138 | RD 120X14 | 104 | 30 | 6 |
| 100 | 148 | RD 130X1/4 | 115 | 31 | 6 |
| 125 | 178 | RD 160X1/4 | 138 | 35 | 6 |
| 150 | 210 | RD 190X1/4 | 164 | 40 | 6 |

DIN welding liner (DIN-14)
| DN | A | B | C | D | E | F |
|---|---|---|---|---|---|---|
| 10 | 10 | 13 | 18 | 22 | 6 | 17 |
| 15 | 16 | 19 | 24 | 28 | 6 | 17 |
| 20 | 20 | 23 | 30 | 36 | 8 | 18 |
| 25 | 26 | 29 | 35 | 44 | 10 | 22 |
| 32 | 32 | 35 | 41 | 50 | 10 | 25 |
| 40 | 38 | 41 | 48 | 56 | 10 | 26 |
| 50 | 50 | 53 | 61 | 68 | 11 | 28 |
| 65 | 66 | 70 | 79 | 86 | 12 | 32 |
| 80 | 81 | 85 | 93 | 100 | 12 | 37 |
| 90 | 89 | 93 | 103 | 111 | 15 | 35 |
| 100 | 100 | 104 | 114 | 121 | 15 | 44 |
| 125 | 125 | 129 | 137 | 150 | 17 | 34 |
| 150 | 150 | 154 | 163 | 176 | 18 | 37 |

DIN threaded welding male (DIN-15)
| DN | A | B | C | D | E | F | G |
|---|---|---|---|---|---|---|---|
| 10 | 13 | 10 | RD 28X1/8 | 20 | 12 | 21 | 4 |
| 15 | 19 | 16 | RD 34X1/8 | 26 | 18 | 21 | 4 |
| 20 | 23 | 20 | RD 44X1/6 | 33 | 23 | 24 | 6 |
| 25 | 29 | 26 | RD 52X1/6 | 40 | 30 | 29 | 7 |
| 32 | 35 | 32 | RD 58X1/6 | 46 | 36 | 32 | 7 |
| 40 | 41 | 38 | RD 65X1/6 | 52 | 42 | 33 | 7 |
| 50 | 53 | 50 | RD 78X1/6 | 64 | 54 | 35 | 7 |
| 65 | 70 | 66 | RD 95X1/6 | 81 | 71 | 40 | 8 |
| 80 | 85 | 81 | RD 110X1/4 | 95 | 85 | 45 | 8 |
| 90 | 93 | 89 | RD 120X1/4 | 114 | 104 | 45 | 10 |
| 100 | 104 | 100 | RD 130X14 | 114 | 104 | 54 | 10 |
| 125 | 129 | 125 | RD 160X14 | 142 | 130 | 46 | 12 |
| 150 | 154 | 150 | RD 160X14 | 167 | 155 | 50 | 13 |

DIN seal ring (EPDM, silicone, Viton)
| DN | A | B | C |
|---|---|---|---|
| 20 | 4,5 | 23 | 33 |
| 25 | 5 | 30 | 40 |
| 32 | 5 | 36 | 46 |
| 40 | 5 | 42 | 52 |
| 50 | 5 | 54 | 64 |
| 65 | 5 | 71 | 81 |
| 80 | 5 | 85 | 95 |
| 100 | 5 | 104 | 114 |

SMS nut with 6 slots (SMS-13R)
| Size | A | B | C | D |
|---|---|---|---|---|
| 25 | 32,3 | 51 | RD40X1/6 | 19 |
| 32 | 40,3 | 60 | RD48X1/6 | 22 |
| 38 | 48,5 | 74 | RD60X1/6 | 23 |
| 51 | 61,0 | 84 | RD70X1/6 | 24 |
| 63,5 | 74,0 | 100 | RD85X1/6 | 28 |
| 76 | 87,0 | 114 | RD98X1/6 | 30 |
| 101,6 | 113,0 | 138 | RD125X1/4 | 31 |
| 104 | 113,0 | 138 | RD125X1/4 | 31 |
| 104-B | 117,0 | 150 | RD132X1/6 | 31 |

SMS long welding liner (SMS-14)
| Size | A | B | C | D |
|---|---|---|---|---|
| 25 | 22,5 | 25 | 35,5 | 15,5 |
| 38 | 35,5 | 38 | 55 | 16,0 |
| 51 | 48,5 | 51 | 65 | 17,0 |
| 63 | 60,5 | 63,5 | 80 | 17,0 |
| 76 | 72,9 | 76,1 | 93 | 19,0 |
| 101,6 | 97,6 | 101,6 | 118 | 19,0 |
| 104 | 100 | 104 | 118 | 19,0 |
| 104-B | 98,5 | 102,5 | 127 | 19,0 |

SMS long threaded welding male (SMS-15)
| Size | A | B | C | D | E | F |
|---|---|---|---|---|---|---|
| DN25 | 22,5 | 25,0 | RD40X1/6 | 32 | 24,9 | 19 |
| DN38 | 35,5 | 38,0 | RD60X1/6 | 84 | 37,9 | 23 |
| DN51 | 48,5 | 51,0 | RD70X1/6 | 61 | 50,9 | 23 |
| DN63.5 | 60,5 | 63,5 | RD85X1/6 | 73,5 | 63,4 | 27 |
| DN76 | 72,9 | 76,1 | RD98X1/6 | 86 | 75,9 | 27 |
| DN101.6 | 97,6 | 101,6 | RD125X1/4 | 116 | 103,9 | 30 |
| DN104 | 100,0 | 104,0 | RD125X1/4 | 116 | 103,9 | 30 |

SMS seal ring, L type (EPDM, silicone, Viton)
| Size | A | B | C |
|---|---|---|---|
| 25 | 22,8 | 25,1 | 31,8 |
| 38 | 35,8 | 38,1 | 47,8 |
| 51 | 48,8 | 51,1 | 60,8 |
| 63,5 | 61,0 | 63,6 | 73,3 |
| 76 | 73,4 | 76,1 | 85,8 |
| 104 | 100,5 | 104,0 | 115,7 |
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