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Products
Socketweld Fittings
Nipples
This product is available in steel, stainless steel, carbon, nickel alloys, aluminum and exotic materials.
Description
Variations
- Hexagonal Nipples & Hexagonal Reducing Nipples
- Swage(d) Nipples
- Concentric & Eccentric
- Straight, threaded or chamfered tips
- Dimensions to BS3799, MSS SP-95 or European standard
Reference standards
- ASTM A182 – ASME SA182 – 'Forged or Rolled Alloy and STainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service'
- ASTM A105 – ASME SA105 – Carbon Steel Forgings for Piping Applications'
- ASTM A350 – ASME SA350 – 'Carbon and Low-Alloy Steel Forgings, Requiring Notch Toughness Testing for Piping Components'
- ASTM A181 – ASME SA181 – Carbon Steel Forgings, for General-Purpose Piping'
- ASTM B564 – ASME SB564 – Nickel Alloy Forgings'
- ASTM B381 – ASME SB381 – 'Titanium and Titanium Alloy Forgings'
- MSS SP-95 – 'Swage(d) Nipples and Bull Plugs'
- BS 3799 – 'Specification for Steel pipe fittings, screwed and Socket-welding for the petroleum industry'
Dimensions
- Diameter : 1/8″ to 4″
- Pressure class : 3000# & 6000#
Hexagonal nipples
| Nominal pipe Size | Length (W) |
Internal Diameter (D) |
Connection Length (A) |
Hexagonal Height (H) |
Width Flats (F) |
|
|---|---|---|---|---|---|---|
| 3000# | 6000# | |||||
| 1/8″ | 26 | 5 | 2 | 10 | 6 | 11 |
| 1/4″ | 36 | 8 | 6 | 15 | 6 | 15 |
| 3/8″ | 40 | 11 | 8 | 16 | 8 | 18 |
| 1/2″ | 48 | 14 | 11 | 20 | 8 | 22 |
| 3/4″ | 52 | 19 | 13 | 21 | 10 | 27 |
| 1″ | 60 | 24 | 17 | 25 | 10 | 35 |
| 1 1/2″ | 68 | 38 | 30 | 26 | 16 | 50 |
| 2″ | 71 | 49 | 39 | 27 | 17 | – |
Dimensions are in millimeters
Source: BS3799 – 1974
Swage(d) Nipples
| Nominal Pipe Size | Outside Diameter | End to End (K) | ||||
|---|---|---|---|---|---|---|
| Large End (D) |
Small End (d) |
Large End (D) |
Small End (d) |
MSS SP-95 | BS3799 | Europe |
| 1/4″ | 1/8″ | 13.7 | 10.3 | 57 | – | – |
| 3/8″ | 1/8″ 1/4″ |
17.1 17.1 |
10.3 13.7 |
64 64 |
76 76 |
55 55 |
| 1/2″ | 1/8″ 1/4″ 3/8″ |
21.3 21.3 21.3 |
10.3 13.7 17.1 |
70 70 70 |
– 89 89 |
60 60 60 |
| 3/4″ | 1/8″ 1/4″ 3/8″ 1/2″ |
26.7 26.7 26.7 26.7 |
10.3 13.7 17.1 21.3 |
76 76 76 76 |
– – 95 95 |
– 70 70 70 |
| 1″ | 1/8″ 1/4″ 3/8″ 1/2″ 3/4″ |
33.4 33.4 33.4 33.4 33.4 |
10.3 13.7 17.1 21.3 26.7 |
89 89 89 89 89 |
– – – 102 102 |
– – 80 80 80 |
| 1 1/4″ | 1/8″ 1/4″ 3/8″ 1/2″ 3/4″ 1″ |
42.2 42.2 42.2 42.2 42.2 42.2 |
10.3 13.7 17.1 21.3 26.7 33.4 |
102 102 102 102 102 102 |
– – – – – – |
– – – 90 90 90 |
| 1 1/2″ | 1/8″ 1/4″ 3/8″ 1/2″ 3/4″ 1″ 1 1/4″ |
48.3 48.3 48.3 48.3 48.3 48.3 48.3 |
10.3 13.7 17.1 21.3 26.7 33.4 42.2 |
114 114 114 114 114 114 114 |
– – – 114 114 114 – |
– – – 100 100 100 – |
| 2″ | 1/8″ 1/4″ 3/8″ 1/2″ 3/4″ 1″ 1 1/4″ 1 1/2″ |
60.3 60.3 60.3 60.3 60.3 60.3 60.3 60.3 |
10.3 13.7 17.1 21.3 26.7 33.4 42.2 48.3 |
165 165 165 165 165 165 165 165 |
– – – 165 165 165 – 165 |
– – – – 110 110 – 110 |
| 2 1/2″ | 1/8″ 1/4″ 3/8″ 1/2″ 3/4″ 1″ 1 1/4″ 1 1/2″ 2″ |
73.0 73.0 73.0 73.0 73.0 73.0 73.0 73.0 73.0 |
10.3 13.7 17.1 21.3 26.7 33.4 42.2 48.3 60.3 |
178 178 178 178 178 178 178 178 178 |
– – – – – – – 178 178 |
– – – – – – – – – |
| 3″ | 1/8″ 1/4″ 3/8″ 1/2″ 3/4″ 1″ 1 1/4″ 1 1/2″ 2″ 2 1/2″ |
88.9 88.9 88.9 88.9 88.9 88.9 88.9 88.9 88.9 88.9 |
10.3 13.7 17.1 21.3 26.7 33.4 42.2 48.3 60.3 73.0 |
203 203 203 203 203 203 203 203 203 203 |
– – – – – – – 203 203 203 |
– – – – – 145 – 145 145 – |
| 3 1/2″ | 1/8″ 1/4″ 3/8″ 1/2″ 3/4″ 1″ 1 1/4″ 1 1/2″ 2″ 2 1/2″ 3″ |
101.6 101.6 101.6 101.6 101.6 101.6 101.6 101.6 101.6 101.6 101.6 |
10.3 13.7 17.1 21.3 26.7 33.4 42.2 48.3 60.3 73.0 88.9 |
203 203 203 203 203 203 203 203 203 203 203 |
– – – – – – – – – – – |
– – – – – – – – – – – |
| 4″ | 1/8″ 1/4″ 3/8″ 1/2″ 3/4″ 1″ 1 1/4″ 1 1/2″ 2″ 2 1/2″ 3″ 3 1/2″ |
114.3 114.3 114.3 114.3 114.3 114.3 114.3 114.3 114.3 114.3 114.3 114.3 |
10.3 13.7 17.1 21.3 26.7 33.4 42.2 48.3 60.3 73.0 88.9 101.6 |
229 229 229 229 229 229 229 229 229 229 229 229 |
– – – – – – – – – 229 229 – |
200 200 200 200 200 200 200 200 200 200 200 200 |
Dimensions are in millimeters
Sources: MSS SP-95 – 2006