ASTM A105 Nipolet
Nipolet is the most popular branch connection: the branch is made by welding the item to the outlet of the run pipe. The ends of a Nipolet are bevelled to facilitate the welding process, and for this reason Nipolet belong to the family of butt weld fittings.
ASTM A105 Nipolet is a one-piece pipe fitting used for valve removal, drain pipe, vent or faucet.It is a family of branching connection fittings, essentially a Weldolet with a pipe nipple.The most commonly used carbon steel is ASTM A105.It comes with either a plain or threaded end (PE or TE).The common manufacturing execution standards are MSS SP-97, ANSI/ASME B16.9, ANSI/ASME B16.11 and GB/T19326.
ASTM A105 Nipolet Chemical Composition
C | Mn | P | S | Si | Cr | Mo |
0.15 | 0.6-1.05 | 0.035 | 0.04 | 0.1 | 0.3 | 0.12 |
ASTM A105 Nipolet Mechanical Properties
Tensile Strength | Yield Strength | Elongation |
485 (Mpa) | 250 (Mpa) | 30 (%) |
ASTM A105 Nipolet Dimension Chart
Run Pipes Nominal Size | Branch Nominal Size | Length | OD at End | OD of Fitting | Cut Hole Diameter | ||||
DN | NPS | DN | NPS | A | D2 | D1 | D1 | ||
XS | SCH160 | XS | SCH160 | ||||||
20-900 | 3/4-36 | 15 | 1/2 | 89 | 21.3 | 38 | 47 | 24 | 19 |
25-900 | 1-36 | 20 | 3/4 | 89 | 26.7 | 47 | 53 | 30 | 25 |
32-900 | 1 1/4-36 | 25 | 1 | 89 | 33.4 | 56 | 63 | 36 | 33 |
40-900 | 1 1/2-36 | 32 | 1 1/4 | 89 | 42.2 | 66 | 72 | 45 | 38 |
50-900 | 2-36 | 40 | 1 1/2 | 89 | 48.3 | 75 | 83 | 51 | 49 |
65-900 | 2 1/2-36 | 50 | 2 | 89 | 60.3 | 90 | 104 | 65 | 59 |
80-900 | 3-36 | 65 | 2 1/2 | 89 | 73 | 105 | – | 76 | – |
90-900 | 3 1/2-36 | 80 | 3 | 89 | 88.9 | 124 | – | 94 | – |
125-900 | 5-36 | 100 | 4 | 89 | 114.3 | 154 | – | 121 | – |
As per purchase specification, the ends can be machined as plain or threaded type, and the thread shall be machined per ASME B1.20.1 equivalent to GB/T 12716.
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