ASTM B444 / ASME SB444 Nickel Alloy Tubing 14BWG / 18BWG / 20BWG
1. Grade :UNS N06625 , N06600 ,N06601 , N07718 , N10276 ,N08800 , N08825 ,
N04400 ; etc
2 . OD ( Outer Diameter ) : 3.18mm to 101.6mm
3 . WT ( Wall Thickness ) : 0.5mm to 20mm
4 . Length : As customer's requirement
5 . Standard : ASTM B163; ASTM B167; ASTM B444; ASTM B622 etc
6 . Technology : Cold Drawn / Cold Rolled
Test :
1 . NTD(Ultrasonic test, Eddy Current test)
2 . Mechanical Test(Tension Test, Flaring Test, Flattening Test,
Hardness Test, Hydraulic test)
3 . Metal Test(Metallographic Analysis, Impact Test-High/low
temperature)
4 . Chemical Analysis(Photoelectric Emission Spectroscopic)
MTSCO is a leading manufacturer who is specialized in stainless
steel seamless pipes , bright annealed tubes , seamless coiled
tubing etc basic products . We also have duplex stainless steel
tubes and pipes , nickel alloy tubes and pipes etc . MTSCO has the
most advanced producing and testing equipment . We can totally
satisfy your requirement . According to standard very strictly,
nickel alloy tubes which produced by us always have correct OD and
WT tolerance . Nickel alloy tubes have a very important position in
thermocouple & cable industry .
Main market or alloy tube include Europe , Middle East , Southeast
Asia , South America , etc . MTSCO has bright annealing alloy tube
and pickling alloy tube . Compared these two kinds of tubes ,
bright annealed alloy tubes are more popular in the market .
Because it has bright out and inner surface .
| ASTM B444 Standard |
| UNS N06625 Elements |
| Nickel : 58.0 min |
| Chromium : 20.0 min 23.0 max |
| Manganese : 0.5 max |
| Molybdenum : 8.0 min 10.0 max |
| Cobalt ( If Determined ) : 1.0 max |
| Aluminum : 0.40 max |
| Carbon : 0.10 max |
| Copper : … |
| Silicon : 0.5 max |
| Titanium : 0.40 max |
| Columbium : … |
| Columbium + Tantalum : 3.15 min 4.15 max |
| Sulfur : 0.015 max |
| Phosphorus : 0.015 max |
| Birmingham Wire Gauge BWG |
| | Wall Thickness | | Wall Thickness |
| BWG | IN | MM | BWG | IN | MM |
| 0 | 0.340 | 8.64 | 19 | 0.042 | 1.07 |
| 1 | 0.300 | 7.62 | 20 | 0.035 | 0.89 |
| 2 | 0.284 | 7.21 | 21 | 0.032 | 0.81 |
| 3 | 0.259 | 6.58 | 22 | 0.028 | 0.71 |
| 4 | 0.238 | 6.05 | 23 | 0.025 | 0.64 |
| 5 | 0.220 | 5.59 | 24 | 0.022 | 0.56 |
| 6 | 0.203 | 5.16 | 25 | 0.020 | 0.51 |
| 7 | 0.180 | 4.57 | 26 | 0.018 | 0.46 |
| 8 | 0.165 | 4.19 | 27 | 0.016 | 0.41 |
| 9 | 0.148 | 3.76 | 28 | 0.014 | 0.36 |
| 10 | 0.134 | 3.40 | 29 | 0.013 | 0.33 |
| 11 | 0.120 | 3.05 | 30 | 0.012 | 0.30 |
| 12 | 0.109 | 2.77 | 31 | 0.010 | 0.25 |
| 13 | 0.095 | 2.41 | 32 | 0.009 | 0.23 |
| 14 | 0.083 | 2.11 | 33 | 0.008 | 0.20 |
| 15 | 0.072 | 1.83 | 34 | 0.007 | 0.18 |
| 16 | 0.065 | 1.65 | 35 | 0.005 | 0.13 |
| 17 | 0.058 | 1.47 | 36 | 0.004 | 0.10 |
| 18 | 0.049 | 1.24 | | | |
