446 Stainless Steel Threaded Fittings
| Dimension Specification | ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799 |
|---|---|
| Thread | NPT, BSPT, BSPP |
| Type | DN15-DN1200 |
| End | Threaded, Welding, JIC |
| Pressure Rating | Threaded end-2000lb/ 3000lb/ 6000lbs Pipe Fittings |
| Connection | Welding |
| Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom Pipe Fittings |
| Size Range | ½” NB to 24″ NB in Sch 10s, 40s, 80s, 160s, XXS. (DN6~DN100) |
| Manufacturing process | Push, Press, Forge, Cast, etc. |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| Types | 90º Elbows, 45º Elbows, Tees, Crosses, Couplings, Reducers, Inserts, Caps, Nipples, and Unions, Forged Pipe Fittings, Socket Weld & Threaded, Equal Tees & Reducing Tees, 90° & 45° Elbows – Female-Female, Male-Female, Male-Male, Union, Nipples, Couplings, Plugs Fittings |
|
NPS
|
Min Length of Thread |
Outside Dia of Band |
Min WT |
Center to End
|
||
|
B
|
J
|
D
|
G
|
90° A |
45° |
|
|
1/2
|
10.9
|
13.6
|
33
|
3.18
|
28
|
22
|
|
3/4
|
12.7
|
13.9
|
38
|
3.18
|
33
|
25
|
|
1
|
14.7
|
17.3
|
46
|
3.68
|
38
|
28
|
|
1¼
|
17
|
18
|
56
|
3.89
|
44
|
33
|
|
1½
|
17.8
|
18.4
|
62
|
4.01
|
51
|
35
|
|
2
|
19
|
19.2
|
75
|
4.27
|
60
|
43
|
|
2½
|
23.6
|
28.9
|
92
|
5.61
|
76
|
52
|
|
3
|
25.9
|
30.5
|
109
|
5.99
|
86
|
64
|
|
4
|
27.7
|
33
|
146
|
6.55
|
106
|
79
|
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 446 | min. | – | – | – | – | – | 23.0 | – | – | 0.10 |
| max. | 0.2 | 1.5 | 0.75 | 0.040 | 0.030 | 30.0 | – | 0.50 | 0.25 | |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 446 | 485 | 275 | 20 | 92 | 201 |
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/0C) | Thermal Conductivity (W/m.K) | Specific Heat 0-1000C (J/kg.K) | Electrical Resistivity (n.m) | |||
| 0-1000C | 0-3150C | 0-5380C | at 1000C | at 5000C | |||||
| 446 | 7750 | 200 | 9.9 | 11.4 | 11.6 | 24.9 | 28.7 | 460 | 570 |
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
| BS | En | No | Name | ||||
| 446 | S44600 | – | – | 1.4762 / 1.4763 | – | – | – |
Taiwan, Egypt, Australia, Lithuania, Israel, Vietnam, Gabon, Croatia, Hong Kong, Estonia, United Arab Emirates, Nigeria, Bolivia, Netherlands, Iraq, United Kingdom, Sweden, China, Bahrain, Pakistan, Sri Lanka, United States, Malaysia, South Africa, Oman, Serbia, Spain, Greece, South Korea, Denmark, Italy, Russia, Algeria, Colombia, Azerbaijan, Iran, Mongolia, Belgium, Iran, Ukraine, Nigeria, Venezuela, Afghanistan, Switzerland, Kazakhstan, Jordan, Trinidad & Tobago, Poland, Morocco, Mexico, Belarus, France, Peru, Philippines, New Zealand, Saudi Arabia, Tunisia, Yemen, Czech Republic, Finland, Libya, Slovakia, Singapore, Hungary, Kenya, Japan, Chile, Costa Rica, Norway, Qatar, Ghana, Austria, Bhutan, Indonesia, Bangladesh, Mexico, Bulgaria, Canada, Thailand, Kuwait, Poland, Angola, Turkey, Chile, Lebanon, Brazil, Portugal, Argentina, Ecuador, Romania