| Customization: | Available |
|---|---|
| Type: | Stainless Steel Pipes |
| Standard: | ASTM, AISI, GB, JIS, EN |
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| 446 Stainless Steel Seamless Pipes Standards | ASTM A213, ASTM A249, ASTM A269, ASME SA213, ASME SA249, ASME SA269, EN 10216-5 TC1 / TC2, PED 97/23/EC, AD 2000, NACE MR0175/ISO 15156 |
| 446 Seamless Aerospace Tubing | AMS 5564, AMS 5565, AMS 5567, AMS 5569, AMS 5695 (Canceled & non-current specs include AMS-T-6845, Mil-T-6845, AMS-T-8504, Mil-T-8504, AMS-T-8506, Mil-T-8506) |
| WELDED & DRAWN 446 Stainless Steel Aerospace Tubing | AMS 5564, AMS 5565, AMS 5566, AMS 5567, AMS 5569 (Canceled & non-current specs include AMS-T-6845, Mil-T-6845, AMS-T-8504, Mil-T-8504, AMS-T-8506, Mil-T-8506) |
| ASTM A312 Stainless Steel Pipe Typical Manufacturing Specifications | ASTM A213,ASTM A312,ASME B36.19,AMS 5647,AMS 5566,AMS 5569,AMS 6845,BS 10216 Pt 5,ASTM A269,BS 3605 Pt 1,ASTM A632,NFA 49-117,NFA 49-217,Mil-T 8504,Mil-T 8606,or as per customer specifications. |
| Austenitic Stainless Steel 446 Pipes Seamless Tube Size | 3.35 mm OD To 630 mm OD |
| 446 Stainless Steel Welded Tube Size | 6.35 mm OD To 1219 mm OD |
| ASTM A312 TP 446 Stainless Steel Seamless Pipes Swg & Bwg | 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg. |
| SS 446 Pipe Schedule | SCH5, SCH10, SCH10S, SCH20, SCH30, SCH40, SCH40S, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Stainless Steel 446 Seamless Pipes Wall thickness | 0.020″ -0.220″, (special wall thicknesses available) |
| SS 446 tube Length | Single Random, Double Random, Standard & Cut length |
| Stainless Steel UNS S44600 ERW Pipes Finish | Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF |
| Stainless Steel DIN 1.4461 Pipes Form | Round Pipes/ Tubes, Square Pipes/ Tubes, Rectangular Pipe/ Tubes, Coiled Tubes, "U" Shape, Pan Cake Coils, Hydraulic Tubes, Straight or 'U' bent Tubes, Hollow, LSAW Tubes Etc. |
| 446 Stainless Steel Welded Pipe Type | Seamless, ERW, EFW, Welded, Fabricated |
| Electropolished | (EP) Electropolished for Ultra High Purity Systems |
| Non-Electropolished | (BA) Bright Annealed or (AP) Annealed & Pickled for High-Purity, (CFOS) Cleaned for Oxygen Grade Service or Corrosive Systems |
| I.D. Surface Finish Options | 5, 7 & 10 µin. Ra |
| 446 Stainless Steel Round Pipe JIS | 8A to 250A |
| 446 Stainless Steel Square Pipe Tolerances | In accordance with: ASTM: A269 & A632, JIS: G 3459 |
| 446 stainless steel tubing End | Plain End, Beveled End, Treaded, Ends are suitable for orbital welding |
| ASTM A312 TP 446 Stainless Steel Marking | All 446 Stainless Steel tubes are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer's request.) |
| 446 stainless steel tubing Application | Oil Tube, Gas Tube, Fluid Tube, Boiler and Heatexchanger |
| Value Added Service | Draw & Expansion as per required Size & Length, Polish (Electro & Commercial) Annealed & Pickled Bending, Machining Etc. |
| Specialize in | Stainless Steel 446 Capillary Tube & Other Odd Size |
| Stainless Steel 446 Heat Exchanger & Condenser Tubes | |
| Stainless Steel 446 Hydraulic tubing with OD up to 50.8 mm (2.0 in.) are delivered in bright annealed condition | |
| ASTM A312 TP446 tube with OD larger than 50.8 mm are supplied in the annealed and pickled condition, Or in polished condition | |
| Marking & Traceability | Each Stainless Steel 446 Tubing is traceable to its producing mill and heat by an identification number etched within 24″ (610mm) of one end. |
| Test Certificate | Manufacturer Test Certificate according to EN 10204 3.1 B |
| Laboratory Test Certificate from Govt. Approved Lab. | |
| Under Third Party Inspection | |
| Testing & Inspection | Visual inspection • Surface roughness measurement • Helium-leak testing • Scanning Electron Microscopy (SEM) • Auger Electron Microscopy (AES) • Election Spectroscopy for Chemical Analysis (ESCA or XPS) • Particle testing • Moisture testing |
Our forming capabilities are unmatched, featuring cutting-edge extrusion and cold working assets for tube and pipe manufacturing. We boast one of the world's largest pilger mills and a unique hydroforming process for precision fittings.
As a vertically integrated manufacturer, Daxun offers a comprehensive one-stop-shop solution. Our capabilities span entire projects or specific machining jobs, including straightening, drilling, honing, trepanning, cutting, testing, boring, machining, laser welding, polishing, turning, and specialized services.
With state-of-the-art vertical and horizontal presses boasting capacities from 12,000 to an impressive 35,000 tons, Jiangsu Daxun Alloy Co., Ltd. stands unrivaled in the industry for its comprehensive pipe extrusion capabilities. This exceptional technology empowers us to produce the longest lengths and largest diameter pipes available on the market, ensuring unparalleled quality and reliability for your most demanding applications.
| Ferrite and Martensite Chemical Content and Mechanical Properties | ||||||||||||||
| Standard | Steel Grade | C (%) | Mn (%) | P (%) | S (%) | Si (%) | Cr (%) | Ni (%) | Mo (%) | N (%) | Nb (%) | Ti (%) | Al (%) | Cu (%) |
| A/SA268 | TP405 | ≤ 0.08 | ≤ 1.00 | ≤ 0.040 | ≤ 0.030 | ≤ 1.00 | 11.50 ~ 14.50 | ≤ 0.50 | - | - | - | - | 0.1-0.3 | - |
| A/SA268 | TP410 | ≤ 0.15 | ≤ 1.00 | ≤ 0.040 | ≤ 0.030 | ≤ 1.00 | 11.50 ~ 13.50 | - | - | - | - | - | - | - |
| A/SA268 | TP410S | ≤ 0.08 | ≤ 1.00 | ≤ 0.040 | ≤ 0.030 | ≤ 1.00 | 11.50 ~ 13.50 | - | - | - | - | - | - | - |
| A/SA268 | TP409 | ≤ 0.12 | ≤ 1.00 | ≤ 0.040 | ≤ 0.030 | ≤ 1.00 | 16.00 ~ 18.00 | - | - | - | - | - | - | - |
| A/SA268 | TP446Ti | ≤ 0.15 | ≤ 1.00 | ≤ 0.040 | ≤ 0.030 | ≤ 1.00 | 16.00 ~ 19.50 | - | 0.75 | - | - | 5C-0.75 | - | - |
| A/SA268 | TP446-1 | ≤ 0.20 | ≤ 1.50 | ≤ 0.040 | ≤ 0.030 | ≤ 1.00 | 23.00 ~ 27.00 | - | ≤ 0.75 | - | 0.25 | - | - | - |
| A/SA268 | TP446-2 | ≤ 0.12 | ≤ 1.50 | ≤ 0.040 | ≤ 0.030 | ≤ 1.00 | 23.00 ~ 27.00 | - | ≤ 0.50 | - | 0.25 | - | - | - |
| A/SA268 | TP446 | ≤ 0.08 | ≤ 1.00 | ≤ 0.045 | ≤ 0.030 | ≤ 1.00 | 10.50 ~ 11.70 | ≤ 0.50 | - | - | 6C-0.75 | - | - | - |
| A/SA268 | TP439 | ≤ 0.07 | ≤ 1.00 | ≤ 0.040 | ≤ 0.030 | ≤ 1.00 | 17.00 ~ 19.00 | ≤ 0.50 | - | 0.04 | 0.2+4(C+N)~1.1 | - | - | |
| A/SA268 | TP444 | ≤ 0.025 | ≤ 1.00 | ≤ 0.040 | ≤ 0.030 | ≤ 1.00 | 17.50 ~ 19.50 | - | 1.75-2.5 | 0.035 | (Ti+Cb): 0.2+4(C+N)~0.8 | - | - | |
| A/SA756/268 | 440C | 0.95 ~ 1.10 | ≤ 1.00 | ≤ 0.040 | ≤ 0.025 | ≤ 1.00 | 16.00 ~ 18.00 | - | 0.4-0.7 | - | - | - | - | - |
| A/SA693 | 17-4PH | ≤ 0.07 | ≤ 1.00 | ≤ 0.040 | ≤ 0.030 | ≤ 1.00 | 15.50 ~ 17.50 | 3.00 ~ 5.00 | - | - | 0.15-0.45 | - | 3.0-5.0 | - |
| GOST9941-81 | 15Cr25Ti | ≤ 0.15 | ≤ 1.00 | ≤ 0.035 | ≤ 0.025 | ≤ 1.00 | 24.00 ~ 27.00 | - | - | - | 5C-0.90 | - | - | - |
| API 5CT | L80/9Cr | ≤ 0.15 ~ 0.30 | 0.6 | ≤ 0.020 | ≤ 0.010 | ≤ 1.00 | 8.00 ~ 10.00 | 0.9-1.1 | - | - | - | - | - | - |
| API 5CT | L80/13Cr | 0.15 ~ 0.22 | 0.25 ~ 1.00 | ≤ 0.020 | ≤ 0.010 | ≤ 1.00 | 12.00 ~ 14.00 | - | - | - | - | - | - | - |
| EN10088-1 | 0Cr13SiAl | ≤ 0.12 | ≤ 1.00 | ≤ 0.040 | ≤ 0.015 | 0.70 ~ 1.40 | 12.00 ~ 14.00 | - | - | - | - | - | 0.7-1.2 | - |
| EN10088-1 | 0Cr18SiAl | ≤ 0.12 | ≤ 1.00 | ≤ 0.040 | ≤ 0.015 | 0.70 ~ 1.40 | 17.00 ~ 19.00 | - | - | - | - | - | 0.7-1.2 | - |
| EN10088-1 | 0Cr24SiAl | ≤ 0.12 | ≤ 1.00 | ≤ 0.040 | ≤ 0.015 | 0.70 ~ 1.40 | 23.00 ~ 26.00 | - | - | - | - | - | 1.2-1.7 | - |
| EN10088-1 | 1Cr25Ti | ≤ 0.12 | ≤ 1.50 | ≤ 0.040 | ≤ 0.030 | ≤ 1.00 | 23.00 ~ 27.00 | - | - | - | 5C-0.90 | - | - | 0.25 |
| A/SA268 | S44660 | ≤ 0.030 | ≤ 1.00 | ≤ 0.040 | ≤ 0.030 | ≤ 1.00 | 25.00 ~ 28.00 | 3.0-4.0 | - | 0.04 | (Ti+Cb): 0.2~1.0≥6(C+N)~0.8 | - | - | - |
| A/SA268 | S44735 | ≤ 0.030 | ≤ 1.00 | ≤ 0.040 | ≤ 0.030 | ≤ 1.00 | 28.00 ~ 30.00 | 3.6-4.2 | - | 0.045 | ||||
Chemical Composition of 446 Stainless Steel Pipe: Our 446 Stainless Steel Pipes are engineered with a meticulously balanced chemical composition to ensure optimal performance and longevity. The superior blend of elements contributes to its remarkable resistance to corrosion and oxidation, making it an ideal choice for demanding industrial applications.
| Element | Content (%) |
|---|---|
| Iron, Fe | 73 |
| Chromium, Cr | 23.0 - 27.0 |
| Manganese, Mn | 1.50 |
| Silicon, Si | 1.0 |
| Nickel, Ni | 0.25 |
| Carbon, C | 0.20 |
| Phosphorous, P | 0.040 |
| Sulfur, S | 0.030 |
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength | 550 MPa | 79800 psi |
| Yield strength (@strain 0.200%) | 345 MPa | 50000 psi |
| Elastic modulus | 200 GPa | 29000 ksi |
| Poisson's ratio | 0.27-0.30 | 0.27-0.30 |
| Elongation at break | 20% | 20% |
| Hardness, Brinell (estimated from Rockwell B) | 159 | 159 |
| Hardness, Knoop (estimated from Rockwell B) | 173 | 173 |
| Hardness, Rockwell A (estimated from Rockwell B) | 51.1 | 51.1 |
| Hardness, Rockwell B | 83 | 83 |
| Hardness, Vickers (estimated from Rockwell B) | 159 | 159 |
| Properties | Metric | Imperial |
|---|---|---|
| Density | 7.80 g/cm3 | 0.282 lb/in³ |
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