ASTM A268 standard 446 stainless steel tubing, 446 stainless steel coil price
The grade 446 stainless steel can be used in the following products:
▪ X-ray tube bases
▪ Boiler baffles
▪ Oil burner components
▪ Annealing boxes
▪ Industrial mufflers
▪ Kiln linings
▪ Glass molds
▪ Furnace parts
The chemical composition of grade 446 stainless steel is outlined in the following table.
| 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 |
The mechanical properties of grade 446 stainless steel are displayed in the following table.
| 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 |
Equivalent materials to grade 444 stainless steel are:
▪ AISI 446
▪ ASTM A176
▪ ASTM A268
▪ ASTM A276
▪ ASTM A314
▪ ASTM A473
▪ ASTM A511
▪ ASTM A815
▪ DIN 1.4762
▪ QQ S763
▪ QQ S766
▪ ASME SA268
▪ ASTM A580
▪ FED QQ-S-763
▪ FED QQ-S-766
▪ MIL SPEC MIL-S-862
▪ SAE J405 (51446)
| 446 stainless steel plate sizes and specifications | |
| Grade | 446 |
| Cold rolled stainless steel plate | Thickness: 0.3mm- 16.0mm, Width: 1000mm - 2000mm,Length: as requirements, Surface: 2B/BA/SB/8K/HL/1D/2D etc |
| Hot rolled stainless steel sheet | Thickness: 3.0mm - 300mm, Width: 1000mm - 3000mm Length: as requirements, Surface: No.1/pickling |
|
Standard |
ASTM A240/A480, ASTM B688, ASTM B463/SB463, ASTM B168/SB168, ASTM B443/SB443/B424/SB424B625/SB625 B575/SB575, JIS G4303,
BS 1449, DN17446, G4305 |
| Stainless steel plate | Thickness: 8.0mm - 300mm, Width: 1000mm - 3000mm Length: as requirements, Surface: No.1/pickling |
| 446 stainless steel strip sizes and specifications | |
| Grade | 446 |
| Cold rolled stainless steel strip | Thickness: 0.3mm- 3.0mm, Width: 5mm - 900mm,Surface: 2B/BA/SB/8K/HL/1D/2D etc |
| Hot rolled stainless steel strip | Thickness: 3.0mm - 16mm, Width: 10mm - 900mm Surface: No.1/pickling |
| Stainless steel foil | Thickness: 0.02mm- 0.2mm, Width: Less than 600mm, Surface: 2B |
| Standard | ASTM A240/A480, ASTM B688, ASTM B463/SB463, ASTM B168/SB168, ASTM B443/SB443/B424/SB424B625/SB625 B575/SB575, JIS G4303, BS 1449, DN17446, G4305 |
| 446 stainless steel coil sizes and specifications | |
| Grade | 446 |
| Cold rolled stainless steel coil | Thickness: 0.3mm- 3.0mm, Width: 1000mm - 2000mm,Surface: 2B/BA/SB/8K/HL/1D/2D etc |
| Hot rolled stainless steel coil | Thickness: 3.0mm - 16mm, Width: 1000mm - 2000mm Surface: No.1/pickling |
| Standard | ASTM A240/A480, ASTM B688, ASTM B463/SB463, ASTM B168/SB168, ASTM B443/SB443/B424/SB424B625/SB625 B575/SB575, JIS G4303, BS 1449, DN17446, G4305 |
| 446 stainless steel pipe sizes and specifications | |
| Grade | 446 |
| Stainless steel seamless pipe | Outside diameter: 4.0 - 1219mm, Thickness: 0.5 -100mm,Length: 24000mm |
| Stainless steel welded pipe | Outside diameter: 6.0 - 2800mm, Thickness: 0.3 -45mm,Length: 18000mm |
| Stainless steel capillary pipe | Outside diameter: 0.4 - 16.0mm, Thickness: 0.1 -2.0mm,Length: 18000mm |
| Stainless steel welded sanitary pipe | Outside diameter:8.0- 850mm, Thickness: 1.0 -6.0mm |
| Stainless steel seamless sanitary pipe | Outside diameter: 6.0- 219mm, Thickness: 1.0 -6.0mm |
| Stainless steel square pipe | Side Length: 4*4 - 300*300mm, Thickness: 0.25 - 8.0mm, Length: 18000mm |
| Stainless steel rectangular pipe | Side Length: 4*6 - 200*400mm, Thickness: 0.25 - 8.0mm, Length: 18000mm |
| Stainless steel coil pipe | Outside diameter: 0.4 - 16mm, Thickness: 0.1 - 2.11mm |
| Standard | American Standard: ASTM A312, ASME SA269, ASTM A269, ASME SA213, ASTM A213 ASTM A511 ASTM A789, ASTM A790, ASTM A376, ASME SA335, B161, SB163, SB338, SB667/668 Germany Standard: DIN2462.1-1981, DIN17456-85, DIN17458-85· European Standard: EN10216-5, EN10216-2 Japanese Standard: JIS G3463-2006, JISG3459-2012 Russian Standard: GOST 9941-81 |
| 446 stainless steel profile sizes and specifications | |
| Grade | 446 |
| Specification | EN, DIN, JIS, ASTM, BS, ASME, AISI, ISO |
| Standard | ASTM A276/ASME SA276, ASTM A479/ASME SA479 & ASTM A164/ASME SA164 . |
| Stainless steel round Bar | Diameter: 2mm - 600mm |
| Stainless steel bright Bar | Diameter: 2mm - 600mm |
| Stainless steel hex Bar | Dimension: 6mm - 80mm |
| Stainless steel square bar | Dimension: 3.0 - 180mm |
| Stainless steel flat bar | Thickness: 0.5mm - 200mm, Width: 1.5mm - 250 mm |
| Stainless steel angle bar | as requirements |
| Length | Normally 6m, or produce as requirements |
| Surface | Black, Bright. Peeled and Polished, Solution annealed. |
| Delivery condition | cold drawn, hot rolled, forged, grinding, centerless grinding |
| Tolerance | H8, H9, H10, H11, H12, H13,K9, K10, K11, K12 or as per clients’ requirements |
