Stainless Steel 431 Welded Pipes, Manufacturer Supplier Exporter Stainless Steel 431, wide variety of Stainless Steel 431, Stainless Steel 431 India, Stainless Steel 431 distributor Mumbai, Stainless Steel 431 traders, prime quality Stainless Steel 431, Source for Stainless Steel 431, Specialize in Stainless Steel 431 in India
Stainless 431 offers the best corrosion resistance of the conventional martensitic stainless grades. Stainless 431 has the best corrosion resistance to marine atmospheres, also resists attack by many petroleum products and organic materials, and several acidic environments.
Available forms of Stainless 431 are seamless pipe, welded pipe, seamless tube, welded tube and bar
Stainless Steel 431, best quality Stainless Steel 431, wide variety of Stainless Steel 431, Stainless Steel 431 India, Stainless Steel 431 distributor Mumbai, Stainless Steel 431 traders, prime quality Stainless Steel 431, Source for Stainless Steel 431, specialize in Stainless Steel 431, Stainless Steel 431 with Test Certificate
As an acclaimed undertaking of the business, Dinesh Tube India. is included in offering a limitless exhibit of Stainless Steel 410/420/430/431/440 A, B & C/446 Round Bars as a maker, exporter, stockiest and supplier to our local and worldwide customers. We manufacture these Stainless Steel 410/420/430/431/440 A, B & C/446 Bars utilizing best nature of materials as a part of going along by method for the finest quality measures.
Alloy 420 is a hardenable, martensitic stainless steel that is a change of Alloy 410. Like 410, it contains at least 12% chromium, sufficiently adequate to give consumption safe properties. Alloy 420 has higher carbon content than Alloy 410 which is intended to upgrade quality and hardness attributes. Martensitic stainless steels are intended for high hardness and now and again different properties are to some degree traded off. Corrosion resistance is lower than the regular austenitic evaluations and their valuable working reach is constrained by their loss of flexibility at below zero temperatures and loss of quality by over-treating at hoisted temperatures.
Grade 430 is a ferritic, straight chromium, non-hardenable evaluation, joining great erosion resistance and formability attributes with helpful mechanical properties. Its capacity to oppose nitric corrosive assault allows its utilization in particular substance applications yet car trim and machine segments speaks to its biggest fields of use.
Grade 440C Stainless Steel is a high carbon martensitic stainless steel. It has high quality, moderate erosion resistance, and great hardness and wear resistance. Grade 440C is fit for accomplishing, after warmth treatment, the most astounding quality, hardness and wear resistance of all the stainless compounds. Its high carbon substance is in charge of these qualities, which make 440C especially suited to such applications as metal rollers and valve parts. Grade 440A and 440B Stainless Steels, on the other hand, have similar properties – except for a slightly lower percentage of carbon in grade 440A.
These SS 446 Bars are general capacity review that is much of the time supplied in the toughened yet at the same time machineable structure for capacities where lifted quality and limited warmth and erosion resistance are being required. Moderately alluded as WNR 1.4762, our 446 Stainless Steel Rods are being utilized for different applications, for example, in Cutlery, Steam and gas turbine sharp edges, Kitchen utensils, Bolts, nuts, screws, etc.
Our benefactors can benefit these Stainless Steel 410/420/430/431/440 A, B & C/446 Rods from us at the most insignificant expenses. As for national and worldwide nature of raw materials, we additionally offer these Stainless Steel Round Bars in altered sizes and thicknesses according to particular requests by our regarded customers at business sector driving costs.
Specification
| Standard | 410 / 1.4006 420 / 1.4021 430 /1.4016 431 / 1.4057 440 A /1.4109 440 B / 1.4112 440 C /1.4125 446 / 1.4762 |
|---|---|
| Designation | ASTM, ASME, AISI A 276 , SA 276, A 479, SA 479 |
| Range | 3 MM TO 350 MM DIA |
| Finish | Bright, Polish & Black |
| Form | Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wire-mesh, Billet, Ingot, Forging Etc. |
| Application | Cutlery, Steam and gas turbine blades, Kitchen utensils, Bolts, nuts, screws, Pump and valve parts and shafts, Mine ladder rugs, Dental and surgical instruments, Nozzles, Hardened steel balls and seats for oil well pumps. |
Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Ni |
|---|---|---|---|---|---|---|---|
| 410 | 0.15 max | 1.00 max | 1.00 max | 0.04 max | 0.03 max | min: 11.5 max: 13.5 | 0.50 max |
| 420 | 0.15 max | 1.00 max | 1.00 max | 0.04 max | 0.03 max | min: 12.0 max: 14.0 | – |
| 430 | 0.12 max | 1.00 max | 1.00 max | 0.040 max | 0.030 max | 16.0 – 18.0 | 0.75 max |
| 431 | 0.20 max | 1.00 max | 1.00 max | 0.040 max | 0.030 max | 15.00 – 17.00 | 1.25 – 2.50 |
| 440A | 0.6 – 0.75 | 1.00 max | 1.00 max | 0.04 max | 0.030 max | 16.00 – 18.00 | – |
| 440B | 0.6 – 0.75 | 1.00 max | 1.00 max | 0.04 max | 0.030 max | 16.00 – 18.00 | – |
| 440C | 0.95 – 1.20 | 1.00 max | 1.00 max | 0.040 max | 0.030 max | 16.00 – 18.00 | – |
Chemical Composition of SS 446
| C | Mn | Si | P | S | Cr | N | Ni | Fe |
|---|---|---|---|---|---|---|---|---|
| 0.2 max | 1.5 max | 0.75 max | 0.040 max | 0.03 max | 23 – 30 | 0.10 – 0.25 | 0.50 max | Balance |
Mechanical Properties of SS 410
| Tensile Strength ksi (MPa) min | Yield Strength 0.2% offset ksi (MPa) min | Elongation (% in 50mm) min | Hardness (Brinell) MAX | Hardness (Rockwell B) MAX |
|---|---|---|---|---|
| 65 (450) | 30 (205) | 20 | 217 | 96 |
Mechanical Properties of SS 420
| Tempering Temperature (°C) | Tensile Strength (MPa) | Yield Strength 0.2% Proof (MPa) | Elongation (% in 50mm) | Hardness Brinell (HB) |
|---|---|---|---|---|
| Annealed * | 655 | 345 | 25 | 241 max |
| 399°F (204°C) | 1600 | 1360 | 12 | 444 |
| 600°F (316°C) | 1580 | 1365 | 14 | 444 |
| 800°F (427°C) | 1620 | 1420 | 10 | 461 |
| 1000°F (538°C) | 1305 | 1095 | 15 | 375 |
| 1099°F (593°C) | 1035 | 810 | 18 | 302 |
| 1202°F (650°C) | 895 | 680 | 20 | 262 |
| * Annealed tensile properties are typical for Condition A of ASTM A276; annealed hardness is the specified maximum. | ||||
Mechanical Properties of SS 430
| Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
|---|---|---|---|---|
| Rockwell B (HR B) max | Brinell (HB) max | |||
| 450 | 205 | 22 | 89 | 183 |
Mechanical Properties of SS 431
| Tempering Temperature (°C) | Tensile Strength (MPa) | Yield Strength 0.2% Proof (MPa) | Elongation (% in 50mm) | Hardness Brinell (HB) | Impact Charpy V (J) |
|---|---|---|---|---|---|
| Annealed * | 862 | 655 | 20 | 285 max | – |
| 204 | 1345 | 1055 | 20 | 388 | 50 |
| 316 | 1295 | 1035 | 19 | 375 | 53 |
| 427 | 1350 | 1080 | 19 | 388 | # |
| 538 | 1140 | 965 | 19 | 321 | # |
| 593 | 1015 | 770 | 20 | 293 | 64 |
| 650 | 960 | 695 | 20 | 277 | 84 |
Mechanical Properties of SS 440 A, B & C
| Tempering Temperature (°C) | Tensile Strength (MPa) | Yield Strength 0.2% Proof (MPa) | Elongation (% in 50mm) | Hardness Rockwell (HR C) | Impact Charpy V (J) |
|---|---|---|---|---|---|
| Annealed* | 758 | 448 | 14 | 269HB max | – |
| 204 | 2030 | 1900 | 4 | 59 | 9 |
| 260 | 1960 | 1830 | 4 | 57 | 9 |
| 316 | 1860 | 1740 | 4 | 56 | 9 |
| 371 | 1790 | 1660 | 4 | 56 | 9 |
| * Annealed properties are typical for Condition A of ASTM A276# Brinell Hardness is ASTM A276 specified maximum for annealed 440A, B and C. | |||||