Increasing Corrosion Resistance to Never-Before-Seen Levels
The ground-breaking alloy ALLOY-31 from Taashvi Special Alloys pushes the envelope in terms of corrosion resistance. Alloy-31 is a nickel-chromium-molybdenum alloy with improved stability that is engineered for harsh conditions. This makes it a great option for industries that face corrosive difficulties. Experts at Taashvi have painstakingly created its special composition, which guarantees optimal performance in harsh chemical conditions such as phosphoric acid, sulfuric acid, and media containing chlorine.
Key Characteristics of ALLOY-31:
01 Resistance to Corrosion: Because of its remarkable resistance to a variety of corrosive environments, ALLOY-31 can be used in situations where other alloys are inadequate.
02 High Temperature Stability: Because of its high chromium concentration, alloy 31 is reliable in harsh circumstances because it maintains its structural integrity even at high temperatures.
03 Excellent Weldability: Taashvi Special Alloys places great emphasis on ease of fabrication. One example of this is alloy-31, which has exceptional weldability, making production processes more efficient.
04 Low Carbon Content: The low carbon percentage of the alloy adds to its lifetime and durability by strengthening its resistance to intergranular corrosion.
05 Versatility in Applications: Because it can withstand a variety of harsh conditions, ALLOY-31 is used in a wide range of sectors, such as petrochemicals, chemical processing, and pharmaceuticals.
06 Durability and economics: Because of its endurance, stability at high temperatures, and resistance to corrosion, ALLOY-31 is a cost-effective option that lowers maintenance expenses and downtime in crucial processes.
Material Data
| Weight % | C | SI | MN | S | P | CR | NI | MO | N | CU |
|---|---|---|---|---|---|---|---|---|---|---|
| MIN. | 26,0 | 30,0 | 6,0 | 0,15 | 1,0 | |||||
| MAX. | 0,015 | 0,3 | 2,00 | 0,010 | 0,020 | 28,0 | 32,0 | 7,0 | 0,25 | 1,4 |
PREN = (Cr% + 3.3Mo% + 16N%) ≥ 48.
Product Standards: ASTM B625 – 14.
Approvals: For usage in pressure vessels with wall temperatures between -196°C to 550°C.
Mechanical Properties: Bar
| Yield strength RP0.2, MPA | Tensile strength RM, MPA | Elongation [%] | Hardness [HB] | Impact, Charpy-V, -196ºC [J] | Pre |
|---|---|---|---|---|---|
| 276 | 650 | 40 | 140 | 48 |
Plate stock
| 2 x 2000 x 6000 mm | 6 x 2000 x 6000 mm |
| 3 x 2000 x 6000 mm | 8 x 2000 x 6000 mm |
| 3 x 2000 x 6000 mm | 10 x 2000 x 6000 mm |
| 4 x 2000 x 6000 mm | 12 x 2000 x 6000 mm |
| 5 x 2000 x 6000 mm | 15 x 2000 x 6000 mm |
| 5 x 2000 x 6000 mm | 20 x 2000 x 6000 mm |
Coil / Sheet /Plate Specification
Dimensions : ASTM, ASME, AISI, DIN, BIS
Thickness : 0.50mm - 100mm
Size : 1000 mm x 2000mm, 1220mm x 2440mm, 4' x 8', 1250mm x 2500mm, 1500mm x 3000mm to 6000mm, 2000mm x 4000mm to 6000mm
Finish : Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)
Form : Shim Sheet, Perforated Sheet, Profile Cut,
Seamless & Welded Pipes & Tubes Specification
Specification : ASTM, ASME, DIN, NFA, JIS.
Thickness : 4.0mm - 100mm.
Pipe Size : 1/8” NB to 24” NB, 1/4” OD to 24” OD sizes.
Tube Size : 1/2" OD to 8" OD.
Length : Cut length, Fix length, Single Random, Double Random & Required Length.
Form : Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pancake Coils, Hydraulic Tubes.
End : Plain End, Beveled End, Threaded End.
Type : Seamless & Welded Pipes & Tubes.
Round Bar Specification
Dimensions : ASTM, ASME,AISI, API.
Size : 5 mm to 500 mm
Length : from 2.00mm to 6.35mm (0.078" to 0.25") dia.
Finish : Bright, Black, Polish, Forged
Form : Round Bar, Square, Hexagon
Condition : Cold Drawn & Polished Cold Drawn, Centerless Ground Bars & Polished
Other Services : Machining (CNC), Centerless Grinding (CG), Heat Treatment, Annealing, Pickling, Polish, Rolling, Forging, Cutting, Bending, Minor Fabrication
Seamless & Welded Pipes & Tubes Fittings Specification
Specification : ASTM, ASME, DIN, NFA, JIS.
Size : 1/8” NB to 24” NB, 1/4” OD to 24” OD sizes.
Form : Elbow, Tee, Reducer, Stub End, End Cap, Pipe Nipple, Weldolet,
End : Beveled End, Threaded. Plain End,
Type : Seamless & Welded Pipe & Tubes Fittings, Buttweld Fittings & Dairy Fittings.
