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Hastelloy C22 Plates

Hastelloy C22 Plates

Hastelloy C22 plate is a nickel-chromium-molybdenum-tungsten alloy product manufactured under UNS N06022 (also referenced as DIN 2.4602), supplied in flat plate and sheet form to ASTM B575 / ASME SB575. The alloy composition centres on nickel as the base element, with 20–22.5% chromium, 12.5–14.5% molybdenum, and 2.5–3.5% tungsten. This specific combination gives the material strong resistance against both oxidising and reducing corrosive media, which most single-phase nickel alloys cannot achieve. Pitting, crevice corrosion, and stress-corrosion cracking are all well-handled by this grade. The alloy C22 plate is used in chemical processing, pharmaceutical manufacturing, flue gas desulphurisation systems, and waste incineration plants, among other demanding process environments where conventional stainless steels are not suitable.

Hastelloy C22 Plates Price

The price of Hastelloy C22 plates varies based on factors such as plate size, thickness, quantity, certification requirements, and market conditions. The figures below provide an approximate price range for standard stock material available in India.

Approximate Price Range

At present, the Hastelloy C22 plate price in the Indian market is approximately Rs. 3,000 to Rs. 4,000 per kg for standard mill stock. This range can vary depending on thickness, finish, and order quantity.

Factors Affecting Price

The raw material costs are the biggest variable, as nickel, molybdenum, and tungsten prices shift with global commodity markets, and as all three are present in significant quantities in C22, even moderate swings affect the per-kg cost noticeably. Plate thickness and dimensions matter too, with heavier plates generally costing more due to processing requirements. Surface finish specifications, heat treatment, and any special third-party testing or certification add further to the cost, and freight charges, import duties, and whether the material is sourced from a domestic or overseas mill all factor into the final price.

Hastelloy C22 Plates Grades

Hastelloy C22 plates are supplied under the following internationally recognised designation systems. Both refer to the same base alloy.

  • Hastelloy DIN 2.4602 Plates
  • Hastelloy UNS N06022 Plates

Chemical Composition of Hastelloy C22 Plates

The table below lists the elemental composition of Hastelloy C22 Plates as per ASTM B575 / ASME SB575 requirements. Values are in weight percent (wt.%).

Element

Typical Specification Range / Limit (wt.%)

Nickel (Ni)

Balance (remainder, typically ≥ 56)

Chromium (Cr)

20.0 – 22.5

Molybdenum (Mo)

12.5 – 14.5

Iron (Fe)

2.0 – 6.0

Tungsten (W)

2.5 – 3.5

Cobalt (Co)

0 – 2.5 max

Manganese (Mn)

0 – 0.50 max

Vanadium (V)

0 – 0.35 max

Silicon (Si)

0 – 0.08 max

Carbon (C)

0 – 0.010–0.015 max

Phosphorus (P)

0 – 0.02 max

Sulfur (S)

0 – 0.02 max

Mechanical Properties of Hastelloy C22 Plates

The following mechanical property values apply to UNS N06022 Plates. Actual mill certificate values may vary within these ranges.

Property

Typical / Minimum Value (Metric)

Typical / Minimum Value (Imperial)

Tensile strength, Rm (plate)

≈ 690 MPa (typical / min)

≈ 100,000 psi

Yield strength, 0.2% offset, Rp0.2

≈ 310 MPa (typical / min)

≈ 45,000 psi

Elongation at break (A5)

40–45%

40–45%

Hardness (Rockwell B, plate)

≈ 80–95 HRB

≈ 80–95 HRB

Elastic (Young's) modulus, E

≈ 200–210 GPa

≈ 29–30 × 10⁶ psi

Density

8.69 g/cm³

0.314 lb/in³

Melting point

≈ 1399 °C

≈ 2550 °F

Typical plate tensile (example data)

770 MPa (about 112 ksi)

112 ksi

Typical plate yield (example data)

365 MPa (about 53 ksi)

53 ksi

Typical plate elongation (example)

54–62% (depending on thickness)

54–62%

Physical Properties of Hastelloy C22 Plates

Physical property data for Hastelloy C22 plate in the standard condition is provided below. These are typical values and may differ slightly depending on product form and supplier.

Property

Typical Value (Metric)

Typical Value (Imperial)

Density

8.61–8.69 g/cm³

0.311–0.314 lb/in³

Crystal structure

Austenitic, nickel-based

Austenitic, nickel-based

Melting point/range

≈ 1351–1399 °C

≈ 2464–2550 °F

Modulus of elasticity (E)

≈ 205–206 GPa

≈ 29.8 × 10⁶ psi

Electrical resistivity (20–25 °C)

≈ 113–114 µΩ·cm

≈ 44–45 µΩ·in

Thermal conductivity (50–100 °C)

≈ 10–11 W/m·K

≈ 5.8–6.4 BTU·in/hr·ft²·°F

Coeff. of thermal expansion (24–93 °C)

≈ 12.4 µm/m·°C

≈ 6.9 × 10⁻⁶ in/in·°F

Specific heat (near room temp.)

≈ 0.093 kcal/kg·°C (≈ 390–400 J/kg·K)

≈ 0.09–0.10 BTU/lb·°F

Service temperature range

Ambient to about 400–600 °C in corrosion services

Same

Corrosion/oxidation behaviour

Excellent resistance to pitting, crevice corrosion, and SCC

Same

Hastelloy C22 Plates Specifications

The table below covers standard specification details for Hastelloy C22 plates, including material designations, mechanical requirements, dimensional ranges, and delivery conditions.

Category

Item

Typical Specification / Value

Material identification

Alloy name

Hastelloy C-22 (Alloy C22) – Ni-Cr-Mo-W alloy

 

UNS designation

N06022

 

Werkstoff / EN

2.4602

Product standard

Plates/sheets

ASTM B575 / ASME SB575

Mechanical (ASTM B575)

Tensile strength, min

690 MPa (100,000 psi)

 

Yield strength, min

310 MPa (45,000 psi)

 

Elongation, min

45%

 

Hardness (typical max)

≈ 100 HRB

Physical

Density

8.69 g/cm³ (0.314 lb/in³)

 

Melting point

≈ 1399 °C (2550 °F)

Dimensions (plate)

Thickness

4.5 – 100 mm (some suppliers 0.3–200 mm)

 

Sheet thickness

0.1 – 5.0 mm

 

Standard widths

1000, 1219, 1220, 1500, 2000 mm

 

Standard lengths

2000, 2440, 3000, 4000, 6000, up to 12000 mm

Finishes

Surface designations

2B, 2D, 2E, 2R, 2H

Typical uses

Corrosion service

Severe oxidizing/reducing environments, mixed acids, and chlorides

Size Chart of Hastelloy C22 Plates

The size chart below lists available thickness, width, and length combinations for standard Hastelloy C22 plate stock. Sizes outside this range may be available on request from a Hastelloy C22 plate supplier.

Thickness (mm)

Width (mm)

Length (mm)

0.10 – 0.50

1000

2000

0.10 – 0.50

1220

2440

0.10 – 0.50

1250

2500

0.10 – 0.50

1500

3000

0.10 – 0.50

2000

4000

0.50 – 5.00

1000

2000

0.50 – 5.00

1220

2440

0.50 – 5.00

1250

2500

0.50 – 5.00

1500

3000

0.50 – 5.00

2000

4000

4.50 – 10.00

1000

2000

4.50 – 10.00

1220

2440

4.50 – 10.00

1250

2500

4.50 – 10.00

1500

3000

4.50 – 10.00

2000

4000

10.00 – 20.00

1000

2000

10.00 – 20.00

1220

2440

10.00 – 20.00

1250

2500

10.00 – 20.00

1500

3000

10.00 – 20.00

2000

4000

20.00 – 50.00

1000

2000

20.00 – 50.00

1220

2440

20.00 – 50.00

1250

2500

20.00 – 50.00

1500

3000

20.00 – 50.00

2000

4000

50.00 – 100.00

1000

2000

50.00 – 100.00

1220

2440

50.00 – 100.00

1250

2500

50.00 – 100.00

1500

3000

50.00 – 100.00

2000

4000

Dimensions Chart of Hastelloy C22 Plates

The following dimensions chart covers the standard thickness, width, and length combinations available for Hastelloy C22 plates from stock or on order.

Thickness (mm)

Width (mm)

Length (mm)

0.10 – 0.50

1000

2000

0.10 – 0.50

1220

2440

0.10 – 0.50

1250

2500

0.10 – 0.50

1500

3000

0.10 – 0.50

2000

4000

0.50 – 5.00

1000

2000

0.50 – 5.00

1220

2440

0.50 – 5.00

1250

2500

0.50 – 5.00

1500

3000

0.50 – 5.00

2000

4000

5.00 – 10.00

1000

2000

5.00 – 10.00

1220

2440

5.00 – 10.00

1250

2500

5.00 – 10.00

1500

3000

5.00 – 10.00

2000

4000

10.00 – 20.00

1000

2000

10.00 – 20.00

1220

2440

10.00 – 20.00

1250

2500

10.00 – 20.00

1500

3000

10.00 – 20.00

2000

4000

20.00 – 50.00

1000

2000

20.00 – 50.00

1220

2440

20.00 – 50.00

1250

2500

20.00 – 50.00

1500

3000

20.00 – 50.00

2000

4000

50.00 – 100.00

1000

2000

50.00 – 100.00

1220

2440

50.00 – 100.00

1250

2500

50.00 – 100.00

1500

3000

50.00 – 100.00

2000

4000

Weights Chart of Hastelloy C22 Plates

The weight chart below gives indicative weights per square metre and per square foot for Hastelloy C22 plates at standard thickness increments, based on a density of 8.69 g/cm³.

Thickness (mm)

Weight per Square Metre (kg/m²)

Weight per Square Foot (lb/ft²)

0.50

4.35

0.89

1.00

8.69

1.78

1.50

13.04

2.67

2.00

17.38

3.56

3.00

26.07

5.34

4.00

34.76

7.12

5.00

43.45

8.90

6.00

52.14

10.68

8.00

69.52

14.24

10.00

86.90

17.80

12.00

104.28

21.36

15.00

130.35

26.70

20.00

173.80

35.60

25.00

217.25

44.50

30.00

260.70

53.40

40.00

347.60

71.20

50.00

434.50

89.00

75.00

651.75

133.50

100.00

869.00

178.00

Features of Hastelloy C22 Plates

Hastelloy C22 plates combine several performance characteristics that make them appropriate for severe service environments. Key features are listed below.

  • Exceptional Corrosion Resistance
  • Oxidizing Aqueous Media Tolerance
  • Weldability and Microstructural Stability
  • Versatility in Harsh Environments
  • Mechanical Strength
  • Fabrication Flexibility
  • Resistance to Localized Attack
  • Versatility in Mixed Environments
  • High-Purity Applications

Applications of Hastelloy C22 Plates

These plates are used in process and structural applications across several industries. The following sectors regularly specify alloy C22 plate for fabrication work.

  • Chemical Processing Industry
  • Pharmaceutical Manufacturing
  • Pulp and Paper Industry
  • Waste Treatment and Incineration
  • Oil and Gas Sector
  • Chlorination Systems
  • Nuclear Fuel Reprocessing
  • Geothermal and Power Generation
  • Marine and Offshore Engineering
  • Food Processing
  • Pollution Control

How To Choose The Right Hastelloy C22 Plates Supplier and Manufacturer?

Choosing the right Hastelloy C22 plate supplier involves more than comparing price lists. There are a few practical checks that can help avoid material or supply-related issues later on.

Selecting The Right Supplier and Manufacturer

Start by confirming that the supplier can provide plates meeting ASTM B575 or ASME SB575 with valid mill test certificates showing chemical and mechanical results traceable to the heat and lot. Not all distributors stock genuine UNS N06022 material, so it is worth asking for verified test reports before placing an order. A Hastelloy C22 plate supplier with a track record in industrial supply is generally more consistent in quality.

Technical Considerations

Check the available plate thicknesses and widths against your fabrication drawings before ordering. Some projects need plates in specific dimensions that not all suppliers carry in stock. If cut-to-size is needed, confirm whether the supplier has in-house cutting capability. For pharmaceutical or high-purity applications, confirm the surface finish (2B, 2E, etc.) and any additional certification requirements at the time of enquiry.

Evaluating Supplier Credibility

Ask for mill test certificates that include the original heat number, so results can be traced back to the batch. ISO 9001 certification is a basic starting point. Check whether the supplier holds physical stock or operates primarily as a trader. Stock-holding suppliers are usually faster to respond. Industry references from similar applications can also give a good indication of reliability.

Procurement Strategy

For repeat or high-volume requirements, a rate contract arrangement can help stabilise material costs and lock in supply. For smaller project purchases, compare Hastelloy C22 Plates Price from at least two or three sources. When budgeting, factor in freight, delivery lead time, and any third-party inspection or additional testing costs that may apply to your specification.

Hastelloy C22 plate is a nickel-chromium-molybdenum-tungsten alloy product manufactured under UNS N06022 (also referenced as DIN 2.4602), supplied in flat plate and sheet form to ASTM B575 / ASME SB575. The alloy composition centres on nickel as the base element, with 20–22.5% chromium, 12.5–14.5% molybdenum, and 2.5–3.5% tungsten. This specific combination gives the material strong resistance against both oxidising and reducing corrosive media, which most single-phase nickel alloys cannot achieve. Pitting, crevice corrosion, and stress-corrosion cracking are all well-handled by this grade. The alloy C22 plate is used in chemical processing, pharmaceutical manufacturing, flue gas desulphurisation systems, and waste incineration plants, among other demanding process environments where conventional stainless steels are not suitable.

Hastelloy C22 Plates Price

The price of Hastelloy C22 plates varies based on factors such as plate size, thickness, quantity, certification requirements, and market conditions. The figures below provide an approximate price range for standard stock material available in India.

Approximate Price Range

At present, the Hastelloy C22 plate price in the Indian market is approximately Rs. 3,000 to Rs. 4,000 per kg for standard mill stock. This range can vary depending on thickness, finish, and order quantity.

Factors Affecting Price

The raw material costs are the biggest variable, as nickel, molybdenum, and tungsten prices shift with global commodity markets, and as all three are present in significant quantities in C22, even moderate swings affect the per-kg cost noticeably. Plate thickness and dimensions matter too, with heavier plates generally costing more due to processing requirements. Surface finish specifications, heat treatment, and any special third-party testing or certification add further to the cost, and freight charges, import duties, and whether the material is sourced from a domestic or overseas mill all factor into the final price.

Hastelloy C22 Plates Grades

Hastelloy C22 plates are supplied under the following internationally recognised designation systems. Both refer to the same base alloy.

  • Hastelloy DIN 2.4602 Plates
  • Hastelloy UNS N06022 Plates

Chemical Composition of Hastelloy C22 Plates

The table below lists the elemental composition of Hastelloy C22 Plates as per ASTM B575 / ASME SB575 requirements. Values are in weight percent (wt.%).

Element

Typical Specification Range / Limit (wt.%)

Nickel (Ni)

Balance (remainder, typically ≥ 56)

Chromium (Cr)

20.0 – 22.5

Molybdenum (Mo)

12.5 – 14.5

Iron (Fe)

2.0 – 6.0

Tungsten (W)

2.5 – 3.5

Cobalt (Co)

0 – 2.5 max

Manganese (Mn)

0 – 0.50 max

Vanadium (V)

0 – 0.35 max

Silicon (Si)

0 – 0.08 max

Carbon (C)

0 – 0.010–0.015 max

Phosphorus (P)

0 – 0.02 max

Sulfur (S)

0 – 0.02 max

Mechanical Properties of Hastelloy C22 Plates

The following mechanical property values apply to UNS N06022 Plates. Actual mill certificate values may vary within these ranges.

Property

Typical / Minimum Value (Metric)

Typical / Minimum Value (Imperial)

Tensile strength, Rm (plate)

≈ 690 MPa (typical / min)

≈ 100,000 psi

Yield strength, 0.2% offset, Rp0.2

≈ 310 MPa (typical / min)

≈ 45,000 psi

Elongation at break (A5)

40–45%

40–45%

Hardness (Rockwell B, plate)

≈ 80–95 HRB

≈ 80–95 HRB

Elastic (Young's) modulus, E

≈ 200–210 GPa

≈ 29–30 × 10⁶ psi

Density

8.69 g/cm³

0.314 lb/in³

Melting point

≈ 1399 °C

≈ 2550 °F

Typical plate tensile (example data)

770 MPa (about 112 ksi)

112 ksi

Typical plate yield (example data)

365 MPa (about 53 ksi)

53 ksi

Typical plate elongation (example)

54–62% (depending on thickness)

54–62%

Physical Properties of Hastelloy C22 Plates

Physical property data for Hastelloy C22 plate in the standard condition is provided below. These are typical values and may differ slightly depending on product form and supplier.

Property

Typical Value (Metric)

Typical Value (Imperial)

Density

8.61–8.69 g/cm³

0.311–0.314 lb/in³

Crystal structure

Austenitic, nickel-based

Austenitic, nickel-based

Melting point/range

≈ 1351–1399 °C

≈ 2464–2550 °F

Modulus of elasticity (E)

≈ 205–206 GPa

≈ 29.8 × 10⁶ psi

Electrical resistivity (20–25 °C)

≈ 113–114 µΩ·cm

≈ 44–45 µΩ·in

Thermal conductivity (50–100 °C)

≈ 10–11 W/m·K

≈ 5.8–6.4 BTU·in/hr·ft²·°F

Coeff. of thermal expansion (24–93 °C)

≈ 12.4 µm/m·°C

≈ 6.9 × 10⁻⁶ in/in·°F

Specific heat (near room temp.)

≈ 0.093 kcal/kg·°C (≈ 390–400 J/kg·K)

≈ 0.09–0.10 BTU/lb·°F

Service temperature range

Ambient to about 400–600 °C in corrosion services

Same

Corrosion/oxidation behaviour

Excellent resistance to pitting, crevice corrosion, and SCC

Same

Hastelloy C22 Plates Specifications

The table below covers standard specification details for Hastelloy C22 plates, including material designations, mechanical requirements, dimensional ranges, and delivery conditions.

Category

Item

Typical Specification / Value

Material identification

Alloy name

Hastelloy C-22 (Alloy C22) – Ni-Cr-Mo-W alloy

 

UNS designation

N06022

 

Werkstoff / EN

2.4602

Product standard

Plates/sheets

ASTM B575 / ASME SB575

Mechanical (ASTM B575)

Tensile strength, min

690 MPa (100,000 psi)

 

Yield strength, min

310 MPa (45,000 psi)

 

Elongation, min

45%

 

Hardness (typical max)

≈ 100 HRB

Physical

Density

8.69 g/cm³ (0.314 lb/in³)

 

Melting point

≈ 1399 °C (2550 °F)

Dimensions (plate)

Thickness

4.5 – 100 mm (some suppliers 0.3–200 mm)

 

Sheet thickness

0.1 – 5.0 mm

 

Standard widths

1000, 1219, 1220, 1500, 2000 mm

 

Standard lengths

2000, 2440, 3000, 4000, 6000, up to 12000 mm

Finishes

Surface designations

2B, 2D, 2E, 2R, 2H

Typical uses

Corrosion service

Severe oxidizing/reducing environments, mixed acids, and chlorides

Size Chart of Hastelloy C22 Plates

The size chart below lists available thickness, width, and length combinations for standard Hastelloy C22 plate stock. Sizes outside this range may be available on request from a Hastelloy C22 plate supplier.

Thickness (mm)

Width (mm)

Length (mm)

0.10 – 0.50

1000

2000

0.10 – 0.50

1220

2440

0.10 – 0.50

1250

2500

0.10 – 0.50

1500

3000

0.10 – 0.50

2000

4000

0.50 – 5.00

1000

2000

0.50 – 5.00

1220

2440

0.50 – 5.00

1250

2500

0.50 – 5.00

1500

3000

0.50 – 5.00

2000

4000

4.50 – 10.00

1000

2000

4.50 – 10.00

1220

2440

4.50 – 10.00

1250

2500

4.50 – 10.00

1500

3000

4.50 – 10.00

2000

4000

10.00 – 20.00

1000

2000

10.00 – 20.00

1220

2440

10.00 – 20.00

1250

2500

10.00 – 20.00

1500

3000

10.00 – 20.00

2000

4000

20.00 – 50.00

1000

2000

20.00 – 50.00

1220

2440

20.00 – 50.00

1250

2500

20.00 – 50.00

1500

3000

20.00 – 50.00

2000

4000

50.00 – 100.00

1000

2000

50.00 – 100.00

1220

2440

50.00 – 100.00

1250

2500

50.00 – 100.00

1500

3000

50.00 – 100.00

2000

4000

Dimensions Chart of Hastelloy C22 Plates

The following dimensions chart covers the standard thickness, width, and length combinations available for Hastelloy C22 plates from stock or on order.

Thickness (mm)

Width (mm)

Length (mm)

0.10 – 0.50

1000

2000

0.10 – 0.50

1220

2440

0.10 – 0.50

1250

2500

0.10 – 0.50

1500

3000

0.10 – 0.50

2000

4000

0.50 – 5.00

1000

2000

0.50 – 5.00

1220

2440

0.50 – 5.00

1250

2500

0.50 – 5.00

1500

3000

0.50 – 5.00

2000

4000

5.00 – 10.00

1000

2000

5.00 – 10.00

1220

2440

5.00 – 10.00

1250

2500

5.00 – 10.00

1500

3000

5.00 – 10.00

2000

4000

10.00 – 20.00

1000

2000

10.00 – 20.00

1220

2440

10.00 – 20.00

1250

2500

10.00 – 20.00

1500

3000

10.00 – 20.00

2000

4000

20.00 – 50.00

1000

2000

20.00 – 50.00

1220

2440

20.00 – 50.00

1250

2500

20.00 – 50.00

1500

3000

20.00 – 50.00

2000

4000

50.00 – 100.00

1000

2000

50.00 – 100.00

1220

2440

50.00 – 100.00

1250

2500

50.00 – 100.00

1500

3000

50.00 – 100.00

2000

4000

Weights Chart of Hastelloy C22 Plates

The weight chart below gives indicative weights per square metre and per square foot for Hastelloy C22 plates at standard thickness increments, based on a density of 8.69 g/cm³.

Thickness (mm)

Weight per Square Metre (kg/m²)

Weight per Square Foot (lb/ft²)

0.50

4.35

0.89

1.00

8.69

1.78

1.50

13.04

2.67

2.00

17.38

3.56

3.00

26.07

5.34

4.00

34.76

7.12

5.00

43.45

8.90

6.00

52.14

10.68

8.00

69.52

14.24

10.00

86.90

17.80

12.00

104.28

21.36

15.00

130.35

26.70

20.00

173.80

35.60

25.00

217.25

44.50

30.00

260.70

53.40

40.00

347.60

71.20

50.00

434.50

89.00

75.00

651.75

133.50

100.00

869.00

178.00

Features of Hastelloy C22 Plates

Hastelloy C22 plates combine several performance characteristics that make them appropriate for severe service environments. Key features are listed below.

  • Exceptional Corrosion Resistance
  • Oxidizing Aqueous Media Tolerance
  • Weldability and Microstructural Stability
  • Versatility in Harsh Environments
  • Mechanical Strength
  • Fabrication Flexibility
  • Resistance to Localized Attack
  • Versatility in Mixed Environments
  • High-Purity Applications

Applications of Hastelloy C22 Plates

These plates are used in process and structural applications across several industries. The following sectors regularly specify alloy C22 plate for fabrication work.

  • Chemical Processing Industry
  • Pharmaceutical Manufacturing
  • Pulp and Paper Industry
  • Waste Treatment and Incineration
  • Oil and Gas Sector
  • Chlorination Systems
  • Nuclear Fuel Reprocessing
  • Geothermal and Power Generation
  • Marine and Offshore Engineering
  • Food Processing
  • Pollution Control

How To Choose The Right Hastelloy C22 Plates Supplier and Manufacturer?

Choosing the right Hastelloy C22 plate supplier involves more than comparing price lists. There are a few practical checks that can help avoid material or supply-related issues later on.

Selecting The Right Supplier and Manufacturer

Start by confirming that the supplier can provide plates meeting ASTM B575 or ASME SB575 with valid mill test certificates showing chemical and mechanical results traceable to the heat and lot. Not all distributors stock genuine UNS N06022 material, so it is worth asking for verified test reports before placing an order. A Hastelloy C22 plate supplier with a track record in industrial supply is generally more consistent in quality.

Technical Considerations

Check the available plate thicknesses and widths against your fabrication drawings before ordering. Some projects need plates in specific dimensions that not all suppliers carry in stock. If cut-to-size is needed, confirm whether the supplier has in-house cutting capability. For pharmaceutical or high-purity applications, confirm the surface finish (2B, 2E, etc.) and any additional certification requirements at the time of enquiry.

Evaluating Supplier Credibility

Ask for mill test certificates that include the original heat number, so results can be traced back to the batch. ISO 9001 certification is a basic starting point. Check whether the supplier holds physical stock or operates primarily as a trader. Stock-holding suppliers are usually faster to respond. Industry references from similar applications can also give a good indication of reliability.

Procurement Strategy

For repeat or high-volume requirements, a rate contract arrangement can help stabilise material costs and lock in supply. For smaller project purchases, compare Hastelloy C22 Plates Price from at least two or three sources. When budgeting, factor in freight, delivery lead time, and any third-party inspection or additional testing costs that may apply to your specification.

Hastelloy C22 Plates Suppliers

Hastelloy C22 Plates FAQ's  

The hastelloy C22 plates are used in applications where severe corrosion resistance is required, especially applications involving oxidising acids, reducing acids, or a combination of both acids. Common applications include chemical reactor linings, scrubbers, heat exchangers, pharmaceutical process vessels, flue gas desulphurisation equipment, waste treatment systems, and offshore applications. The material is much more resistant to chloride-containing media than regular stainless steels.

Hastelloy C22 Plates price in India is around Rs. 3,000 to Rs. 4,000 per kg for standard stock material. The exact amount will vary depending on thickness, surface finish, order quantity, and market prices for nickel, molybdenum, and tungsten at the time.

The pressure ratings values are not fixed but are determined by the design code (ASME Section VIII, B31.3, etc.), the operating temperature, and the thickness of the plate from which the fabricated component is made. According to ASTM B575, the mechanical values for code calculations are the minimum tensile strength of 690 MPa and the minimum yield strength of 310 MPa. The actual pressure rating of the design will have to be determined by a qualified engineer.

The primary product standard for Hastelloy C22 plates is ASTM B575 / ASME SB575. The material is also cross-referenced under DIN 2.4602 (EN) for European applications. UNS designation is N06022. Dimensional tolerances follow ASTM B906 or applicable ASTM flat-rolled product standards. Additional client or code-specific testing requirements may apply.

Hastelloy C22 plates are normally available with a thickness ranging from 4.5 mm to 100 mm, but sheet gauges less than 5.0 mm are also available from 0.1 mm onwards. Non-standard thicknesses may sometimes be available from mills or cut from heavier material, but minimum order quantities and longer lead times may apply.