Hastelloy Flange

Trusted Hastelloy flange manufacturer in India offering high-performance nickel alloy forged flanges for extreme corrosion service.

Hastelloy Flange
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Hastelloy Flange

Suntech Forge India is a trusted Hastelloy Flange Manufacturer in India, supplying high-performance nickel alloy forged flanges with excellent corrosion resistance and durability for extreme environments.

verified_user Excellent Corrosion Resistance
workspace_premium High Strength & Durability
shield_with_heart Withstands Extreme Conditions
military_tech Long Service Life

Hastelloy Flange Specification

- Size

1/2 in to 60 in

- Class

150 to 2500 LBS

- Face Type

FF, RF, RTJ

- Pressure

PN6 to PN64

- Standards

ANSI B16.5, B16.47, MSS SP44

- Method

Free / Die Forging

Product Overview

Hastelloy flanges are widely used in chemical, marine, and power industries due to their superior resistance to oxidation, pitting, and high-temperature corrosion.

Material Grades and Standards

  • ASTM B564 / ASME SB564
  • UNS N10276
  • UNS N06022
  • WNR 2.4819
  • WNR 2.4602

Manufacturing Standards

  • ANSI B16.5
  • ANSI B16.47 Series A and B
  • API 605
  • MSS SP44
  • AWWA
  • Custom Drawings

Forging Method

  • Open Die Forging
  • Closed Die Forging
  • Drop Forging
  • Impression Die Forging
  • Upset Forging
  • Hot / Cold Forging

Our Capability

  • Forging
  • Machining and Sawing
  • Heat Treatment

Value Added Services

  • Annealing
  • Heat Treatment
  • Hardening
  • Normalizing
  • Quenched and Tempering
  • Age Hardening

Surface Finish

  • Forged Black
  • Proof Machined

Packaging

  • Wooden Case
  • Carton Box
  • Protective Paper

Testing and Quality Assurance

  • Radiography
  • Ultrasonic Testing
  • PMI Testing
  • Liquid Penetrant Testing
  • NDT Testing

Certifications

  • MTC (Material Test Certificate)
  • Third Party Inspection
  • Raw Material Certificate
  • 100% Radiography Test

Benefits of Hastelloy Flanges

  • Excellent Corrosion Resistance
  • Long Service Life
  • Easy Installation
  • Versatile Applications

Types of Hastelloy Flanges

  • Weld Neck Flanges
  • Slip-On Flanges
  • Socket Weld Flanges
  • Blind Flanges
  • Figure-8 Blank
  • Paddle Blank and Spacer
  • Threaded Flanges

Size Chart (Blind Flanges)

Size (inch) OD (mm) NPS Thickness (mm)
1/2 91.4 1/2 9.5
1 120.6 1 9.5
2 168.3 2 12.7
3 219.1 3 15.9
4 241.3 4 15.9
6 292.1 6 19.1
10 355.6 10 25.4
12 406.4 12 28.6

Weight Chart

Size (inch) Class Weight (kg)
1/2 150 1.50
1 150 2.50
2 150 5.00
4 300 11.00
6 300 17.00
10 300 33.00
12 300 42.00

Pressure Rating Chart

Size Class Max Pressure (MPa)
1/2 150 4.0
1 300 17.2
2 300 27.6
4 300 55.2
6 300 82.8
10 300 137.9
12 300 165.7

Equivalent Standards

Material ASTM WNR UNS
Hastelloy C22 ASTM B574 2.4602 N06022
Hastelloy C276 ASTM B574 2.4819 N10276

Chemical Composition

Element C22 C276
Nickel 52-62% 57-63%
Chromium 19-21% 14.5-16.5%
Molybdenum 7-9% 15-17%
Carbon <=0.03% <=0.01%
Iron <=5% <=5%

Mechanical Properties

Property C276 C22
Tensile Strength 860 MPa 655 MPa
Yield Strength 290 MPa 275 MPa
Elongation 40% 50%
Hardness 170 HB 150 HB

Physical Properties

Property C276 C22
Density 8.89 g/cm3 8.89 g/cm3
Melting Point 1370-1390 deg C 1325-1375 deg C
Conductivity 10.6 12.9 W/m.K

Quality Verification Process

  • Visual Inspection
  • Dimensional Checking
  • NDT Testing
  • Hardness and Tensile Testing
  • Pressure Testing

Applications

  • Chemical Processing
  • Power Plants
  • Marine Industry
  • Oil and Gas
  • Heat Exchangers

Export Countries

  • Japan
  • South Korea
  • Bangladesh
  • Brazil
  • Chile
  • UAE

Price Information

Hastelloy Flange Price

For latest price and quotation:
sales@suntechforge.com

Ready Stock

  • Slip-On Flanges
  • Blind Flanges
  • Weld Neck Flanges
  • Custom Forged Flanges

Delivery Time

Export to Shipping Time
Sri Lanka 5 Days
Maldives 7 Days
Taiwan 15 Days
Japan 7 Days
Brazil 45-60 Days
Chile 45 Days