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APPLICATION & MATERIAL GUIDE

Material Selection for Chemical Process Piping

Chemical compatibility is controlled by media, concentration, temperature, contaminants, pressure and whether the process is continuous or intermittent. Start with service data, then screen stainless, duplex and nickel-alloy families.

YOUR QUESTION

How do I select pipe material for a chemical line?

OPTION 1

Stainless Steel 316L

Grade
UNS S31603
Reference standard
A312 / A403 / A182

Widely used for many chemical and pharmaceutical services.

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OPTION 2

Hastelloy C276

Grade
UNS N10276
Reference standard
ASTM B622 / B366 / B564

Used in aggressive chemical and pollution-control environments.

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OPTION 3

Alloy 625

Grade
UNS N06625
Reference standard
ASTM B444 / B366 / B564

High-strength nickel alloy with broad corrosion resistance.

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INFORMATION REQUIRED

Confirm before selection

  • Exact chemical composition and concentration
  • Minimum/maximum operating temperature
  • Contamination and cleaning cycles
  • Corrosion allowance and joining method
SUPPLIED BY STEEL GEMS · MUMBAI

Send your complete requirement

Share the service, design conditions, size, quantity, standard, inspection and delivery location for a technically reviewed quotation.

Technical guidance only; not a substitute for engineering design or purchaser approval.
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