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Material grades

Nickel Alloy, Duplex, Super Duplex & Stainless Steel Grades

Review nickel alloy, duplex, super duplex, and stainless steel grades used for flanges and pipe fittings. Each material page brings together published technical data, relevant product standards, corrosion considerations, inspection requirements, applications, related product forms, and RFQ guidance for engineering and procurement teams.

Illustrative Inconel 625 weld neck flange and elbow in an offshore process settingNickel Alloys

UNS N06625

Inconel 625

A high-strength nickel alloy page for buyers specifying corrosion-resistant flanges and pipe fittings in offshore, marine, chemical, power, and severe process environments.

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Illustrative Super Duplex S32750 weld neck and ring type joint flange forms near offshore process pipingSuper Duplex

UNS S32750

Super Duplex 2507

A super duplex authority template for high-strength, chloride-resistant flanges and fittings used in offshore, seawater, desalination, petrochemical, and severe process systems.

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Illustrative clean process and fabrication piping environment for stainless steel 304L procurementStainless Steel

UNS S30403

Stainless Steel 304L

A controlled Stainless Steel 304L / UNS S30403 authority page for buyers defining welded process components, flanges, and pipe fittings with product-specific standards, inspection, and traceability.

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Illustrative bright stainless steel flanges and pipe fittings in a clean process environmentStainless Steel

UNS S31603

316L

A benchmark 316L page for stainless steel flanges and fittings where moderate corrosion resistance, weldability, availability, and controlled documentation are central to procurement.

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Illustrative Inconel 625 weld neck flange and elbow in an offshore process settingNickel Alloys

UNS By specification

Nickel Alloys

Material selection, documentation, and product-form review.

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Illustrative high-performance alloy flange and elbow in a process engineering settingNickel Alloys

UNS N08825

Incoloy 825 / UNS N08825

acid-process and corrosion-resistant equipment review

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Illustrative Hastelloy C276 weld neck flange and elbow in a chemical process environmentNickel Alloys

UNS N10276

Hastelloy C276 / UNS N10276

severe chemical corrosion and mixed acid service review

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Illustrative high-performance alloy flange and elbow in a process engineering settingNickel Alloys

UNS N04400

Monel 400 / UNS N04400

marine, seawater, and selected chemical process service review

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Illustrative high-performance alloy flange and elbow in a process engineering settingNickel Alloys

UNS N08020

Alloy 20 / UNS N08020

acid-process equipment and sulfuric acid service review

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Illustrative high-performance alloy flange and elbow in a process engineering settingDuplex

UNS S31803 / S32205

Duplex 2205 / UNS S31803 / S32205

strength and chloride-corrosion review beyond conventional austenitic stainless

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Illustrative Super Duplex S32750 weld neck and ring type joint flange forms near offshore process pipingSuper Duplex

UNS S32760

Super Duplex S32760 / UNS S32760

warm seawater, sour, and high-chloride application review

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Illustrative bright stainless steel flanges and pipe fittings in a clean process environmentStainless Steel

UNS N08904

Stainless Steel 904L / UNS N08904

defined chemical and petrochemical corrosion review

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Illustrative high-performance alloy flange and elbow in a process engineering settingStainless Steel

UNS S31254

254 SMO / UNS S31254

seawater and aggressive chloride-bearing media review

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Commercial grade range

Find the approved grade route, then define the component.

Dedicated technical pages are published for grades with controlled content. Additional project-specific grades are reviewed against the exact product standard, service conditions, inspection scope, and purchase specification before quotation.

Nickel Alloys

Corrosion-resistant and high-integrity alloy routes for chemical, offshore, marine, energy, and process requirements.

Inconel 625 / N06625Incoloy 825 / N08825Hastelloy C276 / N10276Monel 400 / N04400Alloy 20 / N08020

Dedicated product routes

Inconel 600 Flanges / N06600Inconel 601 Flanges / N06601Inconel 718 Flanges / N07718Incoloy 800 / 800H / 800HT FlangesHastelloy C22 Flanges / N06022Nickel 200 Flanges / N02200Nickel 201 Flanges / N02201

Project-specific grades

Inconel 617 | Inconel 686 | Inconel 690 | Inconel 725 | Monel K500

Material selection

Connect the grade to the application, standard, and inspection plan.

Compare material data with typical applications, relevant standards, inspection considerations, and related product forms. Final material selection should follow the approved project specification and RFQ review.

Material selection

Move from material review to a well-defined component enquiry

Bring the required grade, component form, standard, dimensions, and inspection expectations into one technical RFQ.

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Technical quotation desk

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