Case Studies

Alloy material selection guides, industry insights and updates from DZX.
Stainless steel tube bundle for cryogenic piping and equipment
Case Studies
Materials for LNG Membrane Containment Systems

An LNG tank contractor building membrane-containment tanks needed Invar36 strip with measured, verifiable thermal expansion. Membrane welds had to follow tank contraction at -162°C without

Copper-nickel alloy tubes for seawater and condenser service
Case Studies
Seawater Piping for Marine and Offshore Projects

A shipyard and offshore fabrication supplier was replacing mild-steel seawater pipes after premature pitting failures in ballast and main-engine cooling lines on a vessel project.

4J29 Kovar alloy wire supplied by Jiangsu DZX for glass-sealing leads
Case Studies
Glass-to-Metal Sealing Materials for Vacuum Devices

A glass-to-metal sealing manufacturer supplying vacuum relays and pressure sensors encountered a recurring problem during helium leak testing of a new product: some seals made

Superelastic Nitinol wire drawn for medical guidewire applications
Case Studies
Qualification of Nitinol Guidewire and Implant Materials

A European interventional-device OEM was qualifying suppliers for a next-generation guidewire and stent-delivery program producing tens of thousands of sets annually. The previous supplier could

Precision stamped copper strip for PV busbars and interconnection ribbon
Case Studies
Material Qualification for Solar and Wind Equipment

A renewable-energy equipment manufacturer producing PV modules and wind-generator systems found field failures in PV busbar assemblies. Inconsistent conductivity and coating adhesion in a previous

Precision metal components for optical instrument mechanisms
Case Studies
Structural Materials for Precision Instruments

An optical and measurement-instrument manufacturer struggled with thermal drift: optical-platform structures machined from “Invar36” plate showed measurable displacement as room temperature changed, reducing alignment stability

Inconel 625 tubes for subsea piping and equipment
Case Studies
Subsea Flowlines and Seawater Heat Exchangers

A subsea-equipment and offshore-processing supplier was qualifying supply of two demanding material groups: Inconel 625 pipe for subsea flowlines exposed to sour produced fluids, and

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