ASTM G35 is a technical standard for determining the susceptibility of stainless steels and related nickel-chromium-iron alloys to stress-corrosion cracking in polythionic acids. It helps users evaluate how these materials may perform when exposed to conditions that can trigger cracking under stress and corrosive attack. This makes the standard valuable for materials screening, product qualification, and quality-focused decision-making where corrosion resistance is important.

Overview of ASTM G35

The ASTM G35 standard practice provides a structured way to assess stress-corrosion cracking susceptibility in stainless steels and related nickel-chromium-iron alloys when polythionic acids are involved. Its purpose is to support consistent testing and comparison of material performance under a defined corrosive environment. As a standard practice, it is commonly used as a reference document for laboratories, engineering teams, and purchasers that need a reliable basis for evaluating materials before use or acceptance.

Common use cases of ASTM G35

ASTM G35 is commonly used when stainless steel or nickel-chromium-iron alloy components need to be checked for stress-corrosion cracking risk in environments associated with polythionic acids. It is relevant to testing programs, material selection reviews, and specification work where corrosion-related failure is a concern. The standard may also support procurement and quality control activities by giving buyers and suppliers a shared technical basis for comparing candidate materials and confirming expected performance.

Benefits of using ASTM G35

Using ASTM G35 can improve consistency in testing and help reduce uncertainty when evaluating corrosion performance. It supports more objective material comparison, which is useful for compliance checks, engineering review, and product acceptance decisions. For organizations that work with stainless steels or related nickel-chromium-iron alloys, the standard can also aid risk reduction by identifying materials that may be more susceptible to stress-corrosion cracking before service or production use. ASTM G35 is therefore a practical reference for controlled evaluation and documentation.

• Stress-corrosion cracking evaluation
• Polythionic acid exposure focus
• Stainless steel and alloy assessment
• Consistent testing reference
• Quality and procurement support