Materials Performance

OCT 2017

Materials Performance is the world's most widely circulated magazine dedicated to corrosion prevention and control. MP provides information about the latest corrosion control technologies and practical applications for every industry and environment.

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16 OCTOBER 2017 MATERIALS PERFORMANCE NACE INTERNATIONAL: VOL. 56, NO. 10 MATERIAL MATTERS Continued f rom page 15 Prior to 2012, Cal/OSH A's PSM unit conducted on average two to three planned ref inery inspections per year, which took a single investigator ~80 h to complete. Since then, the agency has increased staff ing of the PSM unit from 10 to 24 members, including support per- sonnel and investigators. As a result, the PSM unit now has the resources to conduct more thorough inspections, in which it deploys four to f ive inspectors at four annual planned At Richmond, a rupture of 4-sidecut piping resulted from the 52-in (1,320-mm) component being extremely thin due to sulfidation corrosion. Photo courtesy of U.S. Chemical Safety Board. ref inery inspections. Each inspection averages more than 2,000 h. The PSM unit also invests ~900 h at each of four turn- around inspections conducted at ref iner- ies each year. In all, the state currently has 19 oper- ating oil ref ineries with ~2,000,000 bpd (318,000,000 L/d) of production, accord- ing to the California Energ y Commission (Sacramento, California). The terms of the new safety order are applicable to all. References 1 California Code of Regulations, Title 8, "Pro- cess S afety Mana gem ent for Petrol eum Refineries," Section 5189.1, May 18, 2017. 2 K.R. Larsen, "Sulfidation Corrosion Contrib- utes to Refinery Fire; Questions Arise on Re- pair Materials," MP 52, 4 (2013): pp. 16-21. 3 "Metallurgical Evaluation of Samples from the Chevron U.S.A. Inc., Richmond #4 Crude Unit 8-Inch and 12-Inch 4-Sidecut Piping In- volved in the August 6, 2012, Hydrocarbon Release and Fire," U.S. Chemical Safety and Hazard Investigation Board , Report No. 5004.7920 B, February 11, 2013. —Ben DuBose Material Matters continued on page 17 after the COR ROSION 2018 Advance Program MP READERSHIP SURVEY Coming soon to your inbox As the world's largest circulation magazine exclusively dedicated to corrosion, MP is committed to providing our readers with timely information on the latest technologies and practical solutions for corrosion prevention and control. So, how are we doing? This is your chance to let us know. We want to hear from you! A link to the online survey will be emailed during the week of October 2. The survey closes on October 20.

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