The API Piping Inspector is the official API exam that leads to the Authorized Piping Inspector certification at the Specialist / Inspector Level level. Passing it validates your skills against API standards and proves your qualification to current and future employers. The credential is also connected with related certifications such as API 510 Pressure Vessel Inspector, API 653 Storage Tank Inspector, API 580 Risk-Based Inspection, API 579 Fitness-for-Service, so it can serve as a solid step in a broader certification path.

The API-570 exam has 170 (110 closed-book, 60 open-book; 140 scored, 30 pretest) questions in total and must be completed within 450 (275 closed-book + 45 min break + 225 open-book). That leaves only a narrow time budget per item, so train yourself to flag a difficult question, move on, and circle back later instead of getting stuck. A week or two before your test date, run at least one full timed mock exam in the Exams4sures desktop or online test engine under the same 450 (275 closed-book + 45 min break + 225 open-book) limit, and repeat until you can finish with a few minutes left for review.

The passing score for the API-570 exam is 400 scaled score out of 500, and the official registration fee is $875 (API member), $1,125 (non-member). Keep in mind that a failed attempt is not discounted — retaking the exam means paying the full fee again — so it is wise not to book your seat until your practice scores sit comfortably above the passing mark. Working through the 150 questions at Exams4sures in timed mode is a reliable way to judge when you are truly ready.

API sets the following requirement for the API-570 exam: BS/Engineering: 1 year inspection experience; 2-year tech degree: 2 years; High school: 3 years; No formal education: 5+ years; All require ≥1 year inspection-related work within last 10 years. Eligibility rules can change from time to time, so always confirm the current prerequisites on the official exam page at https://www.api.org/certifications/individual-certification-programs/570 before you register.

You can register for the API Piping Inspector through the following official channels:

• API ICP Application Portal
• Prometric Exam Scheduling

The API-570 exam is delivered as In-person proctored computer-based testing at Prometric centers worldwide, so review the technical and check-in requirements for that format when you schedule your appointment.

API recommends the following official training options for the API Piping Inspector:

• API Official Study Resources
• API 570 Body of Knowledge

Official courses build the theory, and pairing them with the 150 practice questions from Exams4sures turns that knowledge into exam-ready answers.

Yes. Exams4sures offers a free PDF demo for the API Piping Inspector, so you can review real sample questions and judge the quality before paying anything. After your purchase, you receive 365 days of free updates — whenever the question pool changes, you get the latest version at no cost. Once that period expires, you can extend your update service at a 50% discount from your member zone.

If you take the API-570 exam within 60 days of your purchase and do not pass, you can apply for a full refund under our 100% Money Back Guarantee. To qualify, submit a scanned copy of your exam enrollment slip together with your official Score Report (PDF) within 2 days after the exam date, and your claim will be processed within 7 days. Note that the guarantee applies only to the corresponding exam: attempts taken within 3 days of purchase, downloaded-but-unused materials, free resources, and expired orders are not eligible, and the candidate name must match the purchaser name. If you would rather not refund, you can exchange the product for two free exam products of equal value while keeping the update service on your original purchase.

Delivery is instant: your files are available to download right after payment and are also sent to your email within one minute. If nothing arrives within 2 hours, contact our support team (and check your spam folder first). There is no limit on the number of computers you can install the product on.

The API Piping Inspector is organized into 7 domains. Among the first ones are Repairs, Alterations & Rerating (14%), Damage Mechanisms & Materials (16%), Components & Pressure Relieving Devices (12%), and the remaining domains cover the rest of the official objectives. For the complete topic breakdown with every subtopic, see the full API-570 exam outline above on this page.