NACE CIP L1 Exam Updated Actual Questions and Correct
Answers (2026-2027)
Question 1.
Type 1 DFT gauges standard
Correct Answer: SSPC PA 2 or ASTM D7091 or ISO 19840, 2808, 2178
Question 2.
White Metal Blast Standard
Correct Answer: NACE no. 1 / SSPC SP5
Question 3.
Near-white (5% staining)
Correct Answer: NACE no. 2 / SSPC SP10
Question 4.
Commercial (33% staining)
Correct Answer: NACE no. 3 / SSPC SP6
Question 5.
Industrial (10% staining)
Correct Answer: NACE no. 6 / SSPC SP14
Question 6.
Brush-off (mill scale allowed)
Correct Answer: NACE no. 4 / SSPC SP7
Question 7.
ISO 8501-1 surface prep Sa3
Correct Answer: Visually clean steel
Question 8.
ISO 8501-1 surface prep Sa2.5
Correct Answer: Very thorough blast clean (slight stains)
Answers (2026-2027)
Question 1.
Type 1 DFT gauges standard
Correct Answer: SSPC PA 2 or ASTM D7091 or ISO 19840, 2808, 2178
Question 2.
White Metal Blast Standard
Correct Answer: NACE no. 1 / SSPC SP5
Question 3.
Near-white (5% staining)
Correct Answer: NACE no. 2 / SSPC SP10
Question 4.
Commercial (33% staining)
Correct Answer: NACE no. 3 / SSPC SP6
Question 5.
Industrial (10% staining)
Correct Answer: NACE no. 6 / SSPC SP14
Question 6.
Brush-off (mill scale allowed)
Correct Answer: NACE no. 4 / SSPC SP7
Question 7.
ISO 8501-1 surface prep Sa3
Correct Answer: Visually clean steel
Question 8.
ISO 8501-1 surface prep Sa2.5
Correct Answer: Very thorough blast clean (slight stains)