Interpretation of Clause B.2.2.2 e) in Annex B of MR0175/ISO 15156-2:2015

Is it permissible to test four additional specimens to qualify a batch if two out of three specimens fail to satisfy the acceptance criteria after HIC testing of a 0.5″” plate to TM0284?

The answer is yes, according to MR0175/ISO 15156-2:2015, Annex B, Clause B.2.2 Qualification of manufactured products, which allows for re-testing. However, it does not imply that multiple specimens may be subject to re-testing for a given batch. The paragraph also states that further retests require the purchaser’s agreement.

OGC Energy Services

OGC Energy offers services to help clients review HIC/SOHIC test results and ensure material suitability for sour service use. They also promote checklists prepared by their team for compliance with NACE MR0175.

Checklist for ASTM A516 Gr 70 NACE MR0175

OGC Energy offers a live and fully functional checklist for ASTM A516 Gr 70 NACE MR0175. Use this checklist to ensure compliance with NACE MR0175.

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Interpretation of Clause B.2.2.2 e) in Annex B of MR0175/ISO 15156-2:2015

Is it permissible to test four additional specimens to qualify a batch if two out of three specimens fail to satisfy the acceptance criteria after HIC testing of a 0.5″” plate to TM0284? Yes, according to MR0175/ISO 15156-2:2015, Annex B, Clause B.2.2 Qualification of manufactured products, which allows for re-testing. However, it does not imply that multiple specimens may be subject to re-testing for a given batch. The paragraph also states that further retests require the purchaser’s agreement.

OGC Energy Services

OGC Energy offers services to help clients review HIC/SOHIC test results and ensure material suitability for sour service use. They also promote checklists prepared by their team for compliance with NACE MR0175.

Checklist for ASTM A516 Gr 70 NACE MR0175

OGC Energy offers a live and fully functional checklist for ASTM A516 Gr 70 NACE MR0175. Use this checklist to ensure compliance with NACE MR0175.