[chris]

ASME B31.3 Acceptance Criteria

344.6.2 Acceptance Criteria. Acceptance criteria

shall be as described in (a) or (b).

(a) A linear-type discontinuity is unacceptable if the amplitude of the indication exceeds the

reference level and its length exceeds

(1) 6 mm (1⁄4 in.) for Tw  19 mm (3⁄4 in.) (2) Tw/3 for 19 mm  Tw  57 mm (21⁄4 in.) (3) 19

mm (3⁄4 in.) for Tw  57 mm (21⁄4 in.)

(b) The fracture mechanics ultrasonic acceptance cri- teria in Appendix R may be used if all

requirements of

Appendix R are met.

ASME-B31-3-Acceptance-Criteria-Tab-341-3-2A.pdf 91 KB PDF - Click to view

• Copy Download Link

ASME-B31-3-2016.pdf 81 KB PDF - Click to view

• Copy Download Link