Guidance on selection of weld category and surface finish is given in Appendix B.1 General The condition of weld seams shall be dependent on the intended application or function of the equipment or structure of which they are a part.1.2.3.3.1 (A) B 1C 1 See Table 6.2 to 6.1 (A) C 2A 2 Not subject to examination A 2B 2 Not subject to examination ...