ASME B31.3 Process piping -2006:5 a' R, b) V- q. g# f* A
345.9 Alternative Leak Test8 i# d2 Y* c6 a4 C2 u, v) [4 x5 q; l
The following procedures and leak test method may 8 H. V. x {& B7 Y! W. tbe used only under the conditions stated in para.- y' q, E2 H9 j) s/ N6 F
345.1(c).8 C7 l- P4 J8 W ?% k1 x0 j; }
345.9.1 Examination of Welds. Welds, including 5 P$ k4 s" z* [& I( Y' p7 `those used in the manufacture of welded pipe and fittings, 2 [" G; F4 \7 e* Q8 g; lwhich have not been subjected to hydrostatic or * `1 U; H1 j% M. @% w# qpneumatic leak tests in accordance with this Code, shall 9 C8 _" Y6 Q; |- }0 sbe examined as follows: % d& v4 I- q3 z" c7 l* R79 ! i: E( Q( E; a/ e(a) Circumferential, longitudinal, and spiral groove 0 I9 X/ P' Y/ ~4 `welds shall be 100% radiographed in accordance with2 y* t; i. P: [/ h3 P7 Z l* ?
para. 344.5 or 100% ultrasonically examined in accordance6 |% p! T( w0 O. P) W/ g
with para. 344.6.$ O6 K. l7 F% G0 ?! J! B" V
(b) All welds, including structural attachment welds, 7 n C" Y+ F, [5 qnot covered in (a) above, shall be examined using the 3 J* ]; Y) I5 |; l' \- r! N% Wliquid penetrant method (para. 344.4) or, for magnetic; P( G: R {& k7 @# k% _! k N
materials, the magnetic particle method (para. 344.3).