1、日本工业标准_JIS G3468-2004 大口径焊接不锈钢管_G 3468 2004 1 ?QUV w?:Fx|j=OH 14 t?loj;b?H 12 H 1 wFt,nV|?O?. (JISF)T?|jj?o?F?Yb?VqwZUK?|?j*qw?&o|&A?GUYh?FpK? ?t?lo| JIS G 3468:1994 xY?|wFt?VQ? Ytphlox|?FqMFqw0z|MFt?h?FwRt|?F?,thMFj?w?0?tb?h?t| ISO 9330-6:1997| Welded steel tubes for pressure purposes? Technical de
2、livery conditions? Part 6 Longitudinally welded austenitic stainless steel tubes ?,qo;Mh wFtHOqx| SUS315J1 t| SUS315J2 to|tb?Vw?;t?pb?Sf?UK? CQt?1Q?qfwaMO 1994 1 D 27 CQS?|9+pw1Qt?% 1997 1 D 29 1;?% 1996 6 D 14 9+pw1Qt?h?% 1997 7 D 4 9+pw1Qt?h?% 1998 3 D 13 ? ?wDx?w?J?b sS|wGLx|Gtb?Vw?c?srt0o?)Q?wpxsM G?V