Yuhong Holding Group Co., LTD
ASTM A234 WP9 180DEG RETURN LR / SR ASME B16.9 ALLOY STEEL BUTT WELT FITNING2023-11-05 23:05:25 |
Kolben-Schweißung ASTM B366 Inconel 625 Kappen-UNS N06625, die B16.9 passt2022-05-30 10:16:11 |