标签 "B2 "的帖子

标签 "B2 "的帖子

• ASTM B622哈氏合金B2无缝钢管
• ASTM B619哈氏合金B2焊接管
• ASTM B366 Hastelloy B2 90 Degree Elbow
• ASTM B366 Hastelloy B2 45 Degree Elbow
• ASTM B366哈氏合金B2 180度弯头
• ASTM B366哈氏合金B2等边三通
• ASTM B366 Hastelloy B2 Reducing Tee
• ASTM B366 Hastelloy B2 Pipe Cross
• ASTM B366 Hastelloy B2 Concentric Reducer
• ASTM B366 UNS N10665哈氏合金B2搭接短端头