焊管

焊管（Welded Steel Pipe），全称焊接钢管，是将钢带 / 钢板卷曲成圆形、方形等截面后，经高频焊、埋弧焊等工艺焊接接缝而成的管材，表面有焊缝，是应用最广的基础钢管材之一。

<p><img src="https://cdn.img.fagua.net/g3img/jbgg2026/c2_20260513162638_89687.png" border="0" /><img src="https://cdn.img.fagua.net/g3img/jbgg2026/c2_20260513162638_64997.png" border="0" /><img src="https://cdn.img.fagua.net/g3img/jbgg2026/c2_20260513162638_82755.png" border="0" /><img src="https://cdn.img.fagua.net/g3img/jbgg2026/c2_20260513162638_25638.png" border="0" /><img src="https://cdn.img.fagua.net/g3img/jbgg2026/c2_20260513162638_59156.png" border="0" /></p>