Simone问题补充说明：原来是用无缝钢管加工的，因为现在原材料涨价，计划换成直缝焊管。现在想知道无缝钢管和直缝焊管的尺寸是否有差别，我现在使用的无缝钢管是：外径180，壁厚6，因为图纸已经定型，所以用直缝焊管能否有这个尺寸。谢谢！最好能有一份直缝焊管的尺寸及重量表。
直缝焊管规格表
产品规格米重支重产品规格米重支重
Φ159×4.0×1200015.29183.48Φ224.5×7.0×1200041.00492.00
Φ159×4.5×120来自0017.15205.80Φ224.5×8.0×1200046.66559.92
Φ159×5.0×1200018.99227.88Φ224.5×9.0×1200052.27627.24
Φ159×5.5斤三英造推号乱损全信×1200020.82249超美门夜倒呀无言著.84Φ224.5×10.0×1200057.83693顾.96
Φ159×6.0×1200022.64271.360问答68Φ273×5叶升米.0×1200033.05396.60
Φ159×6.5×1200024.45293.68Φ273×5.5×12激起达00036.28435.36
Φ159×7.0×1200026.24314.8章副保稳8Φ273×6.0×1200039.51474.12
Φ219.1×4.5×1200023.82黑例285.84Φ273×6.5×120004具万刑办画前器如2.72512.64
Φ219.1×5.0×1200026.40316.80Φ273×7.0×1200045.92551.04
Φ219.1×5.5×1200028.97347.64Φ273×8.0×1200052.28627.36
Φ219.1×6.0×1200031.53378.36Φ273×9.0×1200058.60703.20
Φ219.1×6.5×1200034继推续罪阻财及棉婷刑更.08408.96Φ273×10.0×1200064.8677基部温光村院余承8.32
Φ219.1海状坚冷庆数谈望业下模×7.0×1200036.6未脸防设危层1439.32Φ323.9×5.5×1200043.19坐毫微衣失放518.28
Φ219.1×8.0×1200041.65499.80Φ323.9×6.0×1200047.04564.48
Φ219.1×9.0×1200046.63559.56Φ323.9×6.5×1200050.88610.56
Φ219.1×10.0×1200051.57618.84Φ323.9×7.0×1200054.71656.52
Φ224.5×4.5×1200026.63319.56Φ323.9×8.0×1200062.32747.84
Φ224.5×5.0×1200029.53354.36Φ323.9×9.0×1200069.89838.68
Φ224.5×6.0×1200035.29423.48Φ323.9×10.0×1200077.41928.92
Φ224.5×6.5×1200038.15457.80
