彰源不锈钢焊管常备库存规格对照
彰源钢管厂常备库存规格:DN15*SCH5S/SCH10S/SCH40S-DN500*SCH5S/SCH10S/SCH40S
彰源钢管表面有酸洗/抛光等,常规规格选型可参照下表