河北宝成管业有限公司

材质规格标准数量20G426*45GB/T5310-2017720G426*40GB/T5310-2017320G426*36GB/T5310-2017120G426*16GB/T5310-2017120G426*14GB/T5310-2017120G406.4*18GB/T5310-2017120G406.4*17.5GB/T5310-2017420G406*17.5GB/T5310-20...

材质规格标准数量20G377*20GB/T5310-2008120G356*10GB/T5310-2008420G325*16GB/T5310-2008120G325*14GB/T5310-2008220G325*10GB/T5310-2008120G273*25GB/T5310-2008120G273*12GB/T5310-2008120G273*8GB/T5310-2008620G273...

材质规格产地标准数量12Cr1MoVG325*30安徽天大GB/T5310-20171012Cr1MoVG325*25安徽天大GB/T5310-2017212Cr1MoVG273*25安徽天大GB/T5310-20171712Cr1MoVG273*10安徽天大GB/T5310-20172712Cr1MoVG245*9安徽天大GB/T5310-20171812Cr1MoVG219*20安徽天大...

产地材质规格标准数量衡阳华菱20G610*20GB/T 5310-20177天津大无缝20G377*22GB/T 5310-201715天津大无缝15CrMoG377*12GB/T 5310-20175安徽天大12Cr1MoVG325*16GB/T 5310-201714安徽天大12Cr1MoVG273*22GB/T 5310-20177安徽天大12Cr1MoVG273*12GB/T 531...