Standard No.:	YB/T 4124.1-2017
English Name:	Roll for hot roll of seamless-tube rolling mill Stretch-reducing roll&sizing mill roll
Chinese Name:	热轧无缝钢管用轧辊 张力减径机轧辊和定径机轧辊
Professional Classification:	YB    Professional Standard - Metallurgy
Issued by:	Ministry of Industry and Information Technology
Issued on:	2017-07-07
Implemented on:	2018-1-1
Status:	valid
Superseding:	YB/T 4124.1-2004 Technical specifications for hot roll of seamless-tube rolling mill Stretch-reducing roll & sizing roll
Language:	English
File Format:	PDF
Word Count:	4000 words
Price(USD):	130.00
Delivery:	via email in 1~3 business day

本部分规定了热轧无缝钢管轧机张力减径机和定径机用轧辊（亦称辊环）的结构型式、技术要求、试验方法、检验规则、标识、包装、储运及合格证书等。
本部分适用于热轧无缝钢管张力减径机组、定径机组使用的轧辊的制造和验收。其他热成型钢管机组用的轧辊也可参照使用。