Foreword

According to the requirements of Document Jian Biao〔2006〕No.136 issued by Ministry of Construction（MOC）-Notice on Issuing the Development and Revision Plan（Second Batch）of National Engineering Construction Standards in 2006，this standard was jointly prepared by Shanghai Baoye Group Corp.，Ltd.and relevant organizations.

While preparing the standard，the development team carefully summarized experience of mechanical equipment installation of ironmaking system of our country in more than 50 years，and particularly in recent 20 years，repeatedly discussed and modified the articles of the standard upon investigating and soliciting opinions from all sides，and finalized the standard finally upon examination.

This standard comprises 19 chapters and 5 appendixes.The main contents of this standard comprise:general，terms，basic requirement，equipment foundation，anchor bolts and padding plates，mobilization of equipments，elements and materials，process steel structure，blast furnace equipments installation，bell-less top equipments installation，feeding equipments installation，charging equipments installation，equipments installation works of tuyere platform and cast house，hot-blast stove equipments installation，blast furnace blowing equipments installation，gas cleaning equipments installation，PCI equipment installation of blast furnace，slag disposal equipments installation，iron treatment equipments installation，clay milling equipments installation，blast furnace system leakage test，etc..

The standard（s）printed in bold type is（are）compulsory one（ones）and must be enforced strictly.

Ministry of Housing and Urban-Rural Development is in charge of the administration of this standard and the explanation of the compulsory provisions，China Metallurgical Construction Association is responsible for the routine management，and Shanghai Baoye Group Corp.，Ltd.is responsible for specific explanation of the technical contents.Relevant organizations should carefully sum up experience with reference to engineering practice during implementation of this standard，and send the implementation opinions and suggestions to the development team of Shanghai Baoye Group Corp.，Ltd.for the National Standard Code for mechanical equipment installation of ironmaking system（address:No.168 Siyuan Road，Baoshan District，Shanghai；postal code:200941，E-mail:byjszx@sbc-mcc.com）for reference in future revision.

Chief Development Organization，Participating Development Organizations，Chief Drafting Staff and Main Examiners of this standard:

Chief Development Organization:

　　　　　　Shanghai Baoye Group Corp.，Ltd.

Participating Development Organizations:

　　　　　　China First Metallurgical Group Co.，Ltd.

　　　　　　Engineering Quality Supervision Station of BAOSTEEL

Chief Drafting Staff:

　　　　　　Tang Yan　Liu Hongliang　Jin Hong　Song Maoxiang　Lu Lixiang

　　　　　　You Tai　Xu lixin　Luo Mingwen　Wang Xiong　Zhou Qin　Li Kun

Main Examiners:

　　　　　　Zhang Yanhong　Guo Qijiao　Li Zhiyuan　Sun Qing　Zou Yichang

　　　　　　Wang Quanyi　Zhang Yongxin　Sun Qiufeng　Tang Hongzhi