高性能4145H钢石油钻铤生产工艺优化  

Optimization process of high performance drill collar for 4145H steel

作　　者：章学龙 王玲 蒋喜凯 ZHANG Xuelong;WANG Ling;JIANG Xikai(Henan Zhongyuan Special Steel Co.,Ltd.,Jiyuan 459008,Henan,China)

机构地区：[1]河南中原特钢装备制造有限公司,河南济源459008

出　　处：《金属加工（热加工）》2024年第8期122-128,共7页MW Metal Forming

摘　　要：因塔里木油田底层复杂,钻井深度超过7000m,客户对4145H钻具产品材料的冲击吸收能量、晶粒度、夹杂物含量等技术指标提出很高要求。通过对材料化学成分进行优化设计,并对冶炼、锻造、中频感应热处理等关键工序进行优化改进,使4145H钢达到钻铤高性能要求。Due to the complexity of the bottom layer of the Tarim Oilfield,with drilling depths exceeding 7000 meters,customers have high requirements for technical indicators such as impact energy,grain size,and inclusion content of 4145H drilling tool products.optimizes the chemical composition of materials and improves key processes such as smelting,forging,and intermediate frequency heat treatment to meet the high-performance requirements of 4145H steel drill collars.

关 键 词：石油钻铤 中频感应热处理 4145H钢 冲击吸收能量 

分 类 号：TE92[石油与天然气工程—石油机械设备] TF76[冶金工程—钢铁冶金] TG316[金属学及工艺—金属压力加工]