It is introduced how to design reasonable pass and determine the tolerance in rolling with negative tolerance to keep the production steady.
介绍了唐山钢铁公司中型轧钢厂在实行负偏差轧制中,如何设计合理的孔型和确定合理的负度,以保证负偏差轧制顺利进行。
In view of the problem of the outer diameter of wire rod over the tolerance,the technology of rolling with negative tolerance in double duo mill was applied The practice result is good by choosing reasonable tolerance,optimizing the passes of medium and finishing stands,et
针对柳钢线材产品长期外径尺寸大于公称尺寸的现象 ,提出在传统复二重轧机上实施负偏差轧制 ,通过合理选择公差偏移量、优化中精轧机组孔型设计及多项改进措施 ,收到良好效
In order to improve the accuracy of both the strip thickness and rolling force,the BP neural network intelligent predication of strip thickness and rolling force deviation is used to change mill stiffness for the deviation correction.
为提高热连轧机组厚度精度和轧制力精度 ,采用带钢厚度偏差和轧制力偏差 BP网络智能预测与偏差变刚度法同时校正方法。
Throug technical refoming to weak technical section existed in SY type high rigidity mill in operation,the accuracy of product quality is increased,the yield of minus tolerance rolling is increased.
济钢一小型厂将２５０ｍｍ半连轧生产线的旧式开口机架改为ＳＹ型高刚度轧机，解决了旧式轧机刚度低、故障多、精度差等缺陷，同时对ＳＹ型高刚度轧机使用中存在的薄弱环节进行改进，从而提高了产品质量精度，负偏差轧制收得率提高１。
The minus tolerance rolling of section steel can save of metal material,increase the working effectiveness and economic profit.
型钢负偏差轧制可以节约金属材料，减轻结构重量，提高后续加工效率，且经济效益显著。
22a channel section steel for rolling with over negative deviation was introduced.
介绍了 2 2a号槽钢超负差轧制的蝶式孔型设计 ,并与弯腰直腿大斜度孔型系统进行了比较 ,分析指出了蝶式孔型的优点。
A New Method to Measure the Contribution to Human Capital;
计量人力资本贡献价值新方法——“倒轧差分法”
Width Tolerance of Cold or Hot-rolled sheet
冷轧或热轧钢片阔度公差
Zero Deviation Compensation for Initial Rolling of the 2050 mm Hot Mill
2050mm精轧开轧零点偏差模型补偿
Thickness Tolerance of Electrolytic Cold-rolled sheet
电解冷轧钢片厚度公差
I just avoided running over the cat.
我差一点儿轧着猫.
PRODUCTION PRACTICE OF ENHANCING EQUILIBRIUM RATIO OF THE MINUS-DEVIATION ROLLING IN THE HOT ROLLED ANGLE
提高热轧角钢负偏差轧制均衡率的生产实践
Influence of Mill Bilateral Stiffness Difference on Hot Rolled Wide Heavy Plate Thickness Deviation
轧机两侧刚度差异对热轧宽厚板两侧厚度偏差的影响
We lag far behind in mining and steel rolling, the two sectors of iron and steel industry.
钢铁两头，采矿和轧钢，都差得很多。
The boy was nearly run over by a car.
小男孩差一点儿被汽车轧了。
Yesterday while I was crossing the street a car almost run me over.
昨天我横过马路时差点儿被车轧了。
Disparity and Potentiality on Energy Consumption Index of AISC Rolling Process
鞍钢轧钢工序能耗指标的差距与潜力
Study on Controlling Deviation in the Course of Roll Zeroing on Baosteel s 1580PC Mill;
宝钢1580PC轧机零调偏差控制研究
Grain refining of AZ31 magnesium alloy during temperature-differential hot rolling
AZ31镁合金差温热轧过程的晶粒细化
Matex-colour roller system
智能型染色用二辊均匀轧车（具连续可变锥度的轧辊,控制色差较好）
The Effect of Integral Key Fit Clearance beyond the Tolerance of Rolling Mill Screw-down Motor on Service Performance of Rolling Mill
轧机压下丝杆花键配合间隙超差对轧机使用性能影响的分析
" Hot-rolled beam steel-Dimensions, shape, weight and tolerances"
GB/T706-1988热轧工字钢尺寸、外形、重量及允许偏差
" Hot-rolled channel steel-Dimensions, shape, weight and tolerances"
GB/T707-1988热轧槽钢尺寸、外形、重量及允许偏差
" Hot-rolled equal--leg angle steel--Dimensions, shape, weight and tolerances"
GB/T9787-1988热轧等边角钢尺寸、外形、重量及允许偏差