Cold Rolling Worker Examination Papers with Answers

2024-10-08

Cold mill test papers and answers   Total score: 100 questions: 50 questions   1. Single choice (20 questions, 40 points)   1. The west section of the acid rolling line of the cold rolling...

Common defects and improvement measures in large ingot production

2024-09-12

It is necessary to use large ingot in the production of extra-thick steel plate, and the internal quality problems of large ingot are mainly defects such as loose center and stratification of tail. Reflected on the steel plate,...

Medium and thick plate Basic Knowledge Questions and Answers (1)

2024-09-12

Section 1 Quality control and heating of medium thick slab material one What are the advantages and disadvantages of using raw materials for blooming? Advantages: The fledgling billet is made of large steel ingot rolled...

Cold rolled non-oriented silicon steel with high reduction rate

2024-08-08

Abstract: Microstructure and texture are important factors affecting the properties of non-oriented silicon steel. In order to improve the product properties, the effects of cold rolling reduction rate (71.7%~87.0%) on the micr...

Compression technique of solidification end in continuous casting

2024-08-08

1 Research Background Extra-thick plate, large size/bar products are widely used in major projects and major equipment in important fields of ocean engineering, energy and power, national defense and military industry, whic...

Stainless steel strip cold rolling basic knowledge

2024-07-04

Stainless steel sheet is usually produced by cold rolling method, cold rolled stainless steel is mainly produced by rolling method, and only small batches of stainless steel plates with individual steel numbers are produced ind...