Bending of Solid Side Panels for U-Shaped Dump Semi-Trailers. U型自卸半挂车车箱侧板整板折弯加工，材质为700高强钢或NM450耐磨钢。

JULONG STEEL supplies large quantities of materials to domestic vehicle modification plants for the production of dump trucks, including bending and processing of 700 high-strength steel or NM450 wear-resistant plates. The plates are bent into smooth, aesthetically pleasing shapes, offering high strength and excellent wear resistance.

居龙钢铁大批量配套国内改装厂自卸车生产，700高强钢或NM450耐磨板折弯加工，整板折弯成型平整美观，强度高，耐磨性强。

JULONG STEEL is currently capable of bending full-size sheets of various specifications up to 12 meters in length. We operate a 12-meter, fully CNC-controlled 4,000-ton press brake developed in-house, as well as a 12-meter, 2,000-ton LVD-HD press brake from Belgium, both equipped with specialized CNC systems from the Dutch company DELEM. German linear encoders provide real-time detection, feedback, and correction, along with full closed-loop control. The machines feature multi-step programming capabilities, enabling automated operation to complete multi-step parts in a single pass, thereby improving production efficiency.

居龙钢铁目前可加工12米各种规格整板折弯。我们拥有一台自主研制12米全数控4000吨折弯机和一台比利时黄锻LVD-HD12米2000吨折弯机，都采用荷兰DELEM公司折弯机专用数控系统，德国光栅尺实时检测反馈校正、全闭环控制，具有多工步编程功能，可实现多自动运行，完成多工步零件一次性加工，提高生产效率。

In the cold-forming of wear-resistant and high-strength steel plates, JULONG STEEL has continuously developed a set of highly efficient and practical processing techniques that effectively address cracking issues during plate bending. The company provides custom processing services to clients both domestically and internationally, earning widespread recognition from its customers.

We provide contract manufacturing services to specialty vehicle manufacturers worldwide. With our extensive manufacturing experience and practical expertise, we deliver high-quality products that are robust, durable, and highly functional. We know how to build superior semi-trailers, dump trucks, and truck bodies. We offer a wide range of design and manufacturing services, producing custom products according to your specifications. We guarantee the quality of our products and ensure they precisely meet your needs.

我们为全球专用车辆制造商提供配套加工服务。凭借丰富的加工经验和实用的专业知识，我们可以提供坚固、耐用且功能强大的优质产品。我们知道如何制造更好的半挂车、自卸车或卡车的车体。我们可以提供各种设计和加工服务，定制产品按照图纸加工。我们将确保产品的质量，精确地满足您的需求。

Address: No. 100 Shougang Street, Manzhuang Steel Market, Tai'an City, Shandong Province

Phone: +86-16575198888 (also on WeChat)

+86-538-8797999

Email: julonggangtie@126.com

厂址：山东省泰安市满庄钢材大市场首钢大街100号

电话：+86-16575198888（微信同号）   +86-538-8797999

QQ：1962201541（微信同号）

邮箱：julonggangtie@126.com