
Product Overview:
Built to the highest standards, the motor and electrical components of the QB explosion-proof hook bridge crane exhibit unmatched reliability. Adhering to the stringent guidelines of GB3836.2-2000, and the comprehensive J B/T5897-2006 "Explosion-proof Bridge Crane" standards, this crane stands as a pinnacle of engineering excellence. Having undergone rigorous testing by authorized inspection units, it proudly boasts the prestigious "Explosion-proof Certificate". Its explosion-proof credentials are marked as Exd 2 CT4, ensuring superior safety.
Exceptionally versatile, this crane is designed for environments where explosion transmission capacity does not exceed 2 B or 2 C levels. It is perfectly suited for areas where flammable gases or vapors with air create explosive mixtures, falling within the T1-T4 ignition temperature groups. Ideal for the hazardous zones classified as Zone 1 and Zone 2, in compliance with GB3836.1-2000 standards.
Primarily configured for ground-level operation, this product also offers the convenience of driver's cab operation to meet the specific needs of users. Its working level is intermediate, perfectly balancing performance and ease of use.
Product Features:
1. Engineered for excellence, this lifting equipment boasts a lightweight design, minimal wheel pressure, and compact dimensions. Delivering stable performance and effortless operation, it is the ideal choice for diverse material handling environments.
2. With its reduced wheel pressure and compact dimensions, this crane minimizes initial project investments in infrastructure, like factory buildings. It also contributes to cost savings in ancillary facilities such as lighting and heating.
3. Featuring enduring stability and longevity, this product minimizes additional costs over its lifespan. High-quality components significantly reduce maintenance demands, while optimized power consumption lowers operational costs, ensuring a cost-effective solution.

Lifting Weight(t) |
5 |
10 |
16/3.2 |
20/5 |
32/5 |
50/10 |
Span(m) |
10.5-31.5 |
Speed(m/min) |
main hook lifting |
3.7 |
3.3 |
3.6 |
2.7 |
2.6 |
1.9 |
Travelling of crab |
9.3 |
10.3 |
10.3 |
10.3 |
9.8 |
8.9 |
Travelling of trolley |
12 |
12 |
12.5 |
12.5 |
12.6 |
12.5 |
12.6 |
12.6 |
12.3 |
12.3 |
Steel track recommended |
P43 |
P43/QU70 |
QU70 |
QU80/100 |
Power source |
Three-phase 50HZ 380V |
Henan Mining Crane Co., Ltd. (hereinafter referred to as "Henan Mining") stands as a beacon of innovation and excellence since its inception in 2002. With a sprawling construction area of 1.62 million square meters, a dedicated workforce of over 4,700 skilled professionals, and a formidable inventory of more than 3,500 state-of-the-art processing machines, Henan Mining proudly leads the crane industry. Our specialization in the research and development, design, production, sales, and service delivery of an impressive suite of over 110 crane models and supporting products, including the esteemed "Kuangyuan" brand bridge cranes, gantry cranes, and electric hoists, positions us as a trusted provider of comprehensive lifting solutions. As a premier manufacturer and service provider, Henan Mining is unwavering in its dedication to delivering holistic solutions and lifecycle services that drive the industry toward intelligent, eco-friendly, and high-quality advancements.
Proudly serving as the vice chairman unit of the China Heavy Machinery Industry Association and a distinguished member of the China Quality Inspection Association, Henan Mining has garnered over 500 prestigious accolades. Our trophy case includes esteemed recognitions such as the "China Industrial Award Nomination Award," "China Industrial Enterprise Quality Benchmark Enterprise," "National Green Factory," "National Contract-abiding and Credit-worthy Enterprise," "National Manufacturing Single Champion Product," "High-tech Enterprise," and "Leading Enterprise of Independent Innovation." Regionally, we have been honored with the "Henan Governor Quality Award," "Henan Smart Factory," "Henan Top 100 Enterprises," and as a pioneering "Informatization and Industrialization Integration Demonstration Enterprise" in Henan Province. Our products boast unparalleled production, sales volume, market share, and automation sophistication, consistently leading national industry benchmarks.
In the landmark year of 2023, Henan Mining is set to surpass an astounding production and sales milestone of over 100,000 units (sets). Our revered products are celebrated across the nation and throughout the influential Belt and Road regions. With an expansive network of 428 robust sales and service agencies across the country, we proudly serve an elite client base of more than 7,000 mid-to-high-end customers. Our triumphs extend over 50 pivotal industries on a global scale, encompassing sectors such as aerospace, automotive, shipbuilding, steel smelting, petrochemicals, electronic information, power, water conservancy, railway, and military domains. Our cutting-edge products, including remote monitoring cranes, intelligent storage cranes, precise positioning cranes, automated container gantry cranes, unmanned cranes, nuclear-grade special cranes, and clean explosion-proof automatic cranes, have become integral to the operations of industry powerhouses like Baowu, China Railway, MCC, CNNC, and AVIC.
As a distinguished high-tech enterprise, Henan Mining's spirit of innovation is powered by an exemplary technical team comprising over 10 top national industry experts and more than 200 senior engineers. Leading the charge in product innovation and advancement, the company proudly holds over 400 national patents and provincial scientific accolades. Our research and development endeavors are fortified by national enterprise technology centers, provincial industrial design centers, the Henan Energy-saving Crane Engineering Technology Research Center, the Crane Key Technology Laboratory, and the Zhongyuan Scholar Workstation, among others. Our strategic alliances with esteemed institutions like the Beijing Hoisting and Transportation Machinery Design Institute, Henan Special Equipment Safety Testing Institute, Harbin Institute of Technology, Xi'an University of Architecture and Technology, North China University of Water Resources and Hydropower, and Taiyuan University of Science and Technology ensure our unwavering leadership in lifting technology innovation.
Our vision at Henan Mining is to build a storied legacy that spans a century and to craft a first-class enterprise. Guided by a culture of "filial piety" and reinforced by our core values of "three hearts," our development aspirations are encapsulated in the "six bests." Integrity is the cornerstone of our ethos, propelling us toward collaborative success while steadfastly holding onto our foundational mission: to serve the nation through unwavering industry excellence. Our resolute commitment significantly advances the crane industry's frontiers.
Workshop Real Shot Display
Quality Promises
At the heart of Henan Province Mine Crane Co., Ltd. lies an unparalleled expertise, underscored by our prestigious Grade A qualification in the realm of bridge and gantry crane manufacturing, installation, repair, and transformation. Our adherence to excellence is further validated by the esteemed ISO9001:2015 quality management system certification, alongside the GJB 9001C-2017 weapon and equipment quality management system certification, and the ISO10012-2003 measurement management system AAA certification. This robust framework forms the backbone of our superior quality assurance system, fortified by an exhaustive management structure and state-of-the-art testing methodologies. We are relentless in our pursuit of perfection, ensuring our products not only meet but exceed the highest echelons of quality standards, setting new benchmarks in industry excellence.
We are passionately committed to upholding an unwavering promise of quality to our esteemed clientele, ensuring their utmost satisfaction and trust:
1. Each and every product or service we deliver is guaranteed to come with genuine production licenses or certifications. We stand firm against providing inferior goods or engaging in any form of unlawful services, reinforcing our dedication to integrity and authenticity.
2. We hold steadfast to the philosophy that every subsequent process holds the same weight as our valued customers, driving us to execute every task with exemplary diligence and precision.
3. Our committed team strives to master operational standards and enhance their skills continuously, adhering strictly to product process disciplines. This ensures each product is crafted with excellence, in full compliance with procedural guidelines.
4. In our operations, we hold an unwavering stance against the manufacturing, transfer, or usage of any products that fall short of our rigorous quality standards, reflecting our commitment to superior craftsmanship.
5. We guarantee that all product inspection tools are impeccably maintained at peak performance, undergoing precise calibration as necessary. We firmly refrain from utilizing any non-compliant measuring instruments, upholding our commitment to precision and accuracy.
6. Our product quality undergoes a thorough and meticulous inspection process, verified against contracts, blueprints, and meticulous processes. Any discrepancies identified are swiftly rectified, with comprehensive quality records meticulously maintained. Products not meeting our elevated standards are strictly prohibited from leaving the premises, ensuring only the finest reach our clients.
7. To ensure impeccable traceability, we maintain exhaustive product documentation, spanning from order contracts and production logs to inspection records and conformity certificates used for warehousing, providing a seamless and transparent record-keeping system.
8. We take immense pride in ensuring our products leave the factory in impeccable condition, with a flawless appearance, devoid of any collisions, complete with all necessary accessories and documentation, thereby guaranteeing total user satisfaction and trust in our commitment to excellence.
1. At Henan Mining Crane Co., Ltd., we take immense pride in the superior quality of our products. Should any quality-related concerns arise, our unwavering 'Three Guarantees' service is poised to address them with unparalleled attentiveness and efficiency. Our exceptional after-sales service team is at your beck and call, executing the 'Three Guarantees' policy with meticulous precision and heartfelt dedication.
2. Our highly skilled after-sales service personnel are devoted to resolving every quality-related issue with the utmost care, thoughtfulness, and thoroughness. Our mission is to promptly and effectively address any concerns, ensuring that you can utilize our products without hesitation or delay, while providing you with a seamless and worry-free experience.
3. Beyond expeditiously solving product quality matters, our dedicated team extends complimentary technical consultation and training. We are fully equipped to answer your inquiries and provide valuable insights on a wide range of products, ensuring that you are well supported with all the assistance you require.
4. We steadfastly adhere to the guiding principle that our users are of the utmost importance. We handle quality issues with urgency, integrity, and thoroughness, focusing on preserving our impeccable reputation and enhancing the prestigious image of our mineral products. Our commitment is to provide you with peace of mind and complete satisfaction.
We proudly present a selection of our esteemed certifications, underscoring Henan Mining Crane Co., Ltd.'s unwavering dedication to excellence. These accolades serve as a testament to our commitment to the paramount standards of safety and quality, ensuring that our Efficient Lifting Equipment: Qb Bridge Crane for Construction Applications consistently meets and exceeds industry expectations.
Q1.Can the cranes be customized?
Yes,every customer's working condition is different, all of our products can be customized depend on customers' requirements.Please give us the information as clear as you can, so we can give our best design to suit for your demands.
Q2.How many operation methods for my selections?
We provide pendent controller with push button control type, remote control type or cabin control type.Please tell us what kind of operation way you need.
Q3.I have low headroom in my workshop, is it possible to install a crane in it?
We have special products for low headroom workshop, our engineer can give the best design according to your dimensions.
Q4.Do you supply lift tools?
Yes, we can provide any kind of lifting tools such as hook, electromagnetic, grab bucket etc...
Q5:In order to offer the most suitable design solution for you, it will be great helpful if you can offer us the following information to us:
1.Lifting capacity.
2.Span length.(rail center to rail center)
3.Lifting height.(hook center to ground)
4.Have you installed the rails?Do you need us to supply the rails?How long is it?
5.Power supply:Voltage.
6.Working condition:What kind of material to lift?Temperature?
7.It would be much better if it is possible for you to offer the drawing photo of your workshop.