Henan, Shandong QD_ gravity _QD bridge crane, Ltd., Henan Province gravity provided by the crane. Gravity of Henan Crane Co. (www.zlqzj.com.cn) is a professional "single and double girder gantry crane, small light lifting equipment, lifting accessories, electric hoist." Companies. Since its inception, we adhere to the "honesty, sound management" approach, the courage to participate in healthy competition in the market, so that the "Arts and the US, the river heavy lift" brand has a good reputation. We adhere to the "service first, customers first" principle, so that the gravity of Henan won the trust of customers congregation in machining, establish a good corporate image. Special Note: This information is for reference pictures and information, please contact us to obtain the most accurate information, thank you! Note: For pricing, please provide the following parameters: Starting weight lifting height span crane crane operation using the operating speed rail service a beam power of standard models, the company produced product shelf life of 12 months. Second, if the quality of QD electric double girder crane warranty period, the Company according to the provisions of the "Three Guarantees" service. Third, the user received a notice about the product quality problems QD double girder bridge crane, immediately dispatched to the scene to deal with the persons concerned to solve the problem. Fourth, according to user requirements, free of charge to provide technical advice, guidance equipment commissioning and issues related to the product. Fifth, service personnel guarantee to do serious, thoughtful, thorough treatment of issues related quality QD electric double girder bridge, allowing users to purchase assured peace of mind with the machine. Six, is the company's product quality problems 1, Product Specifications: Product Name double girder overhead crane specification model QD type 5 ~ 100t Span 10.5 ~ 31.5m Lifting height 6-16m Hoisting speed 2.3 ~ 19.7m / min trolley running speed 20m / min carts running speed 26 ~ 44.6m / min (to speak) 36 ~ 111m / min (air operations) Applications: This product is widely used in factories, warehouses, material stocks to lift cargo, prohibit applicable in explosive, corrosive media environments. Operating ambient temperature is -25 ℃ ~ 40 ℃, working-level A5 ~ A6. 3. Product Image: QD general overhead crane Introduction: The most common double girder bridge crane for lifting the workshop and warehouse artifacts and cargo use. It relies on the plant along the longitudinal direction of the track movement, lateral movement and down movement of the trolley hook to work. Double girder bridge crane is suitable for machining and assembly workshops, metal structure workshop, mechanical repair shop, all types of warehouses, metallurgy and foundry auxiliary lifting work. Double girder bridge crane is not recommended for use in high temperature (> + 40 ℃) and low temperature (<-20 ℃) ??occasions, lifting hot metal or molten metal and the workplace has a strong corrosive chemical gases. Recommended by rail Steel track 43kg / m