QDY bridge foundry crane with hook is mainly used at the place where the molten metal is lifted．The working class of the complete machine is A7，and thermal—protective coating is added at the bottom of the main girder．The assembling and test of the crane conform to the document No.ZJBT[2007]375 which was issued by General Administration of Quality Supervision，Inspection and Quarantine of the People’S Republic of China．The place where molten nonmetal material and red-hot solid metal is lifted also can refer to this document．(note：HO in the be[ow figure is the increased height of buffer of the crane．H0≤250)．

Environmental conditions：

1．The power of crane is three—phase AC；rated frequency is 50HZ；rated voltage is 380V；

2．The temperature of working environment is-10~+60℃；

3．The relative humidity is no more than 50％ when the temperature is+40℃；

4．If the requirements are more than above-mentioned，it shall carry out the requirements in the purchase contract as the user asks．

Ordering instructions：

The basic parameters(rated lifting weight，lifting height and span，etc．)of the crane shall be described clearly when the user orders goods or signs a contract so that the product which may satisfy the working condition can be supplied．

Henan Mine Crane could arrange engineer to do supervision of installation, make the load test, do commissioning, training of the buyer's workers, the buyer should be responsible for each of our technician’s accommodation, meals, round-trip tickets, travel expenses and self-security. The engineer’ salary is USD100.00 per day abroad.

1. Quality problems of products sold by our company will be solved as per the “three guarantees” system of our company by the “three guarantees” service team;

2. Related personnel will be sent to the site immediately after receiving quality complaints (by call, letter or oral notice) from clients;

3. Personnel involved in after-sales service shall be serious and considerate in handling the problem to make clients care-free;

4. In addition to solve quality problems, personnel involved in after-sales service shall train clients, answer their technical inquiries and related questions free of charge;

5. Related cost for products with quality problem will be shouldered by our company. Our company charges for quality problems caused by clients (or problems after the warranty term), but the charge will not be higher than the expense (or cost);