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FAQ

Where does Heilongjiang do the most construction machinery?
All of the industry designated product range is roughly the same as that of China engineering machinery and other countries are also increased the railway engineering machinery, forklifts and industrial handling vehicles, decoration machinery, elevator, pneumatic tools and other industries.
What are the safety protection equipment, machinery and equipment, construction machinery and accessories for construction enterprises?
As well as scaffolding, protective fence, all belong to the safety protection facilities, does not belong to the safety protection appliances. Safety protection tools are many, it is characteristic of the operator to carry, I will not list
How do the welding parts in the welding drawings of the machine parts indicate the technical requirements of the drawings?
The whole circle of the triangle is welded as an angle weld, and the other is the outer circle with the same diameter as the two, so the butt joint is better to open the groove. Welding, for V type welding seam, and, technical requirements are generally, welding firm, no defects, welding smooth grinding, cleaning welding slag splash
What are the mechanical drawing software?
Personally, CAD is suitable for large machines or buildings, and CAXA is the real machine industry's universal software, and can also save drawings in various formats.
Construction Engineering, moving equipment and stationary equipment, respectively
1, moving equipment refers to the rotating device driven by the drive (that is, energy consumption of equipment), such as pumps, compressors, fans, etc., the energy can be electric power, pneumatic power, steam power, etc..
What are the mixing arms of the concrete mixer?
Mixing arm concrete mixer is a component of the mixing arm itself and divided into lateral mixing arm (positive and negative points), stirring arm (also have positive and negative points), stirring arm below is the bearing seat connected, connected with 4 sets of high strength bolts with stirring arm. The top is equipped with wear-resistant mixing blades, connecting with mixing blades, high-strength bolts 2 sets. In addition, some manufacturers have designed mixing side bonded shaft swivel, is installed in the interval between the stirring arm fixed and rotated in two ways.
Building materials, equipment, components and fittings products must have "three certificates" is what cards?
Product quality certification, also known as product certification, internationally known as qualified certification. According to the 1991 implementation of the "people's Republic of China Quality Certification Management Regulations", the product quality certification is based on the product standard and relevant technical requirements, the certification institution confirmed by the certification and certification marks to prove that a particular product is in conformity with the relevant standards and technical requirements of the corresponding activities.
How are buildings, installations and materials divided?
Provisions on the division of equipment and materials for engineering construction? [answer] the division of equipment and materials in engineering construction is directly related to the reasonable division of investment structure, budget preparation and calculation of construction output value. In order to reasonably determine the project cost, strengthen the investment in the process of construction and management, the equipment and materials in the engineering construction is unclear, especially the universal controversial common problems and put forward the principle of division of fifteen copies of "national unified installation project budget quota" of the equipment and materials are divided, the provinces, autonomous regions and municipalities directly under the central government and the relevant departments of the State Council, the Department should be combined with the local situation, formulate rules for its implementation, and report to the Ministry of construction for the record.