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  3. Quality requirements for prestressed pla...

Quality requirements for prestressed plastic corrugated pipe building materials

Quality requirements for prestressed plastic corrugated pipe building materials

Features of the production line of prestressed plastic corrugated pipe equipment:

PE prestressed plastic corrugated pipe equipment is mainly used to produce plastic corrugated pipes for expressways, overpasses, viaducts, railway bridges and concrete tensile protection steel strands. Prestressed single bellows is a new type of hole-making material. Compared with metal bellows, it is not afraid of acid and alkali corrosion, good sealing, no water leakage, slurry leakage, high ring stiffness, low friction coefficient, aging resistance, electrical corrosion resistance, flexibility and toughness, and it is not easy to be The advantages of tampering and destruction, convenient construction and connection, etc., solve all the disadvantages of traditional metal bellows.



  1. Must accept steel strands in the field of materials

  During the acceptance process, the main inspections are: whether each batch of steel strands has the same model, whether the specifications are the same, and the process measures used in the manufacturing-related work process

  In addition, the quality of each batch of steel strands used in bridge engineering projects should be within 60t. In the process of experimenting and checking related work, you can choose from any one. The number of strands in the batch is 3, and the number is 3 sets. Perform mechanical tests on the quality of the steel strands to check whether the materials used in construction-related work comply with relevant regulations. Clarify system requirements.

Quality requirements for prestressed plastic corrugated pipe building materials



2. In addition to the above inspections, the other is anchoring test work.

After the anchoring acceptance work is completed, it is necessary to conduct an appearance test of the anchoring. If the appearance can meet the requirements of relevant laws and regulations, a hardness test will be carried out, and five sets of anchors will be randomly selected from the inspected anchors for hardness testing of clips with certain hardness requirements.

If you want to know more about it please do not hesitate to contact me. WhatsApp:+86-15966835076.


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