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FAQ

The sound of water pipes will not produce infrasound damage to the human body?

The general pipe and pipe material to connect manufacturers to supply matching, so that more to ensure quality

How to optimize the construction management to improve the quality of construction projects

flexible waterproof casing for seismic fortification of the region, rigid waterproof casing for the pipeline to touch the tattoo Du Gu Sen single point of the wall does not bear the vibration of the building

Will the embedded stove why use stainless steel corrugated hose connection?

62-2 meets the requirements 3 The deformation rate of the flexible pipe shall not exceed the design requirements or the provisions of regulation 45 the longitudinal wall shall not appear in the pipe wall, and the annular and other deformation shall be in accordance with regulation 462-3 The requirements of the 4 backfill compaction should meet the design requirements, design requirements, should meet the requirements of Table 463- Table 463-2 Flexible pipe groove backfill site and compaction see Figure 463 Article 462-4 meet the requirements of the general items 1 backfill should reach the design elevation, the surface should be flattened Section 462-5 meet the requirements 2 backfill pipe and ancillary structures without damage, settlement, displacement Section 462-6 Conformity to allowable deviation Average pass rate (%)

Maintenance Skills of Leakage of Fire Pipe Clamp Joint

On the use of steel pipe rack (double pole) support, the specific step to be self-checking, if it is 9 meters high, should be taken out of the full frame, the middle of the spine set must be standardized, in fact, we usually do high-level conversion layer beam is very common You share the board as a beam {face - line load}. On the line is not very complicated. Circular arc positioning to be accurate, first to do stereotypes better.

How is the flexible casing of the fire pond connected to the tube?

EPS expansion polystyrene board: is a volatile liquid blowing agent containing polystyrene (eps) beads, preheated by heating after the mold in the mold, with fine closed-cell structure characteristics

What materials are made of flexible pipes? Why should the mechanical ventilation set the flexible tube? Where should I be located?

Masonry structure construction, the number of pole set which several

Safety evaluation: gas pipeline and discharge pipe should not be set between the valve, what is the specification of which provisions?

028W / MK) and enduring excellent insulation and compression performance, compressive strength up to 220-500Kpa

How to effectively deepen the construction process management to improve the quality of construction projects

Oh there seems to be no. I have not seen on the Internet, if there is a thank you to thank