1, Design aspects(1) The design of roof rainwater system is

1. Construction preparation plan is the premise of the const

1 cutting, cutting In the cutting, cutting, the flange

1, design aspects(1) reasonable choosing roof system accordi

1. steeturel structrue quality control measures1.1 raw mater

1. All constructer must be abide strictly by national safety

HW is called wide flange H-shaped steel, is the H-beam heigh

H section steel is mainly used in industry and civil structu

Fabrication quality guarantee measures1. Organize a internal

Has been widely used in coal mine, railway, water conservanc

Arc spraying Compared with flame spraying, the use of electr

1.ComfortSteel structure of the light steel plant with high

1. In our steel structure factory building after installed,

In order to ensure the project can be finished on, take the

1, design reasons: may be poor consideration in engineering

1.Seismic resistanceThe roof of low rise villas are sloping