Merero

1. Li-purlins tsohle tse ka holimo ke li-purlins tsa tšepe tse chesang tse nang le mahlakore a mabeli, palo ea galvanizing ke 250 ~ 275g / m, 'me thepa ke Q235B.

2. Boholo ba setša bo hloka ho hlahlojoa pele ho hahoa mohaho.

3. Tse ling tse sa hlalosoang li tla lumellana le maemo a hajoale a naha.

4. Tatelano ea ho kenya ke: ho beha bolo - bolo ea khoele e ka tlaase, molamu - molamu oa mpa - bolo ea khoele e ka holimo, molamu.

Tšepe: Ntle le ha ho boletsoe ka tsela e 'ngoe, liphaephe tsohle tsa tšepe li entsoe ka tšepe ea Q235B.Sebopeho sa eona sa lik'hemik'hale le thepa ea mechine e tla lumellana le litokisetso tsa "Carbon Structural Steel" e tloaelehileng (GB/T700-2006).Matla a tsitsitseng, bolelele, ntlha ea lihlahisoa, tlhahlobo e batang ea ho kobeha le ho tiea ha thepa li lokela ho netefatsoa hore li na le tsebo, 'me litaba tsa sebabole, phosphorus le carbon li lokela ho netefatsoa ho finyella litlhoko.Mamello ea botenya ba poleiti ea tšepe e tla fihlela litlhoko tsa ts'ebetso ea ts'isinyeho ea tšepe "Dimensions, Shapes, Weights and Tolerance of Hot-Rolled Steel Plates and Strips":

1) Karo-karolelano ea tekanyo e lekantsoeng ea matla a lihlahisoa a tšepe ho ea ho tekanyo e lekantsoeng ea matla a matla ha ea lokela ho ba kholo ho feta 0,85;

2) Tšepe e lokela ho ba le mehato e hlakileng ea lihlahisoa, 'me elongation ha ea lokela ho ba ka tlase ho 20%;

3) Tšepe e lokela ho ba le weldability e ntle le matla a ts'ebetso a tšoanelehang.