Post T nke nwere stuffedahịa USA Canada Germany na-anabata nke ọma karịsịa.
A na-eji ya akwọ ụgbọala n'ime ala. Efere dị larịị na-enyere aka mee ka ogidi ahụ sie ike.
Dịka ụlọ ọrụ mmepụta ihe, ikike mmepụta anyị bụ tọn 100 kwa ụbọchị ma ọ dịkarịa ala.

1. Ihe:

obere ígwè carbon, Q235, Q195, Q215
2. Elu:
E sere agba ojii / PVC/Mmiri ọkụ nke e ji galvanized/bituminous mee

Ojiji nke ihe e ji agba ogige:
· Maka ogige nchekwa waya nke okporo ụzọ awara awara na okporo ụzọ awara awara;
· Maka nchekwa ogige ọrụ ugbo n'ụsọ osimiri, ọrụ ugbo azụ na ugbo nnu;
· Maka nchekwa nke nchekwa nke isi iyi ọhịa na oke ọhịa;
· Maka ikewapụ onwe na ichekwa ebe ọrụ ugbo na mmiri si apụta;