... , such as warehouse, workshop, storage, hangar, chicken shed, steel shed for market and ground parking, supermarket , high rise steel office buiding ... bolts,nuts, plates, washers ,flange, tension rod ,crane etc. 4) How to order Design Parameters 1) Live load on roof (KN/M2 ... slope8)Or your idea!If you have project or plan to build your own steel building, pls contact me feel free. We ...