Few important built up sections listed below for
reference:Plates:

[http://1.bp.blogspot.com/-BMdYii5nIdY/VRRC_Iboj6I/AAAAAAAABbE/BHGBLT3lzIQ/s1600/Untitled6.png]

Cold formed sections:

[http://1.bp.blogspot.com/-c0GovhBrQTQ/VRRDFaxbYPI/AAAAAAAABbM/DBwuueXPUiw/s1600/Untitled7.png]

Hot rolled sections:

[http://4.bp.blogspot.com/-D6Anb1KBwys/VRRDLbGeCLI/AAAAAAAABbU/3qV748wnPkE/s1600/Untitled9.png]

** Sheetings:**

[http://1.bp.blogspot.com/-G3z5dBOKFZo/VRRDRPFCPrI/AAAAAAAABbc/Fa7-x5Hbdlg/s1600/Untitled10.png]

Skylight panels:

[http://4.bp.blogspot.com/-o1STsNS08q4/VRRDYWRPqjI/AAAAAAAABbk/H0zk9DV61mo/s1600/Untitled11.png]

Trims:

[http://1.bp.blogspot.com/-_0c51SZvY_4/VRRDg2rDkCI/AAAAAAAABbs/M9Hq6D-XklI/s1600/Untitled12.png]

Round bars:

[http://1.bp.blogspot.com/-KobKVq6L8tw/VRRDoFj9ZVI/AAAAAAAABb0/V3oKnJmGCZE/s1600/Untitled13.png]

Cable bracing:

[http://1.bp.blogspot.com/-vYH4d3rAM14/VRRDuMV3SmI/AAAAAAAABb8/K65kQ_H32vQ/s1600/Untitled14.png]

Anchor bolts:

[http://3.bp.blogspot.com/-7OTxln3Jm14/VRRD-etcmkI/AAAAAAAABcE/B-OctjJ075U/s1600/Untitled15.png]

Miscellaneous**:**

[http://3.bp.blogspot.com/-uFGP9cGdSOQ/VRREIKWv5FI/AAAAAAAABcM/e69UuAq4cZI/s1600/Untitled16.png]

Bolts:

[http://3.bp.blogspot.com/-oS6Ny2OfLq4/VRREaejz7bI/AAAAAAAABcU/VuuHAy6sEBE/s1600/Untitled17.png]

Nuts:

[http://3.bp.blogspot.com/-m25wFlTUEuU/VRREit-yfiI/AAAAAAAABcc/B-XD2jXGi80/s1600/Untitled18.png]

Washers:

[http://2.bp.blogspot.com/-UjVQQF8kV_M/VRREolkuNZI/AAAAAAAABck/XbuN6fvjyVY/s1600/Untitled19.png]

Rivets:

[http://4.bp.blogspot.com/-1iK6NlNrR2o/VRREt7TN-8I/AAAAAAAABcs/QvkxcYVusiQ/s1600/Untitled20.png]