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BS1387 Galvanized Steel Tubes

Chemical composition and mechanical properties of BS1387 galvanized steel tubes Heat treatment of BS1387 galvanized steel tubes Tubes shall be supplied in the annealed or normalized condition, the as-welded condition, the as-welded condition with the weld zone heat treated, or after a hot...

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Description

BS1387 galvanized steel tubes

Galvanized steel tube is divided into hot galvanized and electric galvanized galvanized two methods, hot galvanized galvanized layer thick, low cost of electric galvanized, the surface is not very smooth.

Chemical composition and mechanical properties of BS1387 galvanized steel tubes

Chemical composition (ladle)				Mechanical properties at room temperature
C max.	Mn max.	P max.	S max.	Tensile strength, Rm	Yield strength, Re(min.)	Elongation on gauge length（min） Lo = 5.65 ÖSo A
%	%	%	%	N/mm2	N/mm2	%
0.20	1.20	0.045	0.045	320 to 460	195	20

Heat treatment of BS1387 galvanized steel tubes

Tubes shall be supplied in the annealed or normalized condition, the as-welded condition, the as-welded condition with the weld zone heat treated, or after a hot finishing process

Surface treatment of BS1387 galvanized steel tubes

Tubes shall be supplied varnished unless it is specifically requested by the purchaser in his enquiry or order that the tubes shall be supplied self colour or with a hot-dip zinc coating.

Packing of BS1387 galvanized steel tubes

In loose or in bundles

Product show of BS1387 galvanized steel tubes

Zinc layer thickness ≥500g/㎡ according to customer requirements

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