S355NLH Steel Tube (Circular hollow section)

S355NLH steel tube,S355NLH steel pipe,S355NLH circular hollow section in european standard EN 10210-1 with minimum yield strength at 355Mpa.Hot Dipped galvanized S355NLH steel tube with zinc coating layer thickness as per customers' demands.

Technical Requirements & Additional Services for S355NLH steel pipe:
♦ Low temperature impacting test according to EN10045-1
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Surface Protection:Black,Varnish,Hot Dip Galvanized,Coating with shop prime
♦ Tolerances,dimensions and sectional properties according to to EN10210-2 Part 2
♦ Non destructive testing for steel tubes comply to EN 10246-3,EN10246-5,EN10246-8
 

►Mechnical property for S355NLH Steel pipe:

Wall Thickness (mm)
	≤ 16	> 16 ≤ 40	> 40 ≤ 65	Impact temperature	Min.Energy
Yield strength (≥Mpa)	355	345	335	℃	J
Tensile strength (Mpa)	470-630			-50	27

►Chemical composition forS355NLH Steel pipe (Heat Analysis Max%)
 

Main chemical elements composition of S355NLH steel pipe
C	Si	Mn	P	S	Nb	V
0.18	0.50	0.90-1.65	0.030	0.025	0.050	0.12
Alt min.	Ti	Cr	Ni	Mo	Cu	N
0.02	0.03	0.03	0.50	0.10	0.35	0.015