Pipe For Ship-building

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PIPE FOR SHIP-BUILDING

CCS,GL,LR,BV,ABS,DNV,NK,KR,RINA

For manufacture of boilers, superheaters for ships, and Ⅰ, Ⅱ, Ⅲ ranks pressure system pipelines, liquefied petroleum and bulk chemicals.

320, 360,410,460,490 etc, other grades can also be provided after consulting with customers.

CHEMICAL COMPOSITION & MECHANICAL PROPERTIES

Type steel	Grade	Chemical Composition									Mechanical Properties
Type steel	Grade	C	Si	Mn	P	S	Cr	Mo	Ni	Ti	T.S(Mpa)	Y.S(Mpa)	Elongation(%)
Carbon&carbon-manganese steel	320	≤0.16	≤0.35	0.40~0.70	≤0.035	≤0.035	≤0.25	≤0.10	≤0.30	/	320~440	≥195	≥25
	360	≤0.17	≤0.35	0.40~0.80	≤0.035	≤0.035	≤0.25	≤0.10	≤0.30	/	360~480	≥215	≥24
	410	≤0.21	≤0.35	0.40~1.20	≤0.035	≤0.035	≤0.25	≤0.10	≤0.30	/	410~530	≥235	≥22
	460	≤0.22	≤0.35	0.80~1.20	≤0.035	≤0.035	≤0.25	≤0.10	≤0.30	/	460~580	≥265	≥21
	490	≤0.23	≤0.35	0.80~1.50	≤0.035	≤0.035	≤0.25	≤0.10	≤0.30	/	490~610	≥285	≥21