Shaped seamless steel pipe

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Seamless steel pipe

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Special-shaped seamless steel pipe is a general term for seamless steel pipes with other cross-sectional shapes except round pipes. According to the different cross-sectional shape and size of the steel pipe, it can be divided into special-shaped seamless steel pipes with equal wall thickness (codenamed D), special-shaped seamless steel pipes with unequal wall thickness (codenamed BD), and variable-diameter special-shaped seamless steel pipes (codenamed BJ).

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Product Details

Shaped seamless steel pipe Advantage

1. High quality: Seamless special-shaped steel pipes are produced by professional factories, ensuring the quality and service life of the product.
2. Special shape: Unlike ordinary steel pipes, the shape of seamless special-shaped steel pipes can be customized according to customer needs to meet the requirements of various special projects.
3. Diversity: Seamless special-shaped steel pipes can be selected according to different materials and specifications, and are suitable for various engineering projects.

Shaped seamless steel pipe Chemical Composition

Grade	C	Mn	Si	P	S	Nb	V	Al	Ti	Cr	Mo	N	Ni
EN10025-3 S275N	0.2	0.45-1.60	0.45	0.035	0.03	0.06	0.07	0.015	0.06	0.35	0.13	0.017	-
EN10025-3 S275NL	0.2	0.45-1.60	0.45	0.03	0.035	0.06	0.07	0.015	0.06	0.35	0.13	0.017	-
EN10025-3 S355N	0.2	0.85-1.75	0.55	0.035	0.03	0.06	0.14	0.015	0.06	0.35	0.13	0.017	0.55
EN10025-3 S355NL	0.2	0.95-1.75	0.55	0.03	0.025	0.06	0.14	0.015	0.06	0.35	0.13	0.017	0.85
EN10025-3 S420N	0.2	0.95-1.80	0.65	0.035	0.03	0.06	0.22	0.015	0.06	0.35	0.13	0.027	0.85
EN10025-3 S420NL	0.22	0.95-1.80	0.65	0.03	0.025	0.06	0.22	0.015	0.06	0.35	0.13	0.027	0.85
EN10025-3 S460N	0.22	0.95-1.80	0.55	0.035	0.03	0.06	0.22	0.015	0.06	0.35	0.13	0.027	0.85
EN10025-3 S460NL	0.22	0.95-1.80	0.65	0.03	0.025	0.06	0.22	0.015	0.06	0.35	0.13	0.027	0.85

Shaped seamless steel pipe Mechanical Property

Grade	Yield Strength (MPa)	Ultimate Tensile Strength (MPa)	Elongation at Break (%)
EN10025-3 S275N	275	370-510	23
EN10025-3 S275NL	275	370-510	23
EN10025-3 S355N	355	470-630	21
EN10025-3 S355NL	355	470-630	21
EN10025-3 S420N	420	520-680	18
EN10025-3 S420NL	420	520-680	18
EN10025-3 S460N	460	540-720	17
EN10025-3 S460NL	460	540-720	17

Shaped seamless steel pipe Specification

Product Name	Shaped seamless steel pipe
Section Shape	Oval,Triangle,Hexagon,Bread,Mushroom,Star,etc.
Size	All sizes can be customized
Length	0~12m as per customer's requirement
Material	low carbon steel and alloy steel
Grade	ASTM A106 Gr A, GR B ,etc.
Standard	GB, ASTM, JIS, DIN, BS, NF,etc.
Application	Decoration, Ornamental, medical equipment, Sport equipment and Home Furniture.

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