Precision Cold-Drawn Hexagonal Square Rectangular D-Shaped Seamless Steel Tube Pipe

• Customization: Available
• Type: Seamless
• Technique: Cold Drawn
• Material: Carbon Steel
• Surface Treatment: Polished
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Special Section
• Tolerance: Tolerance ±0.10mm
• Finished Product Condition: Bk, Bks, +C, +LC, +Sr, +a, +N
• Wall Thickness: 1-20mm (0.039 Inch - 0.79 Inch)
• Outer Diameter: 10-120mm (0.39 Inch - 4.72 Inch)
• Transport Package: Sea Transportation
• Specification: in Bundled, or Customized
• Trademark: Tenjan
• Origin: China
• HS Code: 7304319000
• Production Capacity: 50000 Ton/Year

Product Description

Product Description

 

Special-Shaped Seamless Steel Tubes
Tailored Solutions for Unique Applications

1.Special-Section Tubes - Hexagonal, Square, Rectangular, D-Shaped, Triangular, Lemon-shaped, Oval, and other complex cross-sections.

2.Precision Customization - Material composition, mechanical properties, dimensional accuracy, and geometry tailored to your application.

3.Flexible Ordering - Small batches available with value-added services (machining, etc.)

 

Product Parameters

Material	Carbon Steel	GB:DT4,10#, 20#, 35#, 45#, 55#, 20G,Q235B, Q235C
		ASTM :1008,1010,1020,A105,A106 Gr.B,A36,1026,1035,1045,1055,SA179,SA192
		DIND:DC01,CK10,C10,ST35.8,C20,CK20,ST45.8,St37,S235JR,C26D,CK35,CK45,CK55, CF53
		EN: DC01,P235TR1,P195GH,P265TR2,E235
		JIS:,S10C,STKM11A,STPT370,STB35,S20C,STKM12,STKM13,STPT410,STB42,SS400,S35C,S45C,S55C
		GOST:08КП,10,20,Ст3сп,25,35,45,55
	Alloy Steel	GB: 16Mn(Q345B), 20Cr, 40Cr, 15CrMo, 20CrMo, 28CrMo, 30CrMo, 35CrMo, 42CrMo, 20CrMnTi, 40MnMoV, 20Mn2, ZF6,16MnCr5, 20MnCr5, 38Mn2V, 09CrCuSb(ND)
		ASTM :Gr·50,Gr·55,Gr·65,5120,5140,4130,4135,4140,8620,4340,SAE 5120,1524,1340,15B41,SAE5115,SAE 5120,SCM23
		DIN/EN:E355,ST52,S355JR,S355JO,S355J2,S355NL,S420N,S420NL,S460NL,20Cr4,41Cr4,13CrMo4-5,20CrMo4,25CrMo4,34CrMo4,42CrMo4, 20NiCrMo2,34CrNiMo6,20MnCr5,22Mn6,42Mn6,42MnB4,34MnB5,37Mn5,16MnCr5,20CrMo5.
		JIS:SCr22,SCr440,SCM415,SCM420,SCM430,SCM435,SCM440,SNCM220,SNCM439,SMnC420H,SMn420,SMn438,SMnC420H
		GOST:15Г2, 09Г2C/10Г2C1,15Г2,14Г2С,C355,20Х,40X,15XM,20ХМ,30ХМ,35ХМ,38ХМ,20ХНМ,40ХНМ,20ХГТ,20Г2,40Г2,18ХГ,20ХГМ
	Free Cutting Steel	GB: Y15, Y15Pb
		ASTM : 1213, 1215, 1144, 12L14
		DIN: 11SMn30(1.0715), 11SMn37(1.0736)
		BS970: EN1A
Main Standards		ASTM :ASTM A519,ASTM A106,ASTM A106 Gr.,ASTM A192,ASTM A213,ASTM A335,API 5DP
		ISO:ISO 10799,ISO 9329,ISO11961
		DIN:DIN 2391,DIN 17175
		EN:EN 10305-1,EN 10297-1,EN 10210-1,EN 10216-2,EN 10216,EN 10208-2
		JIS:JIS G3445,JIS G3461/G3462
		GOST:GOST 8733,GOST 8734
Further Processing for Steel Tubes		Heat treatment (Quenching and Tempering), Cutting, Chamfer, Threading, Inner diameter or Outer Diameter Lathe, Surface Shot Blasting, Laser Marking

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