Customization: | Available |
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After-sales Service: | Reasonable Returns or Exchanges Are Supported |
Warranty: | 12 Month Warranty |
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Special-shaped seamless steel tube is a general term for seamless steel tubes with cross-sectional shapes other than round tube. According to the shape and size of the cross-section of the steel tubes, it can be divided into special-shaped seamless steel tubes with equal wall thickness (D), special-shaped seamless steel tubes with different wall thickness (BD), and special-shaped seamless steel tubes with variable diameter (BJ).
Type | Special Shaped Seamless Steel Tube | ||||
Shape | Round, Square, oval, flat oval, semicircular, hexagon, equilateral triangular, octagon, etc. (or as customers' demands) |
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Technique | Cold Drawing (Normal) | Cold Drawing (High Grade) | |||
Size Range | Outer Diameter (OD) | 4mm~325mm | |||
Wall Thickness (WT) | 0.5mm~30mm | ||||
Tolerance | Outer Diameter (OD) | ±0.1~0.5mm | ±0.05mm~0.3mm | ||
Inner Diameter (ID) | ±0.1~0.5mm | ±0.05mm~0.5mm | |||
Wall Thickness (WT) | ±10% | ±0.05~0.3mm (maximum±7.5%) |
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Straightness | 1mm/m | 0.5~1.0mm/m | |||
Concentricity | ±7.5% | 0.05mm~0.3mm (maximum±7.5%) |
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Surface Roughness | 0.8~1.6μm | ||||
Length | 2000mm, 2500mm, 3000mm, 5800mm, 6000mm,12000mm, etc. (or as customers' demands) | ||||
Standard | EN DIN BS GOST ASTM ASME | ||||
Grades | Stainless Steel | 200 Series | 201, 202, 204, 205, 216... | ||
300 Series | 301, 302, 303, 304, 304L, 309, 309S, 310, 310s, 316, 316L, 316Ti, 317L, 321, 347, 347H... | ||||
400 Series | 409, 409L, 410, 410S, 420, 430, 431, 434, 439, 440, 441, 444... | ||||
Duplex Series | UNS S22053, S22253, S31500, S31803, S32205, S32304, S32900... | ||||
Carbon Steel | ASTM A53 Gr. A/ Gr. B; ASTM A106 Gr. A/ Gr. B/ Gr. C; ASTM A192; ASTM A333 Gr. 1/2/3/4/5/6; API 5L Gr. A/ B, X42, X46, X52, X56, X60, X65, X70, X80; AISI 1010/1018/1020/1035/1040/1045 ... |
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Alloy Steel | A335 P1/P2/P5/P9/P11/P12/P22/P23/P36/P91/P92 A213 T2/T5/T9/T11/T12/T22/T23/T36/T91/T92 AISI 2515/3310/3415/4130/4140/4340/5115/5120/5140/6150/8620/9255/9840 ... |
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Tip: The above standard and grades are just for reference. We can also produce customized products according to your requests. | |||||
Inspection | Mandatory testing: (a) cast / chemical analysis (b) tensile test, (c) dimensional inspection, (d) visual inspection of the tubes surface. Optional testing: (a) flattening test or drift expanding test, (b) roughness measurement NDT to find longitudinal defects, (c) eddy current, (d) stray flux, (e) ultrasound. |
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Ends | The tubes with deburred ends or ends customized for welding. | ||||
The ends are vertical to the longitudinal axis and are without burrs. | |||||
Application | Cold drawn special shaped seamless steel tubes can be used in the automotive industry, hardware and tool industry, machinery processing and manufacturing industry, machine tool manufacturing, hydropower equipment manufacturing, woodworking machinery manufacturing, automobile and motorbike bicycle parts, agricultural machinery, construction machinery, aerospace and other industries, etc. | ||||
Non-standard custom production and processing is always a core business of Jiangsu HYT International. With tube details that you offer, such as size, shape, outer diameter, etc. or a detailed drawing, we can produce tubes exactly as you want. |
1) Are you manufacturer or trading company?
We are integration of manufacturer and trading.
2) Where is your factory?
We are a group, in order to meet different demands from our customers, we had developed many subsidiary corporations in Shandong, Tianjin, Hebei,Jiangsu and Shanghai.
3) What's the delivery time?
If we have inventory, it is 3-7 days. Generally speaking, it's around 15 days from the date of receiving payment.
If there any more question, please feel free to contact the sales without any hesitate.