Complaint
GB5310 (2008) - seamless steel tube for high pressure boiler (GB)
ASTM A333 (2004) - low temperature with seamless steel tube (American Standard)
ASTM A335 (2006) - high temperature for Seamless Ferritic Alloy steel pipe (American Standard)
DIN17175 - heat resistant seamless steel pipe (German standard)
EN10216-2 - European Pressure Piping standard use
| Type | Seamless Alloy Steel Tubes | |
| Technique | Hot Rolling, Hot Extrusion, Thermal Expansion, Cold Drawing, Cold Rolling | |
| Shape | Round, Square, oval, flat oval, semicircular, hexagon, equilateral triangular, octagon, etc. (or as customers' demands) | |
| Size Range | Outer Diameter (OD) | 4mm-720mm |
| Wall Thickness (WT) | 0.5mm-100mm | |
| Length | 2000mm, 2500mm, 3000mm, 5800mm, 6000mm,12000mm, etc. (or as customers' demands) | |
| Standard | EN DIN BS GOST ASTM ASME | |
| Grades | 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 ... | |
| 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. | |
| Ends | The tubes with deburred ends or ends customized for welding. | |
| The ends are vertical to the longitudinal axis and are without burrs. | ||
| Application | Seamless alloy steel tubes produced by Jiangsu HYT International are widely used in power plants, nuclear power plants, high pressure boilers and other high pressure and high temperature pipelines and equipment. | |
| 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. | ||
| Port | Shanghai, Tianjin, Qingdao |
| Package | (a) tubes bound with a steel band, (b) tubes wrapped in plastic sheets, burlap, (c) tubes in wooden crates. (or as customers' demands) |
| Marking | (a) without marking, (b) marked with colored stripes on the tubes (tube bundles), (c) marked with spray either by a white or black color using Inkjet, (d) marked by stamping the data (this applies to OD > 22 mm and WT >2.3 mm). |
| Surface Protection | Inter paper available PVC protecting film available Tip: While ordering, it is necessary to agree upon the methods and means of temporarily protecting the surface of the tubes during transportation and storage. |
| Container Size | 20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High) 24-26CBM 40ft GP:12032mm(Length)x2352mm(Width)x2393mm(High) 54CBM 40ft HC:12032mm(Length)x2352mm(Width)x2698mm(High) 68CBM |
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.
