Yuhong Group Co.,Ltd
Yuhong Holding Group Co.,LTD
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Carbon Steel Seamless Tube Straight Tube / U Bend Tube / Coil Tube Type,6M/PC,12M/PC A179 A192 A210 for Bolier
YUHONG HOLDING GROUP deal with Austenitic Stainless Steel, Nickel Alloy Steel(Hastelloy , Monel, Inconel, Incoloy ) seamless and welded pipe and tube already more than 25 years, every year sell more than 80000 tons of steel pipe and tube. Our client already cover more than 45 countries, Like Italy, UK, Gernmany, USA, Canada, Chile, Colombia, Saudi Arabia,Korea, Singapore, Austrial, Poland, France , ....And our group branch company and factory have been already approved by :ABS, DNV, GL, BV, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9001-2008, ISO 14001-2004.
Specifications
| Dimensions | All Pipe is manufactured and inspected/tested to the relevant standards including ASTM, ASME, API. | ||||
| Sizes | This specifification covers tubes 1/8 to 3 in. [3.2 to 76.2mm], inclusive, in outside diameter. | ||||
| Manufacture | Tubes shall be made by the seamless process and shall be cold drawn. | ||||
| Heat Treatment | Tubes shall be heat treated after the fifinal cold draw pass at a temperature of 1200°F [650°C] or higher. | ||||
| Length | As required by clients | ||||
| Wall Thickness | BWG required by clients | ||||
| Surface Condition | Finished tubes shall be free of scale. A slight amount of oxidation will not be considered as scale | ||||
| Bending Radius | From 1.5*OD(Outside Diameter) To 1500mm, ≤1.5*OD,necessary To agree precision of geometrics | ||||
| Straight Tubes | max length 35000mm | ||||
Test Required
Corrosion Test
Chemical Analysis
Mechanical Tests: Flattening test, Flaring test, Flange test, Hardness Test and Hydrostatic test
Reverse-bend and Re. flat tests
Eddy Current Testing
Hydrostatic Testing
Air Under Pressure Test
Visual Inspection
Chemical Composition
| Chemical Composition | C | Mn | P≤ | S≤ | Si≤ |
| 0.06-0.18 | 0.27-0.63 | 0.035 | 0.035 | 0.25 |
Mechanical Property
| Steel Grade | Yield Strength (Mpa) | Tensile Strength (Mpa) | Elongation (%) | Hardness |
| ASTM A179 | ≥180 | ≥325 | ≥35 | ≤72 HRB |
Applications Industry
Pharmaceutical Equipment
Off-Shore Oil Drilling Companies
Chemical Equipment
Power Generation
Sea Water Equipment
Petrochemicals
Heat Exchangers / Condensers / Boiler
Gas Processing
Specialty Chemicals
Pulp and Paper Industry
