Yuhong Group Co.,Ltd
| Payment Terms | T/T, L/C |
| Supply Ability | 1000 tons per month |
| Delivery Time | Depends on quantity |
| Packaging Details | WOODEN CASE WITH PLASTIC CAP |
| Tube Standard | A106, A210, A179, A192 |
| NDT | Eddy Current Test, Hydrostatic Test, UT, IGC, Grain Size Test , ... |
| Type | Straight , U bend , Snake Bend, Coil form |
| Surface | Bright annealed, Polished, Pickled |
| End type | Bevled End, Plain End, Thread End |
| Welding Line Type | Seamless, ERW, Spiral Welded |
| Brand Name | YUHONG |
| Model Number | ASME SA210 A1 Seamless Tube |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, L/C | Supply Ability | 1000 tons per month |
| Delivery Time | Depends on quantity | Packaging Details | WOODEN CASE WITH PLASTIC CAP |
| Tube Standard | A106, A210, A179, A192 | NDT | Eddy Current Test, Hydrostatic Test, UT, IGC, Grain Size Test , ... |
| Type | Straight , U bend , Snake Bend, Coil form | Surface | Bright annealed, Polished, Pickled |
| End type | Bevled End, Plain End, Thread End | Welding Line Type | Seamless, ERW, Spiral Welded |
| Brand Name | YUHONG | Model Number | ASME SA210 A1 Seamless Tube |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 | Place of Origin | China |
| High Light | Economizers Carbon Steel Seamless Boiler Tube ，Condenser Carbon Steel Seamless Boiler Tube ，ASME SA210 A1 Boiler Tube | ||
1. Material Standard & Scope
Standard: ASTM A210/A210M (ASME SA210 equivalent).
Scope: Seamless tubes for fired boilers, superheaters, and heat exchangers operating at moderate to high temperatures (up to ~450°C / 842°F).
| Element | Min (%) | Max (%) |
|---|---|---|
| Carbon (C) | - | 0.27 |
| Manganese (Mn) | - | 0.93 |
| Phosphorus (P) | - | 0.035 |
| Sulfur (S) | - | 0.035 |
| Silicon (Si) | 0.10 | 0.20 |
| Residuals | Cu ≤ 0.40%, Ni ≤ 0.40%, Cr ≤ 0.40%, Mo ≤ 0.15% |
| Property | Value (Metric) | Value (Imperial) |
|---|---|---|
| Tensile Strength | ≥415 MPa | ≥60,200 psi |
| Yield Strength | ≥255 MPa | ≥37,000 psi |
| Elongation | ≥30% (50mm gauge) | ≥30% (2" gauge) |
| Hardness | ≤143 HBW | ≤143 Brinell |
Outside Diameter (OD): 12.7 mm (0.5") to 114.3 mm (4.5") (standard). Custom sizes up to 127 mm (5") available.
Wall Thickness: 1.65 mm (0.065") to 12.7 mm (0.5"), per ASME B36.10M.
Length: Random (6-12m) or fixed lengths; ends plain, beveled, or threaded.
Tolerances:
OD: ±0.8% (hot-finished), ±0.5% (cold-drawn).
Wall Thickness: +20%/-0% (ASME B36.10M).
Power Generation: Water walls, risers, and downcomers in coal-fired boilers.
Heat Exchangers: Shell-and-tube configurations for steam/water systems.
Industrial Heating: Convection banks in process heaters.
Retrofits: Replacement tubes for aging infrastructure.
Mandatory Tests:
Hydrostatic Test: Pressurized to 70 bar (1,015 psi) or per customer specs.
NDT: Ultrasonic (UT) or eddy current (ET) testing for defects.
Flattening Test: For cold-drawn tubes to check ductility.
Certification: Mill Test Certificate (EN 10204/3.1 or 3.2) with heat analysis and mechanical test results.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller,Other
Year Established:
2007
Total Annual:
50M-70M
Employee Number:
50~850
Ecer Certification：
Verified Supplier
Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou... Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou...
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