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 HOLDING GROUP is one of the largest Procurement, Engineering & Contracting Group companies in China. Our group branch company and factory have been already approved by : ABS, LR, DNV, GL, BV, CCS, KR, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9... YUHONG HOLDING GROUP is one of the largest Procurement, Engineering & Contracting Group companies in China. Our group branch company and factory have been already approved by : ABS, LR, DNV, GL, BV, CCS, KR, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9...
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