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[China]
Trade Verify
Address: H.Q.803, No.18 Baosheng Road, Songjiang, Shanghai, China
Contact name:Will Ma
Spezilla Tube Co., Ltd. (Shanghai) |
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Verified Suppliers
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ASTM A688 TP304 Bright Annealed Sheat exchanger tubing Welded U Shaped Pipe
Welded Stainless Steel U Tubes
Used In Thermal Power Generation,
ASTM A249&ASTM A688,
Materail Grade TP304 / TP316L,
With Bright Annealing Heat Treatment For the straight Tubes
And stress relieved Heat treatment For the U bend Parts.
Applications:
The Pipes are Used For Boiler, Superheater, Heat-exchanger,Pressure
Vessel and Condenser In Thermal Power Station, Nuclear Power
Staition, Paper Sugar / Pulp Fertilizers, Petrochemical Industry
Etc.
| American Standard | Austenitic Steel: |
| TP304,TP304L,TP304H,TP304N, TP310S,TP316,TP316L,TP316Ti,TP316H, | |
| TP317,TP317L, TP321, TP321H,TP347, TP347H,904L… | |
| Duplex Steel : | |
| S32101,S32205,S31803,S32304,S32750, S32760 | |
| Others:TP405,TP409, TP410, TP430, TP439,... | |
| European Standard | 1.4301,1.4307,1.4948,1.4541,1.4878,1.4550,1.4401,1.4404,1.4571,1.4438, |
| 1.4841,1.4845,1.4539,1.4162, 1.4462, 1.4362, 1.4410, 1.4501 |
| A688 Standard specification for welded austenitic stainless steel feedwater heater tubes. |
| Materail: TP304, TP304L, TP304H, TP310S, TP316, TP316L, TP316Ti, TP316H, TP317L, TP321 |
| Welding Method:TIG |
| Chemical Composition:Acc.to A688 and A480 |
| Heat Treatment:Bright Annealing temperature 1040℃ |
| Tolerance of Part "U":Leg Length:-0mm - +3mm,Distance of Double Leg:±1.5mmm, Ratio of Radius:±1.5mm, The Bend Level:±1.5mm. |
| Tolerance Of Straight Tube:OD Acc.to A1016/A1016M, WT +/-10% |
| Mechanical Property:Flange Test, Reverse-Bend Test, Hardness Test, Hydrostatic or Other Nondestructive Test, Tension Test |
| Intergranular Corrosion:Supplement requirements - Acc.to the Buyer's demand |
| Standard | ASTM A249&ASTM A688 |
| Material Grade | TP304 / TP316L |
| OD(mm) | 1/2” – 1 1/2”mm |
| WT(mm) | 0.028” – 0.083” |
| L(mm) | 500mm – 40000mm |
| Radius(mm) | 32mm – 700mm |
| Delivery Condition | 1)Bright Annealing Heat Treatment For the straight Tubes 2)The 2nd Heat treatment For the U bend Parts |
| Tolerance | According to ASTM A249&ASTM A688 |
| Main process | Welding,Heat Treatment |
| Certificate | ISO 9001:2008 |
| Packing | Bundles With Plastic Bags, Wooden Box With Angle Steel Frame Or others |
| Payment Terms | T/T, L/C at sight |
| Delivery Time | Generally 15Days – 45Days Or Depends on the quantity and Customers’ Request |
| Capacity | 1000 Tons Per Month |
| Stainless Steel Tube Test items: |
| 1.Chemical Composition(Spectral analysis ) |
| 2.Mechanical Property(Tensile Test Machine) |
| 3.Expansion Test(Tensile Test Machine) |
| 4.Flange Test(Tensile Test Machine) |
| 5.Flattening Test(Tensile Test Machine) |
| 6. Hardness(sclerometer) |
| 7. Metallo analysis(Metallo microscope) |
| 8.Intergranular Corrosion Test |
| 9.Surface and Dimension Test |
| 10.Hydraulic Test(Hydraulic Test Machine) |
| 11. Air Pressure Test (Air Pressure Test machine) |
| 12.Eddy Current Test(Eddy Current Machine) |
