Project Description
Commitment to You
We are committed to integrate steel resources in china and serve the global steel market. We have 15+ years of experience in steel researching, production, managing and sales.
Our ability to purchase materials directly from leading mills will give you the competitive edge. Any Questions Just Call +86-731-89903933
Quality Standard:
ASTM A192 Standard Specification for Seamless Carbon Steel Boiler Tubes for High Pressure Service
Size Range:
- Outer Dimensions.: 12.7mm-177.8mm
- Wall Thickness:2.2mm-25.4mm
- Length: 25000mm max
Delivery Condition:
- Annealed, Normalized, Normalized and Tempered.
- Hot-finished tubes need not be heat treated. Cold finished tubes shall be heat treated after the final cold-finishing at a temperature of 1200°F [650°C] or higher.
Chemical Composition(%):
C | Si | Mn | P | S |
---|---|---|---|---|
0.06–0.18 | 0.25 max | 0.27–0.63 | 0.035 max | 0.035 max |
Mechanical Properities:
Tensile Strength(Mpa) | Yield Strength(Mpa) | Elongation(%) | Hardness |
---|---|---|---|
325 Min | 180 Min | 35 Min | 77 Max |
Packing:
Bare packing/bundle packing/crate packing/wooden protection at the both sides of tubes and suitably protected for sea-worthly delivery or as requested.
Inspection and Test:
Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength,Yield Strength, Elongation, Flaring, Flattening, Bending, Hardness, Impact Test), Surface and Dimension Test, No-destructive Test, Hydrostatic Test.
Surface Treatment:
- Oiled, black painted, shot blasted, hot dipped galvanized or phosphate coating.
- Both ends of each crate will indicate the order no., heat no., dimensions, weight and bundles or as requested.
Note:
- Mill test certificates will be issued according to EN10204.3
- All tubes shall be supplied as per applicable ASTM Specification.
- The tubes Shall be Seamless and the testing shall be as per A 450/A450M.
- Tubes shall be made by the seamless process and shall be either hot-finished or cold-finished, as specified.
Experienced 15+ Years
Our ability to purchase materials directly from leading mills at the best possible price will give you the competitive edge. This coupled with a skilled workforce dedicated to embracing the demands of the markets.
We Can Supply Follows Products with High Quality:
- Cold Rolled Steel Tube
- Cold Drawn Steel Tube
- Hollow Bar
- Honed Tube
- Plated Tube
- Plated Bar
- Boiler Tube
All Products According Quality Standard Strictly:
- ASTM: ASTM A519, ASTM A513.
- JIS:JIS G3441, JIS G3445, JIS G3466, JIS G3459.
- DIN: DIN1626, DIN1629, DIN2391, DIN2393, DIN2448, DIN2458.
- EN: EN10305.
- BS: BS6323.
Wide Range of Pipes to Fit Your Industry:
- OD from 5mm to 820mm.
- Wall Thickness from 0.1 to 100mm.
- Length up to 50mtr per pc.
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Direct from the Source and Deliver to You in a Very Fast and Efficient Timeframe.