Cold Drawn SA209 T1 Multi Lead Rifled Seamless Steel Tube For High-Pressure Boiler
Cold Drawn SA209 T1 Multi Lead Rifled Seamless Steel Tube
Applications
The rifled tubes are served in super/ultra super critical water wall panels over 300,000KW of boiler, chemical, electricity industries.
Certificate
Techical Specifications
ASME SA192, SA209, SA210, SA213, EN 10216, DN 17175, BS 3059, JIS 3461,JIS 3462.
Type: Type A, Type B, and Optimized Type.
Manufacturing method: Cold-drawn
Delivery Conditions: Normalized and Tempered
Steel Grade
ASTM A192,ASTM A210 Gr.A1,Gr.C,
ASTM A209 T1,ASTM A213 T2,T5,T9,T11,T12,T22,T23,T91,T92 ST45.8/III
MATERIALS: All our steel is melted in-house through electric arc furnace route, than is ladle refined, 100% vacuum degassed, continuous cast and rolled.
Referenced Documents:
ASTM A1016/A 1016M Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stain- less Steel Tubes.
Chemical Composition (%):
| Grade | C | Si | Mn | P | S | Mo | Cr |
| T1 | 0.10-0.20 | 0.10-0.50 | 0.30-0.80 | ≤0.025 | ≤0.025 | 0.44-0.65 | / |
| T1a | 0.15-0.25 | 0.10-0.50 | 0.30-0.80 | ≤0.025 | ≤0.025 | 0.44-0.65 | / |
| T1b | 0.14max | 0.10-0.50 | 0.30-0.80 | ≤0.025 | ≤0.025 | 0.44-0.65 | / |
All Mechanical Properties
Tensile Requirements and Hardness:
Mechanical Properties | ||||
| Grade | Tensile | Yield | Elongation | Hardness |
| Strength (Mpa) | Strength (Mpa) | (%) | (HRB) | |
| T1 | ≥380 | ≥205 | ≥30 | ≤80 |
| T1a | ≥365 | ≥195 | ≥30 | ≤81 |
| T1b | ≥415 | ≥220 | ≥30 | ≤77 |
Inspections And Tests
Chemical Composition,Mechanical Properties, Dimension and Surface Inspection,Inner Organization, Grain Size, UT Test
Size
Type A: OD28.6mm-76.2mm, WT6.38mm-18.33mm
Type B: OD35mm-66.7mm, WT7.2mm-8.55mm
No. of Ribs:14 max.
Max length: 26mtr
Package
Hexagonal bundles, strapped, both ends protected with plastic net Or wooden boxes according to length and destination Oiled inside / outside
Marking,oil-coating,varnish,end-protection by plastic caps to be confirmed.
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