ASME SA423 GR1 Welded Carbon Steel Heat Exchanger , Boiler
Tubes
YUHONG Group offers ASME SA423 GR1 welded carbon steel tubes and
sells more than 70 countries up to now.
This specification covers minimum-wall thickness, seamless and
electric-resistance welded, low-alloy steel tubes for pressure
containing parts such as economizers or other applications where
corrosion resistance is important.
Specifications
| Standard | ASME SA423 |
| Name of Material | Seamless or Electric-resistance Welded Tubes |
| Manufacture | Hot finished or Cold finished |
| Quantity | Feet,metres,or number of lengths |
| Size | O.D.: 1/2 to 5 in. (12.7 to 127mm), Minimum wall thickness:0.9 to
12.7mm |
| Length | Specific or random |
| Hardness Requirements | A hardness number not exceeding 170HB or 87HRB |
Test Required
Flattening Test / Flaring Test / Flange
Test / Hardness Test / Reverse Flattening Test
Hydrostatic or Nondestructive Electric Test
Chemical Composition % of ASME SA423
| Carbon,Max | 0.15 |
| Manganese,Max | 0.55 |
| Phosphorus | 0.06-0.16 |
| Sulfur,Max | 0.06 |
| Silicon,Min | 0.10 |
| Copper | 0.20-0.60 |
| Chromium | 0.24-1.31 |
| Nickel | 0.20-0.70 |
Mechanical Property of ASME SA423
| Steel Grade | Yield Strength (Mpa) | Tensile Strength (Mpa) | Elongation (%) |
| GR 1 | ≥255 | ≥415 | ≥25 |
Applications Industry
Pharmaceutical Equipment
Off-Shore Oil Drilling Companies
Chemical Equipment
Power Generation
Sea Water Equipment
Petrochemicals
Heat Exchangers
Gas
Processing
Condensers & Boiler
Specialty Chemicals
Pipeline
Pharmaceuticals
