ASTM A519 Grade 1020 Heavy Wall Seamless Boiler Pipe 22x4mm Cold Drawn for Industrial Applications
Price:
Negotiable
MOQ:
5 tons per size
Delivery Time:
30DAYS
Brand:
Joyruns
Product Description
ASTM A519 Grade 1020 Heavy Wall Seamless Boiler Pipe
This specification covers several grades of carbon and alloy steel seamless mechanical tubing designed for boiler applications. When welding is used for joining the weldable mechanical tube grades, the welding procedure must be suitable for the grade, the condition of the components, and the intended service.
Chemical Composition Specifications
| Grade | C | Mn | P≤ | S≤ | Si | Cr | Mo |
|---|---|---|---|---|---|---|---|
| 1010 | 0.08-0.13 | 0.30-0.60 | 0.040 | 0.050 | - | - | - |
| 1020 | 0.18-0.23 | 0.30-0.60 | 0.040 | 0.050 | - | - | - |
| 1025 | 0.22-0.28 | 0.30-0.60 | 0.040 | 0.050 | - | - | - |
| 1026 | 0.22-0.28 | 0.60-0.90 | 0.040 | 0.050 | - | - | - |
| 4130 | 0.28-0.33 | 0.40-0.60 | 0.040 | 0.050 | 0.15-0.35 | 0.80-1.10 | 0.15-0.25 |
| 4140 | 0.38-0.43 | 0.75-1.00 | 0.040 | 0.050 | 0.15-0.35 | 0.80-1.10 | 0.15-0.25 |
Mechanical Properties
| Grade | Condition | Tensile Strength (MPa) | Yield Point (MPa) | Elongation |
|---|---|---|---|---|
| 1020 | CW | ≥414 | ≥483 | ≥5% |
| SR | ≥345 | ≥448 | ≥10% | |
| A | ≥193 | ≥331 | ≥30% | |
| N | ≥234 | ≥379 | ≥22% | |
| 1025 | CW | ≥448 | ≥517 | ≥5% |
| SR | ≥379 | ≥483 | ≥8% | |
| A | ≥207 | ≥365 | ≥25% | |
| N | ≥248 | ≥379 | ≥22% | |
| 4130 | SR | ≥586 | ≥724 | ≥10% |
| A | ≥379 | ≥517 | ≥30% | |
| N | ≥414 | ≥621 | ≥20% | |
| 4140 | SR | ≥689 | ≥855 | ≥10% |
| A | ≥414 | ≥552 | ≥25% | |
| N | ≥621 | ≥855 | ≥20% |
Condition Codes: HR - Hot Rolled, CW - Cold Worked, SR - Stress Relieved, A - Annealed, N - Normalized
Dimension Tolerances
| Pipe Type | Pipe Sizes | Tolerances |
|---|---|---|
| Cold Drawn | OD ≤48.3mm | ±0.40mm |
| WT ≥60.3mm | ±1%mm |
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Company
Changzhou Joyruns Steel Tube CO.,LTD
Location
No.143 Qingyang North road,Tianning district. Changzhou
Contact Person
Lee