Gas Water Delivery Seamless Carbon Steel Pipe , Carbon Steel Welded Pipe Long Lifespan
ASTM A53 (ASME SA53) carbon steel pipe is a specification that covers seamless and welded black and hot-dipped galvanized steel pipe in NPS 1/8" to NPS 26. A 53 is intended for pressure and mechanical applications and is also acceptable for ordinary uses in steam, water, gas, and air lines.
1. Standards:
ASTM A53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
2. Application:
Steam, water, gas and air lines;
Refinery, Boiler and Mechanical equipment manufacture;
Structure construction; drilling, ship building and etc.
3. Ordering Information
Quantity (feet, meters, or number of lengths),
Grade (A or B),
Finish (black or galvanized)
Size (either nominal NPS/DN and weight class or schedule number, or both; or outside diameter and wall thickness),
Length (specific or random),
End finish (plain end or threaded)
Close coiling, if desired
NDE test for seamless pipe
Marking
Special requirements
4. Chemical Requirements
| Chemical Requirements |
| Grade | Composition, % |
| Carbon (C) | Manganese (Mn) | Phosphorus (P) | Sulfur (S) | Copper (Cu) | Nickel (Ni) | Chromium (Cr) | Molybdenum (Mo) | Vanadium (V) |
| max | max | max | max | max | max | max | max |
| Grade A | 0.25 | 0.95 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| Grade B | 0.30 | 1.20 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
5. Mechanical Properties
| Mechanical Properties |
| Grade |
| | A | B |
| Tensile strength, min: | | |
| ksi | 48 | 60 |
| Mpa | 330 | 415 |
| Yield strength, min: | | |
| ksi | 30 | 35 |
| MPa | 205 | 240 |
6. Test Methods
The test specimens and the tests shall conform to those described in the latest issue of Test Methods and Definitions A370.
Each longitudinal tension test specimen shall be taken from a pipe end and shall not be flattened between the gage marks.
Test specimens for bend tests and flattening test shall be taken from pipe. Test specimens for flattening tests shall be smooth on the ends and free from burrs.
Tests shall be conducted at room temperature.
7. Available Size Range
| OD | Thickness |
| mm | inch | mm | SCH |
| 88.9~1422 | 3''~ 56'' | 2.11~140 | ≥SCH10 |
| *If the steel grades and size you are looking for are not listed above, please contact us for further information. |
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Gas Water Delivery Seamless Carbon Steel Pipe , Carbon Steel Welded Pipe Long Lifespan Images
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