ISO 3183 is the International Standardization Organization standard for the Petroleum and natural gas industries —Steel pipe for pipeline transportation systems. This International Standard specifies requirements for the manufacture of two product specification levels (PSL 1 and PSL 2) of seamless and welded steel pipes for use in pipeline transportation systems in the petroleum and natural gas industries.
Standard: ISO 3183
Size: ¼” to 36″
Wall Thickness: SCH 10 to 160, STD, XS, XXS
Length: up to 12 Meters
Product Specification Level: PSL 1/PSL2
PSL | Manufacturing | C | Mn | P | S |
PSL1 | Seamless | 0,28 | 1,40 | ≤0,030 | 0,030 |
Welded | 0,26 | 1,40 | ≤0,030 | 0,030 |
Grades | C | Si | Mn | P | S | V | Nb | T |
L320N or X46N | 0,24 | 0,40 | 1,40 | 0,025 | 0,015 | 0,07 | 0,05 | 0,04
|
L320Q or X46Q | 0,18 | 0,45 | 1,40 | 0,025 | 0,015 | 0,05 | 0,05 | 0,04
|
L320M or X46M | 0,22 | 0,45 | 1,30 | 0,025 | 0,015
| 0,05 | 0,05 | 0,04 |
PSL | Pipe grade | Yield strength, Mpa | Tensile strength, Mpa |
PSL1 | L320 or X46 | 320 | 435 |
PSL2 | L320N or X46N | 325-525
| 435-655
|
L320Q or X46Q | |||
L320M or X46M |
PSL | Delivery condition | Pipe grade/steel grade |
PSL 1 | As-rolled, normalizing rolled, thermomechanical rolled, thermomechanical formed, normalizing formed, normalized, normalized and tempered or quenched and tempered
| L320 or X46 |
PSL 2 | Normalizing rolled, normalizing formed, normalized or normalized and tempered
| L320N or X46N |
PSL 2 | Quenched and tempered L245Q or BQ
| L320Q or X46Q |
PSL 2 | Thermomechanical rolled or thermomechanical formed L245M or BM
| L320M or X46M |
Grade L320 is the commonly used grades specified in ISO 3183 standard. World iron&steel manufacture, supply, sell ISO Gr L320 PSL1, PSL2 steel pipe, ISO 3183 Gr L320 LSAW /Seamless /Welded Pipe in various sizes and specifications, if you are looking for this material, please contact us or get a quotation. Not only do we have all kinds of sizes, but we also have all kinds of sizes that are hard to find.
