A335 Seamless Steel Pipe
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A335 Seamless Steel Pipe - Technical Overview & Specifications
ASTM A335 steel pipe may be hot finished or cold drawn and subjected to the following finishing heat treatment. The specification covers "chrome-molybdenum" seamless pipes with excellent corrosion resistance and high temperature tensile strength. Generally, ASTM A335 P11, P22, and P91 pipelines are used for power generation and downstream oil and gas, and P5 and P9 grades are used for refinery applications.
Product Parameters
| Product Name | A335 Seamless Steel Pipe |
| Standard | EN / DIN / JIS / ASTM / BS / ASME / AISI etc. |
| Outer Diameter | Seamless: 1/4"-36" , Welding: 21.3mm-3620mm |
| Round Tube: 1/2"-10" | Square Tube /Rectangular Tube: 15x15mm-400x600mm |
| Wall Thickness | Seamless: 1.25mm-50mm , Welding: 1.65mm - 65mm |
| Length | 3-12 meters, Support customization |
| Surface Process | Bright, Polished, Black |
| Other Services | Machining(cnc), Centerless Grinding(cg), Heat Treatment, Annealing, Pickling, Polishing, Rolling, Forging, Cutting, Bending, Small Machining, etc. |
Mechanical Properties
| A335 | UNS | Yield Strength Ksi | Tensile Strength Ksi | Elongation % |
|---|---|---|---|---|
| P1 | K11522 | 30 | 55 | 30 |
| P2 | K11547 | 30 | 55 | 30 |
| P5 | K41545 | 40 | 70 | 30 |
| P9 | S50400 | 30 | 60 | 30 |
| P11 | K11597 | 30 | 60 | 20 |
| P12 | K11562 | 32 | 60 | 30 |
| P22 | K21590 | 30 | 60 | 30 |
| P91 | K91560 | 60 | 85 | 20 |
International Standard Grade Comparison
| USA | Japan | Germany | U.K. | France | Italy | Spain | Switzerland | China | ||
|---|---|---|---|---|---|---|---|---|---|---|
| AISI/SAE | JIS | W‐nr. | DIN | BS | EN | AFNOR | UNI | UNE | SS | GB |
| A570.36 | STKM 12A | 1.0038 | RSt.37‐2 | 4360 | ‐ | E 24‐2 | ‐ | ‐ | 1311 | 15 |
| - | STKM 12C | - | - | 40 C | - | Ne | - | - | - | - |
| 1015 | ‐ | 1.0401 | C15 | 080M15 | ‐ | CC12 | C15, C16 | F.111 | 1350 | 15 |
| 1020 | ‐ | 1.0402 | C22 | 050A20 | 2C | CC20 | C20, C21 | F.112 | 1450 | 20 |
| 1213 | SUM22 | 1.0715 | 9SMn28 | 230M07 | 1A | S250 | CF9SMn28 | F.2111 | 1912 | Y15 |
| 11SMn28 | ||||||||||
| 12L13 | SUM22L | 1.0718 | 9SMnPb28 | ‐ | ‐ | S250Pb | CF9SMnPb28 | 11SMnPb28 | 1914 | ‐ |
| ‐ | ‐ | 1.0722 | 10SPb20 | ‐ | ‐ | 10PbF2 | CF10Pb20 | 10SPb20 | ‐ | ‐ |
| 1215 | ‐ | 1.0736 | 9SMn36 | 240M07 | 1B | S300 | CF9SMn36 | 12SMn35 | ‐ | Y13 |
| 12L14 | ‐ | 1.0737 | 9SMnPb36 | ‐ | ‐ | S300PB | CF9SMnPb36 | 12SMnP35 | 1926 | ‐ |
| 1015 | S15C | 1.1141 | Ck15 | 080M15 | 32C | XC12 | C16 | C15K | 1370 | 15 |
| 1025 | S25C | 1.1158 | Ck25 | ‐ | ‐ | ‐ | ‐ | ‐ | ‐ | 25 |
| A572 - 60 | ‐ | 1.890 | StE380 | 4360 55 | ‐ | ‐ | FeE390KG | ‐ | 2145 | ‐ |
| 1035 | ‐ | 1.0501 | C35 | 060A35 | ‐ | CC35 | C35 | F.113 | 1550 | 35 |
| 1045 | ‐ | 1.0503 | C45 | 080M46 | ‐ | CC45 | C45 | F.114 | 1650 | 45 |
| 1140 | ‐ | 1.0726 | 35S20 | 212M36 | 8M | 35MF4 | ‐ | F210G | 1957 | ‐ |
| 1039 | ‐ | 1.1157 | 40Mn4 | 150M36 | 15 | 35M5 | ‐ | ‐ | ‐ | 40Mn |
| 1335 | SMn438(H) | 1.1167 | 36Mn5 | ‐ | ‐ | 40M5 | ‐ | 36Mn5 | 2120 | 35Mn2 |
| 1330 | SCMn1 | 1.1170 | 28Mn6 | 150M28 | 14A | 20M5 | C28Mn | ‐ | ‐ | 30Mn |
| 1035 | S35C | 1.1183 | Cf35 | 060A35 | ‐ | XC38TS | C36 | ‐ | 1572 | 35Mn |
| 1045 | S45C | 1.1191 | Ck45 | 080M46 | ‐ | XC42 | C45 | C45K | 1672 | Ck45 |
| 1050 | S50C | 1.1213 | Cf53 | 060A52 | ‐ | XC48TS | C53 | ‐ | 1674 | 50 |
| 1055 | ‐ | 1.0535 | C55 | 070M55 | 9 | ‐ | C55 | ‐ | 1655 | 55 |
| 1060 | ‐ | 1.0601 | C60 | 080A62 | 43D | CC55 | C60 | ‐ | ‐ | 60 |
| 1055 | S55C | 1.1203 | Ck55 | 070M55 | ‐ | XC55 | C50 | C55K | ‐ | 55 |
| 1060 | S58C | 1.1221 | Ck60 | 080A62 | 43D | XC60 | C60 | ‐ | 1678 | 60Mn |
| 1095 | ‐ | 1.1274 | Ck101 | 060A96 | ‐ | XC100 | ‐ | F.5117 | 1870 | ‐ |
| W1 | SK3 | 1.1545 | C105W1 | BW1A | ‐ | Y105 | C36KU | F.5118 | 1880 | ‐ |
| W210 | SUP4 | 1.1545 | C105W1 | BW2 | ‐ | Y120 | C120KU | F.515 | 2900 | ‐ |
Product Features & Advantages
- Manufactured to EN / DIN / JIS / ASTM / BS / ASME / AISI etc. with strict dimensional tolerance and surface quality
- Reliable Carbon Steel Pipe solution for construction, machinery and industrial projects
- Custom processing available: cutting, bending, decoiling, slitting and surface polishing
- Mill Test Certificate (MTC) and full inspection provided
Applications & Industries
Customer Reviews & Mill Quality Audits
Overall Satisfaction from Global EPC & Steel Buyers
EN 10204 3.1 Chemical & Tensile Verification Passed
SGS, BV & Cotecna Third-Party Audits Supported
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