Carbon Steel ST52 Pipe Specification
| Standard | DIN2391 |
| Material Grades | St52 |
| International Equivalents | - EU EN: E355 (1.0580) - USA SAE/AISI: Gr.65 - Germany DIN, W. Nr.: 1.0060, E355, St52, St52-3 - France AFNOR: E335, ES355 - England BS: CEW5, CFS5, E335 - Italy UNI: E335, Fe510 - And more from Sweden, Poland, Czechia, Austria, Russia, and International ISO Standard |
| Codes and Standards Compliance | ANSI, ASME, ASTM, API, SAE, BS, AGA, AWWA, ISO, DIN |
| Dimensions & Sizes | ASME/ANSI B36.10 / 19, 1/2” NB to 36” NB (includes various shapes and techniques like LSAW, SSAW, HSAW) |
| Pipe Wall Thickness | Ranges from SCH 5 to SCH XXS, including 3-12mm thickness |
| Producing Techniques | Hydraulic cold drawn, cold rolled, Seamless / ERW / Welded / Fabricated / CDW / EFW |
| Available Shapes | Round, Half Round, Square, Rectangular, or Custom shape |
| Length | Standard lengths include 6m, 12m with custom options ranging from Min 3 Meters to Max 18 Meters |
| Inside Diameter Tolerance | H7-H10 |
| Outside Diameter Ranges | 1/8’’48’’, DN6DN1200, 10.3mm~1219mm |
| Surface Roughness | Ra0.4-Ra0.8 |
| Delivery Condition | BK(+C), BKW(+LC), BKS(+SR), GBK(+A), NBK(+N) |
| Test Certificate | EN 10204 3.1 B |
| Additional Testing | NACE MR0175, NACE TM0177, NACE TM0284, HIC TEST, SSC TEST, H2 SERVICE, IBR, etc. |
| Tolerance | Cold drawn pipe: +/-0.1mm; Cold rolled pipe: +/-0.05mm |
| Specialization | Large Diameter ST 52 Pipe, DIN ST 52 welded steel tubes, DIN 2391 St 52 Honed Tube for Hydraulic Cylinder and Pneumatic Cylinder |
| Type | Seamless, ERW, Welded, Fabricated |
| Form | Round, Hydraulic, etc. |
| Origin | European, Japanese, Korean, US, Russian, Indian (Strictly No Chinese Material) |
| End | Plain End, Beveled End, Treaded |
Strength tests-
- Leakage test
- Mechanical test
- Compression test
- Hardness test
- Tensile test
- Thermal property analysis
Material tests-
- Micro test
- Chemical analysis
- Macro test
- Pitting corrosion test
- PMI test
- Radiography
ST52 Pipe Size Chart
| NB | Size | OD | 40S | 5S | 10S | S10 | S20 | S40 | S60 | XS/80S | S80 | S100 | S120 | S140 | S160 | XXS |
| mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | ||
| 1/8” | 10.29 | 1.2 | 1.73 | 2.41 | ||||||||||||
| 1/4” | 13.72 | 1.7 | 2.24 | 3.02 | ||||||||||||
| 3/8” | 17.15 | 1.7 | 2.31 | 3.2 | ||||||||||||
| 15 | 1/2” | 21.34 | 2.8 | 1.7 | 2.1 | 2.77 | 3.73 | 3.73 | 4.78 | 7.47 | ||||||
| 20 | 3/4” | 26.67 | 2.9 | 1.7 | 2.1 | 2.87 | 3.91 | 3.91 | 5.56 | 7.82 | ||||||
| 25 | 1” | 33.4 | 3.4 | 1.7 | 2.8 | 3.38 | 4.55 | 4.55 | 6.35 | 9.09 | ||||||
| 32 | 1 1/4” | 42.16 | 3.6 | 1.7 | 2.8 | 3.56 | 4.85 | 4.85 | 6.35 | 9.7 | ||||||
| 40 | 1 1/2” | 48.26 | 3.7 | 1.7 | 2.8 | 3.68 | 5.08 | 5.08 | 7.14 | 10.2 | ||||||
| 50 | 2” | 60.33 | 3.9 | 1.7 | 2.8 | 3.91 | 5.54 | 5.54 | 9.74 | 11.1 | ||||||
| 65 | 2 1/2” | 73.03 | 5.2 | 2.1 | 3.1 | 5.16 | 7.01 | 7.01 | 9.53 | 14 | ||||||
| 80 | 3” | 88.9 | 5.5 | 2.1 | 3.1 | 5.49 | 7.62 | 7.62 | 11.1 | 15.2 | ||||||
| 90 | 3 1/2” | 101.6 | 5.7 | 2.1 | 3.1 | 5.74 | 8.08 | 8.08 | ||||||||
| 100 | 4” | 114.3 | 6 | 2.1 | 3.1 | 6.02 | 8.56 | 8.56 | 11.1 | 13.5 | 17.1 | |||||
| 125 | 5” | 141.3 | 6.6 | 2.8 | 3.4 | 6.55 | 9.53 | 9.53 | 12.7 | 15.9 | 19.1 | |||||
| 150 | 6” | 168.3 | 7.1 | 2.8 | 3.4 | 7.11 | 10.97 | 11 | 14.3 | 18.3 | 22 | |||||
| 200 | 8” | 219.1 | 8.2 | 2.8 | 3.8 | 6.4 | 8.18 | 10.3 | 12.7 | 12.7 | 15.1 | 19.3 | 20.6 | 23 | 22.2 | |
| 250 | 10” | 273.1 | 9.3 | 3.4 | 4.2 | 6.4 | 9.27 | 12.7 | 12.7 | 15.1 | 19.3 | 21.4 | 25.4 | 28.6 | 25.4 | |
| 300 | 12” | 323.9 | 9.5 | 4 | 4.6 | 6.4 | 10.3 | 14.3 | 12.7 | 17.5 | 21.4 | 25.4 | 28.6 | 33.3 | 25.4 | |
| 350 | 14” | 355.6 | 9.5 | 4 | 4.8 | 6.4 | 7.9 | 11.1 | 15.1 | 12.7 | 19.1 | 23.8 | 27.8 | 31.8 | 35.7 | |
| 400 | 16” | 406.4 | 9.5 | 4.2 | 4.8 | 6.4 | 7.9 | 12.7 | 16.7 | 12.7 | 21.4 | 26.2 | 31 | 36.5 | 40.5 | |
| 450 | 18” | 457.2 | 9.5 | 4.2 | 4.8 | 6.4 | 7.9 | 14.3 | 19.1 | 12.7 | 23.8 | 29.4 | 34.9 | 39.7 | 45.2 | |
| 500 | 20” | 508 | 9.5 | 4.8 | 5.5 | 6.4 | 9.5 | 15.1 | 20.6 | 12.7 | 26.2 | 32.5 | 38.1 | 44.5 | 50 | |
| 550 | 22” | 558.8 | 9.5 | 4.8 | 5.5 | 6.4 | 9.5 | 22.2 | 12.7 | 28.6 | 34.9 | 41.3 | 47.6 | 54 | ||
| 600 | 24” | 609.6 | 9.5 | 5.5 | 6.4 | 6.4 | 9.5 | 17.5 | 24.6 | 12.7 | 31 | 38.9 | 46 | 52.4 | 59.5 | |
| 650 | 26” | 660.4 | 9.5 | 7.9 | 13 | 12.7 | ||||||||||
| 700 | 28” | 711.2 | 9.5 | 7.9 | 13 | 12.7 | ||||||||||
| 750 | 30” | 762 | 9.5 | 6.4 | 7.9 | 7.9 | 13 | 12.7 | ||||||||
| 800 | 32” | 812.8 | 9.5 | 7.9 | 13 | 17.5 | 12.7 | |||||||||
| 850 | 34” | 863.6 | 9.5 | 7.9 | 13 | 17.5 | 12.7 | |||||||||
| 900 | 36” | 914.4 | 9.5 | 7.9 | 13 | 19.1 | 12.7 |
ST52 Pipe Price List
- St52 DIN 2391 Seamless Pipes 44.45OD x 3.9MM THK
$0.68/mtr
Europe: €0.57/mtr
Saudi Arabia: SAR 2.55/mtr - DIN 2391 ST52 Pipes in India
INR 85,148.12 - ST 52 Material at Best Price in India
INR 96,303.73 - ST52 Cold Drawn Seamless Steel Pipes:
Price Range: US$ 615.00 - 655.00/Ton | Minimum Order Quantity:: 1 Ton (US) - Carbon Steel Seamless Pipe ST52
India Price: ₹100/Kg - St52 E355 Cold Drawn Seamless Carbon Steel Honed Tube for Hydraulic Cylinder
Price Range: $460.00 - $500.00 per ton | MOQ: 1 Ton (US)
Available Specification
| The final delivery condition | Cold drawn(Mandatory) BK1） |
Cold drawn(Soft) BKW1） |
Cold Drawn and Stress
Release (BKS) |
Anneal (GBK)1） |
Normalizing (NBK)1） |
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| Kinds of Steel | Tensile | Elongation | Tensile | Elongation | Tensile | Yield point | Elongation | Tensile | Elongation | Tensile | Yield point | Elongation | ||
| Steel grade | Material number | No less than | ||||||||||||
| Rm | A5 | Rm | A5 | Rm | ReH | A5 | Rm | A5 | Rm | ReH2) | A5 | |||
| N/mm2 | % | N/mm2 | % | N/mm2 | N/mm2 | % | N/mm2 | % | N/mm2 | N/mm2 | % | |||
| St35 | 1.0308 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 340~470 | 235 | 25 | |
| St37.4 | 1.0255 | 480 | 6 | 420 | 10 | 420 | 315 | 14 | 315 | 25 | 350~480 | 235 | 25 | |
| St45 | 1.0408 | 580 | 5 | 520 | 8 | 520 | 375 | 12 | 390 | 21 | 440~570 | 255 | 21 | |
| St52 | 1.0580 | 640 | 4 | 580 | 7 | 580 | 420 | 10 | 490 | 22 | 490~630 | 355 | 22 | |
| St52.4 | 1.0581 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 500~650 | 355 | 21 | |
St52 Pipe Material Equivalent
St52 pipe material has various equivalents in different standards and countries. The equivalents for St52 material include:
- European EU EN: E355 (1.0580)
- USA SAE / AISI: Gr.65
- Germany DIN, W. Nr.: 1.0060, E355, St52, St52-3
- France AFNOR: E335, ES355, TS-47a, TU526
- England BS: CEW5, CFS5, E335, ERW5NKM
- Italy UNI: E335, Fe510
- Sweden SS: 1650
- Poland PN: MSt6
- Czechia CSN: 11600
- Austria ONORM: St60F
- Russia GOST: St6sp
- Inter ISO: Fe590
St52 Pipe Chemical Composition
| Standard | Grade | C | Si | Mn | P max | S max |
| DIN2391 | St52 | ≤0.22 | ≤0.55 | ≤1.6 | 0.025 | 0.025 |
ST52 Pipe Mechanical Properties
ST52 pipes have excellent mechanical properties with a minimum tensile strength of 600Mpa and a minimum yield strength of 520Mpa.
| Cold drawn(Mandatory) | Cold drawn(Soft) | Cold Drawn and Stress Release | Anneal | Normalizing | ||||||||
| BK1） | BKW1） | (BKS) | (GBK)1） | (NBK)1） | ||||||||
| Grade | Tensile | Elongation | Tensile | Elongation | Tensile | Yield point | Elongation | Tensile | Elongation | Tensile | Yield point | Elongation |
| N/mm2 | % | N/mm2 | % | N/mm2 | N/mm2 | % | N/mm2 | % | N/mm2 | N/mm2 | % | |
| St52 | 640 | 4 | 580 | 7 | 580 | 420 | 10 | 490 | 22 | 490~630 | 355 | 22 |
| Yield Strength | 520 Mpa Min. |
| Tensile Strength | 600 Mpa Min. |
| Elongation | 14% Min. |
| Other Types of CS/MS ST52 Pipes |
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CS/MS ST52 Pipes Application
Carbon Steel ST52 Pipe are known to deliver exceptional performance and are generally developed for meeting the demands. We offer a broad range of Mild Steel ST52 Pipes through a worldwide network of stock-keeping branches. These CS/MS ST52 Pipes is use in various industries like :
- Carbon Steel ST52 Pipe uses in Oil and Gas Pipeline
- Mild Steel ST52 Pipes uses in Chemical Industry
- CS/MS ST52 Seamless Pipes uses in Plumbing
- CS ST52 Welded Pipe uses in Heating
- MS ST52 Welded Pipes uses in Water Supply Systems
- DIN 2391 ST 52 Welded Pipe uses in Power Plant
- ST 52 Welded Pipes uses in Paper & Pulp Industry
- 2391 ST 52 Seamless Pipes uses in General Purpose Applications
- DIN 2391 ST 52 Welded Pipes uses in Fabrication Industry
Cities We Supply
| DIN 2391 ST 52 Seamless Pipes Manufacturer in Surat | DIN 2391 ST 52 Welded Pipes Stockholder in Surendranagar |
| DIN 2391 ST 52 Round Pipes Supplier in Dahod | 2391 ST 52 Seamless Pipes Stockist in Gandhinagar |
| DIN 2391 ST 52 Welded Pipes stockist in Rajkot | ST 52 Welded Pipes Exporter in Sabarkantha |
| DIN 2391 ST 52 Pipes Supplier in Kheda | CS/MS ST52 Pipes Distributor in Kutch |
| Mild Steel ST52 Seamless Pipes Supplier in Jamnagar | Carbon Steel ST52 Pipes Supplier in Junagadh |
| Carbon Steel ST52 Seamless Pipes Stockholder in Mehsana | Mild Steel ST52 Pipes Supplier in Narmada |
| High yield Mild Steel ST52 Seamless Pipes Dealer in Patan | Carbon Steel ST52 Seamless Pipes Stockholder in Porbandar |
| CS/MS ST52 Pipes Supplier in Anand | MS ST52 Welded Pipes Stockist in Banaskantha |
| Mild Steel ST52 Welded Pipes Supplier in Ahmedabad | Carbon Steel ST52 Welded Pipes Dealer in Amreli |
| DIN 2391 ST 52 Welded Pipes Distributor in Bharuch | DIN 2391 ST 52 Hydrualic Pipes Manufacturer in Bhavnagar |
| Top Quality ST52 Steel Pipe Supplier in Navsari | DIN 2391 ST 52 Welded Pipes Manufacturer in Panchmahal |
| ST52 Seamless Pipe Stockist in Vadodara | ST52 Seamless Steel Pipe in Valsad |
Suppliers and Stockists of CS/MS ST52 Pipe in Cities Like
|
Ahmedabad |
Gandhinagar |
Surat |
Rajkot |
MILD STEEL ST52 PIPES IN VAPI, DIN 2391 ST 52 SEAMLESS PIPES DEALER IN ANKLESHWAR, ST52 SEAMLESS STEEL PIPE IN ANKLESHWAR, DIN 2391 ST 52 RECTANGULAR PIPES STOCKIST IN SURAT, DIN 2391 ST 52 ROUND PIPES STOCKIST IN BARODA, ST52 STEEL PIPE.
Quality assurance and material testing-
The quality of the St 52 Material is checked by the quality checkers at every single step of the manufacturing process. All the parameters and manufacturing norms are followed in the development of the pipes. And the manufacturing of the pipes is done under the strict supervision of the hired professional experts. The ranges are set up according to the national and international set of quality standards. The quality checkers conducts different tests to check the quality of the CS/MS ST52 Pipe. Some tests that are performed to check the quality of the product are-
Other than these quality tests the quality checkers also conducts different inspections. The different inspections that are conducted are third-party inspection and visual inspection. These are conducted by the third-party inspection squad who are world’s reputed personnel. They have excellent knowledge about the manufacturing of the pipes that are going to deliver to the clients. These tests and inspections are conducted for the satisfaction of the clients related to the product that is delivered to them.
Documentation of the pipes-
Various documents related to the tests and the inspections are attached to the delivered CS/MS ST52 Pipe to the clients. To ensure them that there are no harmful products is involved in the manufacturing of the pipes. The documents involved are-
Packing of the pipes-
The CS/MS ST52 Pipe is packed so that they don’t lose their properties and maintain their quality. These are well packed in the wooden boxes, pallets, and crates to prevent the pipes from getting rust during shipment of the pipes. They are even protected by the plastic cover so that they are not destroyed in the extreme weather conditions. We ensure the safe and fast delivery of the product to our clients.