DIN 2391 ST 52 Pipes
Ratnam Steel is a manufacturer, supplier, exporter of a huge variety of products. We are an esteemed company that is pretty much engaged in giving a widespread variety of DIN 2391 ST 52 Pipes. Being ISO certified company and producing huge range of products, we have a huge number of domestic as well as international clients. We have supplied DIN 2391 ST 52 Pipes to clients in India as well as across the globe in countries such as US, UK, Italy, Germany, Australia etc. We offer DIN 2391 ST 52 Pipes at economical price to our consumers. These products have a widespread application in number of industries like sugar, nuclear, marine, defence, fabrication etc.
Specification
Standard : DIN
Diameter : 320 to 127 mm
Thickness (SAW) : 0.4 to 12.7 mm
Length : 6 m above
Mechanical Properties
| 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 | |