S31500,S31803,S32900,S31260,S32750,S32550 duplex steel pipe / dual phase steel pipe
S31500 duplex steel pipe,S31803 duplex steel pipe manufacturer ,S32900 duplex steel pipe,S31260 duplex steel pipe producer,S32750duplex steel pipe exporter ,S32550 duplex steel pipe / dual phase steel pipe,
zheheng steel is one of s31500 duplex steel seamless pipe manufacturer ,s31803 dual phase steel pipe exporter ,s31260 duplex steel pipe, ss 32960 duplex steel pipe supplier,more than many years experence ,we have ability provide to you high quality dual phase steel pipes with lowest price ,our duplex steel pipes are also used in Industry,Construction,
S31500 duplex steel pipe chemical composition:
| Steel Grade | C≤ | Mn≤ | Si≤ | S≤ | P≤ | Cr | Ni | Mo | Cu≤ | N |
| S31500(3RE60) | 0.03 | 1.2/ | 1. 4/ | 0.03 | 0.03 | 18.0/ | 4.25/ | 2.50/ | | 0.05/ |
| 00Cr18Ni5Mo3Si2 | 2 | 2 | 19 | 5.25 | 2 | 0.1 |
| Steel Grade | Heat Treatment℃ | Ab(MPa)≥ | As(MPa)≥ | EL≥ | HB | HRC | | | | |
| | | | | | | | | | | |
| S31500(3RE60) | 980-1040 | 630 | 440 | 30 | 290 | 30.5 | | | | |
| 00Cr18Ni5Mo3Si2 | | | | |
Duplex steel pipe details description:
| 1. | Item | s steel pipe |
| 2. | Material | S31500,S31803,S32900,S31260,S32750,S32550,W-Nr 1.4462, W-Nr 1.4417,W-Nr 1.4507,W-Nr 1.4501,W-Nr 1.4362,W-Nr 1.4410, W-Nr 1.4460,SAF 2205,SAF 2507,SAF 2304,etc. |
| 3. | Specifications | Wall thickness | 1.0-150mm(SCH10S-XXS) |
| Outside diameter | 3.0-2500mm(1/8"-100") |
| Length | 6m,5.8m,8m,11.8m,12m or as required. |
| 4. | Surface | Pickling, annealing, polishing, bright, sand blast, hair line, etc. |
| 5. | Price Term | Ex-work, FOB, CFR, CIF, or as required. |
| 6. | Payment Term | T/T, L/C, Western Union. |
| 7. | MOQ | 500kg |
| 8. | Delivery Time | Prompt delivery or according to order's quantity. |
| 9. | Package | Export standard package: bundled wooden box, suit for all kinds of transport, or be required. |
Mechanical Tests Required
1 Tension Tests—One tension test shall be made on a specimen for lots of not more than 50 tubes. Tension tests shallbe made on specimens from two tubes for lots of more than 50
tubes (see Note 2).
2 Flaring Test (for Seamless Tubes)—One test shall be made on specimens from one end of one tube from each lot(see Note 1) of finished tubes. The minimum expansion of the
inside diameter shall be 10 %.
3 Flange Test (for Welded Tubes)—One test shall be made on specimens from one end of one tube from each lot (see Note1) of finished tubes.
4 Hardness Test—Brinell or Rockwell hardness tests shall be made on specimens from two tubes from each lot
5 When more than one heat is involved, the tension,flaring, flanging, and hardness test requirements shall apply to each heat.
6 Reverse Flattening Test—For welded tubes, one reverse flattening test shall be made on a specimen from each 1500 ft[450 m] of finished tubing.
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S32750 S32550 Annealing Duplex Steel Pipe , Dual Phase Duplex Steel Round Bars Images
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