Stainless steel 309H Pipes & Tubes
Riddhi Siddhi Impex is acknowledged as a manufacturer, exporter & suppliers of ASTM A312 309H Stainless Steel Pipes & Tubes, available in a variety or grades, materials, and finishes, in metric and inch sizes. We provide a wide range of SS 309H Pipes and Tubes in Seamless, Welded, SAW, LSAW, DSAW etc. These Pipes & Tubes are widely used in different industries like oil & gas, Refineries, Fertilizers, Heat-Exchangers, Paper & Pulp, Pharmaceuticals, Chemicals, Water Treatment, Dairy, Sugar & Food Processing etc.
| Specifications | : | ASTM A/ASME SA213/A249/A269/A312/A358 |
| Dimensions | : | ASTM, ASME and API |
| 309H Pipes & Tubes Size | : | 6NB to 1200NB IN |
| Tubing Range | : | 1/2" OD - 12" OD , Guage: 25 SWG - 10 SWG |
| Specialized in | : | Large Diameter Size |
| Schedule | : | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Type | : | Seamless / ERW / Welded / Fabricated / LSAW Pipes |
| Form | : | Round, Square, Rectangular, Hydraulic Etc |
| Length | : | Single Random, Double Random & Cut Length. |
| End | : | Plain End, Beveled End, Treaded |
| STANDARD | WERKSTOFF NR. | UNS | JIS | AFNOR | BS | GOST | EN |
| SS 309H | - | S30909 | - | - | - | - | - |
| Grade | C | Mn | Si | P | S | Cr | Ni | Fe | |
| 309H | min. | 0.04 | - | - | - | - | 22.0 | 12.0 | 58.0 63.0 |
| max. | 0.10 | 2.0 | 0.75 | 0.045 | 0.03 | 24.0 | 15.0 | ||
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 309H | 515 | 205 | 40 | 95 | 217 |