Stainless Steel 304H Pipes & Tubes
| Specifications | : | ASTM A 312 ASME SA 312 / ASTM A 358 ASME SA 358 |
| Dimensions | : | ASTM, ASME and API |
| SS 304H Pipes | : | 1/2″ NB – 16″ NB |
| ERW 304H Pipes | : | 1/2″ NB – 24″ NB |
| EFW 304H Pipes | : | 6″ NB – 100″ NB |
| Size | : | 1/8″NB TO 30″NB IN |
| 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 |
Types of Stainless Steel Welded Pipes
| Stainless Steel 304H Seamless Pipe | SS 304H Seamless Pipe 304H SS Seamless Pipe 304H Stainless Steel Seamless Pipe UNS S30409 Seamless Pipe WERKSTOFF NR. 1.4948 Seamless Pipe ASTM A312 TP 304H Stainless Steel Seamless Pipes |
| Stainless Steel 304H Welded Pipe | SS 304H Welded Pipe 304H SS Welded Pipe SS 304H ERW Pipe SS 304H EFW Pipe Stainless Steel 304H ERW Pipe Stainless Steel 304H EFW Pipe 304H Stainless Steel Welded Pipe UNS S30409 Welded Pipe WERKSTOFF NR. 1.4948 Welded Pipe ASTM A312 TP 304H Stainless Steel Welded Pipes |
| Stainless Steel 304H Round Pipe | SS 304H Round Pipe 304H SS Round Pipe 304H Stainless Steel Round Pipe UNS S30409 Round Pipe SS UNS S30409 Round Pipe ASTM A312 TP 304H Stainless Steel Round Pipes |
| Stainless Steel 304H Square Pipe | SS 304H Square Pipe 304H SS Square Pipe 304H Stainless Steel Square Pipe UNS S30409 Square Pipe WERKSTOFF NR. 1.4948 Square Pipe ASTM A312 TP 304H Stainless Steel Square Pipes |
| Stainless Steel 304H Rectangular Pipe | SS 304H Rectangular Pipe 304H SS Rectangular Pipe 304H Stainless Steel Rectangular Pipe UNS S30409 Rectangular Pipe WERKSTOFF NR. 1.4948 Rectangular Pipe ASTM A312 TP 304H Stainless Steel Rectangular Pipes |
304H Stainless Steel Pipe Available Sizes :
| NB Sizes | Sch 5 | Sch 10 | Sch 40 | Sch 80 | Sch 160 |
| 1/8″ | ✔️ | ✔️ | ✔️ | ✔️ | |
| 1/4″ | ✔️ | ✔️ | ✔️ | ✔️ | |
| 3/8″ | ✔️ | ✔️ | ✔️ | ✔️ | |
| 1/2″ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ |
| 3/4″ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ |
| 1″ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ |
| 1 1/4″ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ |
| 1 1/2″ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ |
| 2″ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ |
| 2 1/2″ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ |
| 3″ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ |
| 4″ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ |
| 5″ | ✔️ | ✔️ | ✔️ | ✔️ | |
| 6″ | ✔️ | ✔️ | ✔️ | ✔️ |
304H Stainless Steel Pipes Chemical Composition :
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 304H | min. | – | – | – | – | – | 18.0 | – | 8.0 | – |
| max. | 0.10 | 2.0 | 0.75 | 0.045 | 0.03 | 20.0 | 10.5 | – | ||
Stainless Steel 304H Pipe Mechanical Properties
| 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 | ||||
| 304H | 515 | 205 | 40 | 92 | 201 |
Stainless Steel 304H Pipes Physical Properties
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/0C) | Thermal Conductivity (W/m.K) | Specific Heat 0-1000C (J/kg.K) | Electrical Resistivity (n.m) | |||
| 0-1000C | 0-3150C | 0-5380C | at 1000C | at 5000C | |||||
| 304H | 8000 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 | 500 | 720 |
Equivalent Grades for 304H Stainless Steel Pipe
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
| BS | En | No | Name | ||||
| 304H | S30409 | 304S11 | 58E | 1.4948 | X5CrNi18-10 | 2332 | SUS 304H |
