exporter , stockist , supplier and dealer of Stainless steel 304h pipes and tubes.
Table 1. Composition ranges for 304H grade stainless steel
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
304 | min. max. | - 0.08 | - 2.0 | - 0.75 | - 0.045 | - 0.030 | 18.0 20.0 | - | 8.0 10.5 | - 0.10 |
304L | min. max. | - 0.030 | - 2.0 | - 0.75 | - 0.045 | - 0.030 | 18.0 20.0 | - | 8.0 12.0 | - 0.10 |
304H | min. max. | 0.04 0.10 | - 2.0 | - 0.75 | -0.045 | - 0.030 | 18.0 20.0 | - | 8.0 10.5 | - |
304H Stainless Steel Pipes and Tubes Mechanical Properties Typical mechanical properties for grade 304H stainless steels are given in table 2.
Table 2. Mechanical properties of 304H grade stainless steel
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 |
304 | 515 | 205 | 40 | 92 | 201 |
304L | 485 | 170 | 40 | 92 | 201 |
304H | 515 | 205 | 40 | 92 | 201 |
304H also has a requirement for a grain size of ASTM No 7 or coarser. |
Specifications:
Range:15 NB UP TO 600 NB IN SCH 5S, 10S,10, 20, 40S, 40, STD, 60, 80S, 80, XS, 100, 120, 140, 160 & XXS
Stainless Steel Pipes are available in the following Grades: ASTM / ASME SS310H
Type: Seamless / ERW / Welded/ Fabricated
Form: Round, Square, Rectangular, Hydraulic etc.
Length: Single Random, Double Random & Cut Length
End: Plain End, Bevelled End, Treaded
Value Added Services:
Hot Dipped Galvanizing
Epoxy & FBE Coating
Electro Polish
Draw & Expansion