Price: | 4500.0 USD |
Payment Terms: | T/T,L/C,D/A,D/P |
Place of Origin: | Zhejiang, China (Mainland) |
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Ganyeah Holding Group Co., Ltd. is a large enterprise specializes in producing SUS304,304L,316,316l,321,310s,347,S32101,S32205,S31803,S32304,S32750, S32760 ASME B36.19 Stainless Steel Welded Pipe used in stainless steel mechanical structures, architectural ornament,Petrochemical industry, chemical fertilizer industry, oil refining industry, oil and gas industry, industrial piping, food hygiene, boiler ex-changers and domestic drinking water.
The full identification of the pipe should be continuously marked down its whole length, including:
Nominal Pipe Size (Nominal Bore)
Schedule (Wall Thickness)
Specification
Grade
Method of Manufacture (Seamless or Welded)
Heat Number
Manufacturer's Name or Symbol
The chemical composition of grade 304L ASME B36.19 Stainless Steel Welded Pipe is outlined in the following table
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
304 | min. | - | - | - | - | - | 18.0 | - | 8.0 | - |
max. | 0.08 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 10.5 | 0.10 | ||
304L | min. | - | - | - | - | - | 18.0 | - | 8.0 | - |
max. | 0.030 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 12.0 | 0.10 | ||
304H | min. | 0.04 | - | - | -0.045 | - | 18.0 | - | 8.0 | - |
max. | 0.10 | 2.0 | 0.75 | 0.030 | 20.0 | 10.5 |
The mechanical properties of grade 304L Stainless Steel are displayed in the following table.
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. |