Jianglin Stainless Steel is a leading manufacturers of an exclusive stainless steel 347 and 347H tubes. By considering both international and local standards of 347/347H stainless steel tubes, we designed and manufactured our products. Excepting for 347/347H, we also provides various grade of stainless steel tubes with differentiated sizes and thicknesses. We perceived the demands and requirements of our clients and could provide customized productions for our customers. Our products are excellent in their properties including outstanding resistance, high-temperature resistance, and wide application in various industries. Jianglin Stainless Steel welcomes your bulk orders and immediately dispatch the products from our inventory. Our 347 and 347H can suit quality tests and meet multifarious global standards. The proceessing procedures including heat treatment and annealing, ,cold treatment and hot treatment are all supported at Jianglin Stainless Steel under the guidance of professional experts. Jianglin Stainless Steel is reknowned for firm and qualified raw materials. Stainless Steel 347 is a grade contains the elements of chromium, nickel, carbon, etc. 347H, however, contains high level of carbon elements, making our 347H stainless steel tube suitable for high temperaturer environment and for pressure applications. The chromium elements allows our 347H stainless steel has the resistance to corrosion, cracking and pitting. Our products are stable in their mechanical properties and chemical properties. Our products are storaged in optimal inventory that protect our products from air, high temperature and moisture.
Property Of 347/347H Stainless Steel Tube
Chemical Analysis (%) Specified | |||||||||
Grade | C | Si | Mn | P | S | Cr | Mo | Ni | Other |
347 | 0.08 | 0.75 | 2 | 0.045 | 0.03 | 17.0-19.0 | – | 9.0-13.0 | Nb≥5*C% |
347H | 0.04-0.1 | 1 | 2 | 0.04 | ≤0.03 | 0.03 | – | 9.0-13.0 | Nb 0.32-1 |
Chemical Analysis (%) Specified | ||||||||
Grade | C | Si | Mn | P | S | Cr | Ni | Other |
347 | 0.08 | 0.75 | 2 | 0.045 | 0.03 | 17.0-19.0 | 9.0-13.0 | Nb≥5*C% |
347H | 0.04-0.1 | 1 | 2 | 0.04 | 0.03 | 0.03 | 9.0-13.0 | Nb 0.32-1 |
Mechanical Properties Specified (min) | |||
Grade | Tensile Strength MPa | Yield Strength (0.2% offset) MPa | Elongation % in 50mm |
347 | 520 | 205 | 35 |
347H | 480 | 205 | 29 |
Application Of 347/347H Stainless Steel Tube
Oil Transportation
Chemical Industry
Aerospace Industry
Paper Making