Customization: | Available |
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Type: | Stainless Steel Strips |
Standard: | ASTM, AISI, GB, JIS, DIN, EN |
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347H (S34709) is an American standard austenitic stainless steel, executed according to ASTM A240/A240M-2018
347H (S34709) belongs to high carbon niobium containing Cr-Ni austenitic stainless steel. Due to its stable element Nb, it has good resistance to intergranular corrosion and multi sulfuric acid intergranular stress corrosion. In corrosive media such as acid, alkali, and salt, its corrosion resistance is similar to that of Ti containing 18-8 austenitic stainless steel. Therefore, it is widely used in industries such as boilers, power generation, petroleum, chemical, synthetic fiber, food, paper, etc. Used for large boiler superheater tubes, reheater tubes, steam pipelines, and heat exchangers in petrochemical industry.
Product Specification
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Thickness
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0.04mm-3.0mm
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Thickness tolerance
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<0.2mm: ±0.05mm
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0.2mm~0.8mm:±0.10mm
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>0.8mm:±0.2mm
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Width
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2.0mm-600mm, As customers required.
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Width tolerance
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<30mm:±0.10mm
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30mm~100mm:±0.20mm
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100mm~600mm:±0.50mm
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>600mm:±10%
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Surface
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2B, BA, ect.
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Main Grade
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201J1 201J3 201J4 304 304L 316 316L 321 430,ect.
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Standard
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ASTM A240, JISG4304 JISG4305 GB/T4237 GB/T8165 BS1449, DIN17460 DIN17441
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Surface Finish
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Definition
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Application
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2B
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Finished by heat treatment , picking or equipvalent cold rolling , followed by skin pass to obtain adequate luster surface.
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With bright and smooth surface ,easy for further grinding to obtain brighter surface ,suitable for medical instruments ,milk containers ,tableware and so on. |
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BA
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Bright heat treatment after cold rolling.
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Structual members .etc.kitchen utensil ,cutlery ,eleltric applicances ,medical instruments ,building decorations ,etc.
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NO.3/NO.4
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Polished with No.150-240 abrasives.
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Milky food processing equipment , medicalinstruments ,building decorations.
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HL
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Finshed by polishing with abrasives of suitable grain size to obtain continuous streaks.
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Building decorations ,such as elevators ,escalators ,door etc.
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6K/8K
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A mirror-like reflective surface ,which is obtained by polishing with successively finer abrasives and buffing extensively with all gritlines are removed.
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Buliding entrances,bulkding column casting ,elevator's wall doors ,counters,sculptures etc.
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Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
201 | .15 Max | 5.5- 7.5 | 1.00 Max | .060 Max | .030 Max | 16-18 | 3.5-5.5 | .25 Max | |
202 | .15 Max | 5.5- 7.5 | 1.00 Max | .060 Max | .030 Max | 16-18 | 3.5-5.5 | .25 Max | |
301 | 0.15 max | 2.00 max | 1.00 max | 0.045 max | 0.030 max | 16-18 | 6-8 | 0.10 | |
302 | 0.15 | 2.00 max | 0.75 | 0.05 | 0.03 | 17-19 | - | 8-10 | 0.10 |
302B | 0.15 | 2.00 max | 2.0-3.0 | 0.05 | 0.03 | 17-19 | - | 8-10 | - |
304 | 0.08 | 2.00 max | 0.75 | 0.05 | 0.03 | 18-20 | - | 8-10.5 | 0.10 |
304L | 0.03 | 2.00 max | 0.75 | 0.05 | 0.03 | 18-20 | 6-12 | 0.10 | |
304H | 0.04-0.01 | 2.00 max | 0.75 | 0.05 | 0.03 | 18-20 | 8-10.5 | - | |
310 | 0.25 | 2.00 max | 1.50 | 0.05 | 0.03 | 24-26 | - | 19-22 | - |
310S | 0.08 | 2.00 max | 1.50 | 0.05 | 0.03 | 24-26 | - | 19-22 | - |
316 | 0.08 | 2.00 max | 0.75 | 0.05 | 0.03 | 16-15 | 2-3 | 10-14 | 0.10 |
316L | 0.03 | 2.00 max | 0.75 | 0.05 | 0.03 | 16-18 | 2-3 | 10-14 | 0.10 |
321 | 0.08 | 2.00 max | 0.75 | 0.05 | 0.03 | 17-19 | 9-12 | 0.10 | |
410 | .080 -.150 | 1.00 max | 1.00 max | 0.04 | 0.030 max | 11.5-13.5 | 0.75 max |
20ft GP: 5.8m(length) x 2.13m(width) x 2.18m(high) about 24-26CBM,27MTS
40ft GP: 11.8m(length) x 2.13m(width) x 2.18m(high) about 54CBM,27MTS
40ft HG: 11.8m(length) x 2.13m(width) x 2.72m(high) about 68CBM,27MTS
Q: What are the details of your after sales service?
A: 1) We provide the necessary technical support to all of our customers, such as material performance and heat treatment data advice.
2) We provide the appropriate steel material technical parameters for customers in Germany, The USA, Japan, Britain, and other countries.
Q: How could I get a sample?
A: Before we received the first order, please afford the sample cost and express fee. We will return the sample cost back to you within your first order.