SHANDONG TONGMAO SPECIAL STEEL CO., LTD
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stainless steel products include 200, 300, 400 series stainless steel plate/coil/sheet/strip/pipe. Which meet the JIS, ASTM, AS, EN, GB international supply standard conditions. There are a variety of surface treatment technologies such as 2B, BA, 8K, HL, titanium, etching, embossing, etc. Support customization, reasonable price and quality. We implement a strict quality inspection to ensure that our products are 100% qualified, and our strong logistics and transportation capabilities export our products to all over the world. | Description | | |||
| Item | Round aisi tube prices 201 304 304l 316 stainless steel pipe/tube | |||
| Steel grade | 300 series | |||
| Standard | ASTM A213,A312,ASTM A269,ASTM A778,ASTM A789,DIN 17456, DIN17457,DIN 17459,JIS G3459,JIS G3463,GOST9941,EN10216, BS3605,GB13296 | |||
| Material | 304,304L,309S,310S,316,316Ti,317,317L,321,347,347H,304N,316L, 316N,201,202 | |||
| Surface | Polishing,annealing,pickling,bright | |||
| Type | hot rolled and cold rolled | |||
| stainless steel round pipe/tube | ||||
| Size | Wall thickness | 1mm-150mm | ||
| Outer diameter | 6mm-2500mm | |||
| Delivery time | Prompt delivery or as the order quantity. | |||
| Package | Standard export seaworthy package,or as required. | |||
| Application | It is widely used in the fields of petroleum, food, chemical industry, construction, electric power, nuclear energy, energy,machinery, biology, papermaking, shipbuilding and boilers. Pipes can also be made according to customer requirements. | |||
| Contact | If you have any questions,please feel free to contact me. | |||
| | 20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High) 24-26CBM 40ft GP:12032mm(Length)x2352mm(Width)x2393mm(High) 54CBM 40ft HC:12032mm(Length)x2352mm(Width)x2698mm(High) 68CBM | |||
| Austenitic Stainless Steel | 201, 301, 304, 305, 310, 314, 316, 321, 347, 370, etc | |||
| Martensitic Stainless Steel | 410, 414, 416, 416, 420, 431, 440A, 440B, 440C, etc | |||
| Duplex Stainless Steel | S31803, S32101, S32205, S32304, S32750, etc | |||
| Ferritic Stainless Steel | 429, 430, 433, 434, 435, 436, 439, etc | |||
production line
Chemical composition table
| chemical component ( %) | |||||||
| Grade ASTM | C | Si | Mn | S | P | Cr | Ni |
| 201 | ≤0.15 | ≤0.75 | 5.50-7.50 | ≤0.030 | ≤0.060 | 16.00-18.00 | 3.50-5.50 |
| 304 | ≤0.07 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 17.00-19.00 | 8.00-11.00 |
| 304L | ≤0.03 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 18.00-20.00 | 8.00-12.00 |
| 309S | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 22.00-24.00 | 12.00-15.00 |
| 310S | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 24.00-26.00 | 19.00-22.00 |
| 316 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.045 | 16.00-18.00 | 10.00-14.00 |
| 316L | ≤0.03 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 16.00-18.00 | 12.00-15.00 |
Using the Scene | Surface | Characteristic | Processing Technology | ||
| N0.1 | Original | Pickled after hot rolling | ||
| 2D | Blunt | Hot rolling + annealing shot peening pickling + cold rolling + annealing pickling | ||
| 2B | Blurred | Hot rolling + annealing shot peening pickling + cold rolling + annealing pickling + tempering rolling | ||
| N0.3 | Matte | Polishing and tempering rolling with 100-120 mesh abrasive materials | ||
| N0.4 | Matte | Polishing and tempering rolling with 150-180 mesh abrasive material | ||
| NO.240 | Matte | Polishing and tempering rolling with 240 mesh abrasive materials | ||
| NO.320 | Matte | Polishing and tempering rolling with 320 mesh abrasive materials | ||
| NO.400 | Matte | Polishing and tempering rolling with 400 mesh abrasive materials | ||
| HL | Brushed | Grind the surface of the steel belt with an appropriate grinding grain size to make it show a certain longitudinal texture | ||
| BA | Bright | The surface is annealed and shows high reflectivity | ||
| 6K | Mirror | Rough grinding and polishing | ||
| 8K | Mirror | Fine grinding and polishing | ||