Yuhong Group Co.,Ltd
Yuhong Holding Group Co.,LTD
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Tueberia acero inoxidable ASTM A312/A312M-2018A TP304L SMLS PIPE 17.2 *2.31 *6000MM ,Annealed & Pickled
YUHONG SPECIAL STEEL deal with stainless steel seamless pipe and tube already more than 10 years, every year sell more than 80000 tons of stainless steel seamless pipe and tube. Our client already cover more than 45 countries.
Application:
Chemical Composition:
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 304 | min.max. | -0.08 | -2.0 | -0.75 | -0.045 | -0.03 | 18.0-20.0 | - | 8.0--10.5 | -0.10 |
| 304L | min.max. | -0.030 | -2.0 | -0.75 | -0.045 | -0.03 | 18.0-20.0 | - | 8.0--12.0 | -0.10 |
| 304H | min.max. | 0.04-0.10 | -2.0 | -0.75 | -0.045 | -0.03 | 18.0-20.0 | - | 8.0--10.5 | - |
Mechanical Properties:
| 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. | |||||
Grade specifications:for 304 grade stainless steel
| Grade | UNS No | Old British | Europen | Swedish SS | Japanese JIS | ||
| BS | En | No | Name | ||||
| 304 | S30400 | 304S31 | 58E | 1.4301 | X5CrNi18-10 | 2332 | SUS 304 |
| 304L | S30403 | 304S11 | - | 1.4306 | X2CrNi19-11 | 2352 | SUS 304L |
| 304H | S30409 | 304S51 | - | 1.4948 | X6CrNi18-11 | - | - |
| These comparisons are approximate only. The list is intended as a comparison of functionally similar materials not as a schedule of contractual equivalents. If exact equivalents are needed original specifications must be consulted. | |||||||
Size Range:
| Production | Outside Diameter | Wall Thickness |
| Seamless Pipe | 6.00mm to 830mm | 0.5mm to 48mm |
Final Finishing:
Solution Annealed & Pickled
ANSI B16.10: B16.19 SCH 5S, SCH 10S, SCH 20, SCH 30, SCH 40S, SCH 60, SCH80S, XS, SCH 100, SCH 120, SCH160, XXS
