Jiaxing MT stainless steel co.,ltd.
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S30403 1.4306 Stainless Steel U Bend Heat Exchanger Tube For Boiler
MTSCO heat exchanger tube with pickling and annealing surface is very popular in boilers and heat exchangers industry , water heater industry , air-conditioning industry etc . This kind of seamless tubes are have a very important position in our all products .
ASTM A 213 / A 213M ASME SA213 / SA213M Specification for Seamless Ferric and Austenitic Alloy -Steel Boiler , Su[perheater , and Heat-Exchanger Tubes
ASTM A 249 / A 249M Specification for Welded Austenitic Steel Boiler , Superheater , Heat-Exchanger , and Condenser tubes
Austenitic:
TP310S(0Cr25Ni20, 2520)
TP304(0Cr18Ni9)
904L (00Cr20Ni25Mo4.5Cu , UNS N08904)
TP347(0Cr18Ni11Nb)
TP347H(1Cr19Ni11Nb)
TP321(0Cr18Ni10Ti)
TP304L(00Cr19Ni10)
TP316(0Cr17Ni12Mo2)
TP316L(00Cr17Ni14Mo2)
Duplex :
UNS S31803 (00Cr22Ni5Mo3N SAF2205)
UNS S32750 (00Cr25Ni7Mo4N SAF 2507)
| Size | OD : 3.18-101.6mm |
| WT : 0.5-20mm | |
| Length : 12192mm | |
| Advantage | Superior surface finish , better mechanical property ; more precise dimension ; perfect inspection method and inspection equipment |
| Application | Boiler tube applies to petroleum , chemical industry , electric power , boiler , high temperature resistant , low temperature resistant , corrosion resistant . The size can be made according to the customers requirements . High pressure boiler pipe applies to container , petrochemical and so on . Note : Generally , high pressure boiler pipe’s working pressure above 9.88Mpa and working temperature between 450 to 650 . |
| Package | Plywood case |
ASTM A213 / A213M Chemical Composition :
| Elements | 304L(wt%) S30403 | 304(wt%) S30400 | 316L (wt%) S31603 | 316 (wt%) S31600 |
| (C) Carbon, max | 0.035 | 0.08 | 0.035 | 0.08 |
| (Mn) Manganese, max | 2 | 2 | 2 | 2 |
| (P) Phosphorus, max | 0.045 | 0.045 | 0.045 | 0.045 |
| (S) Sulfur, max | 0.03 | 0.03 | 0.03 | 0.03 |
| (Si) Silicon, max | 1 | 1 | 1 | 1 |
| (Ni) Nickel | 8.0 - 12.0 | 8.0 - 11.0 | 10.0 - 14.0 | 10.0 - 14.0 |
| (Cr) Chromium | 18.0 - 20.0 | 18.0 - 20.0 | 16.0 - 18.0 | 16.0 - 18.0 |
| (Mo) Molybdenum | N/A | N/A | 2.0 - 3.0 | 2.0 - 3.0 |
| (Fe) Iron | Bal. | Bal. | Bal. | Bal. |
| (Cu) Copper | N/A | N/A | N/A | N/A |
| (N) Nitrogen | N/A | N/A | N/A | N/A |