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ASTM A213 / ASME SA213 TP316L Seamless U Bend Tube For Heat Exchanger
U bend tubes for heat exchangers applied mostly in Oil & Gas plants, Chemical & Petrochemical plants, Refineries, Power plants, Renewable energy plants.
YUHONG GROUP deal with Austenitic Stainless Steel, Nickel Alloy Steel(Hastelloy , Monel, Inconel, Incoloy) seamless and welded pipe and tube already more than 33 years, every year sell more than 80000 tons of steel pipe and tube. Our client already cover more than 45 countries, Like Italy, UK, Gernmany, USA, Canada, Chile, Colombia, Saudi Arabia, Korea, Singapore, Austrial, Poland, France , ....And our group branch company and factory have been already approved by :ABS, DNV, GL, BV, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9001-2008, ISO 14001-2004.
ASTM A213/ASME SA213 covers low alloy steel pipes and minimum-wall-thickness, seamless ferritic and austenitic steel, boiler and super-heater tubes and austenitic steel heat-exchanger tubes, designated Grades TP304,TP304H,TP304L,TP310S, TP310HCbN, TP316, TP316H, TP316L etc.
Grades TP304H, TP309H, TP309HCb, TP310H, TP310HCb, TP310HCbN, TP316H, TP321H, TP347H, TP347HFG (fine grained) and TP348H are modifications of Grades TP304, TP309S, TP309Cb, TP310S, TP310Cb, TP316, TP321, TP347, and TP348, and are intended for high-temperature service, such as for superheaters and reheaters.
Chemical Composition Of ASTM A213 Stainless Steel Tubes
| Steel Grades | ASTM A213 Chemical Composition % Max | ||||||||||
| C | Mn | P | S | Si | Cr | Ni | Mo | NB | Nb | Ti | |
| TP304 | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 18.0-20.0 | 8.0-11.0 | … | … | … | … |
| TP304H | 0.04-0.10 | 2.00 | 0.040 | 0.030 | 0.75 | 18.0-20.0 | 8.0-11.0 | … | … | … | … |
| TP304L | 0.035 | 2.00 | 0.040 | 0.030 | 0.75 | 18.0-20.0 | 8.0-13.0 | … | … | … | … |
| TP310S | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 24.0-26.0 | 19.0-22.0 | 0.75 | … | … | … |
| TP310HCbN | 0.04-0.10 | 2.00 | 0.030 | 0.030 | 0.75 | 24.0-26.0 | 17.0-23.0 | … | 0.15-0.35 | 0.20-0.60 | … |
| TP316 | 0.08 | 2.00 | 0.040 | 0.030 | 0.75 | 16.0-18.0 | 11.0-14.0 | 2.00-3.00 | … | … | … |
| TP316L | 0.035 | 2.00 | 0.040 | 0.030 | 1.00 | 16.0-18.0 | 10.0-15.0 | 2.00-3.00 | … | … | … |
| TP316H | 0.04-0.10 | 2.00 | 0.040 | 0.030 | 0.75 | 16.0-18.0 | 11.0-14.0 | 2.00-3.00 | … | … | … |
| TP321 | 0.08 | 2.00 | 0.040 | 0.030 | 0.75 | 17.0-20.0 | 9.0-13.0 | … | … | … | 5C-0.60 |
| TP321H | 0.04-0.10 | 2.00 | 0.040 | 0.030 | 0.75 | 17.0-20.0 | 9.0-13.0 | … | … | … | 4C-0.60 |
| TP347 | 0.08 | 2.00 | 0.040 | 0.030 | 0.75 | 17.0-19.0 | 9.0-13.0 | … | … | 10xC-1.00 | … |
| TP347H | 0.04-0.10 | 2.00 | 0.040 | 0.030 | 0.75 | 17.0-20.0 | 9.0-13.0 | … | … | 8xC-1.00 | … |
Standard Technical Range
OD 9.5mm – 38.1mm
WT up to 6.35mm
Bending radii 1.25 x OD up to 1700mm
Bends can be supplied in accordance with TEMA R / ASTM SA/A556
Leg length up to 15000mm
Heat treatment where required by electric furnance or direct resistance
Hydrotesting up to 10,000 psi
Post Bending NDT Control
The common application fields are:
heat exchangers (condensers, evaporators, sea water desalinators)
chemical and petrochemical industries
food processing and refrigeration industries
