Younglee supply Heat exchanger tubes in a wide range of stainless steel grades and duplex / super duplex stainless steel grades. Here below are the details:
1) Product standards:
Heat exchanger tubes (Seamless) is usually manufactrued and inspected under below standards:
- EN 10216-5 TC1/TC2, EN 10305-1(for tolerance)
- ASTM A 312, ASTM A 213
- PED 97/23/EC, AD 2000
- NACE MR0175
Other requirements, standards on customers requests.
2) Size range:
The most typical size of heat exchanger tubes are 19.05 x 1.5, 19.05 x 2.11, 25 x2, 25.4 x 1.65, 25.4 x 2.11, ... and so on. The size range of heat exchanger tubing / heat exchanger piping we can do is:
Outside diameter: 6 mm to 88.9 mm
0.5 mm to 10 mm.
heat exchanger pipes are delivered in straight length up to 18 meters, or supplied in u bent type as U bend pipes.
3) Materials / steel grades:
Heat exchanger pipe is available in a wide range of stainless steel grades both in AISI & EN/DIN/ISO standards as below:
ASTM / AISI: 316 /316L, 304/304L, 321/321H, 316Ti, 347 / 347H;
EN/DIN: 1.4301/1.4307, 1.4401/1.4404, 1.4541/1.4878, 1.4571.
Heat exchanger tubing is also supplied in duplex steel and super duplex steel grades as duplex stainless steel pipes.
ASTM / AISI: S31803, S32750,S32760, 2205, 904 / 904L.
EN/DIN: 1.4462, 1.4410, 1.4539.
4) Delivery condition:
Mostly stainless steel heat exchanger tubes are delivered in solution annealed and pickled condition. Bright annealed tubes for heat exchangers are supplied on customer's requrest
- Excellent corrosion resistance
- High strength
- 100% NDT tested before packing
- Without any defects on inside and outside surface which prevents leakage.
Stainless steel heat exchanger tube are used in all types of heat exchangers, boilers in various industries, such as seawater coolers, condensers, heaters, evaporators, and so on.