25.4mm Cold Rolled S31803 Tube Desalination Used Duplex Steel For Heat Exchanger
Material: Alloy 400, UNS N04400; Alloy 625, UNSN06625; Alloy 601, UNSN06601; Alloy 600, UNSN06600; Alloy 825, UNSN08825, 2.4858; Alloy 800, UNS N08800; S32750,1.4410, 2507, F53; S32205, S31803, 1.4462; 316L, 1.4401, 1.4404, 1.4435; 304L, 1.4306, S30403, 1.4307;
Get Quote
25.4mm Cold Rolled S31803 Tube Desalination Used Duplex Steel For Heat Exchanger
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 .
Heat Exchange Tube Application :
a) Petroleum , chemical enterprise , super heater of boiler and heat exchanger
b) High temperature-resistant transmission fluid pipe in power station
c) Ship with pressure pipe
d) Exhaust purification device
e) Construction and ornament
f) solar industry , military , semiconductor etc
Grade | S31803; TP304 ; TP304H ; TP304L ; TP316 ; TP316L ; TP 321 ; TP321H ; TP317L ; TP310S ; TP347H |
Standard | ASTM A789, ASTM A213 , ASTM A 269 , ASTM A 270 , EN10216-5 ; ASTM B 622 ; ASTM B516 ,etc |
Size | Routine OD : 19.05mm,25.4mm,31.8mm,38.1mm |
WT : 1.2-2.77mm | |
Length | According to customer needs up to 20m |
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 |
Package | Plywood case |
Duplex Steel Tube Chemical Composition:
UNS Designation | C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu |
max | max | max | max | max | ||||||
S31803 | 0.03 | 1 | 2 | 0.03 | 0.02 | 21.0 - 23.0 | 4.5 - 6.5 | 2.5 - 3.5 | 0.08 - 0.20 | - |
S32205 | 0.03 | 1 | 2 | 0.03 | 0.02 | 22.0 - 23.0 | 4.5 - 6.5 | 3.0 - 3.5 | 0.14 - 0.20 | - |
S32750 | 0.03 | 0.8 | 1.2 | 0.035 | 0.02 | 24.0 - 26.0 | 6.0 - 8.0 | 3.0 - 5.0 | 0.24 - 0.32 | 0.5 max |
S32760 | 0.05 | 1 | 1 | 0.03 | 0.01 | 24.0 - 26.0 | 6.0 - 8.0 | 3.0 - 4.0 | 0.20 - 0.30 | 0.50 -1.00 |
Duplex Steel Tube Test :
1 . NTD ( Ultrasonic test , Eddy Current test )
2 . Mechanical Test ( Tension Test , Flaring Test , Flattening Test , Hardness Test , Hydraulic test )
3 . Metal Test ( Metallographic Analysis , Impact Test-High/low temperature )
4 . Chemical Analysis ( Photoelectric Emission Spectroscopic )
VIP SERVICE
VR (Virtual) Mill Introduction
Professional Remote Technical Guidanceion
Accept Third-party Inspection
Door to Door Shipment
Get QuoteRelated Products: Seamless Tube: Annealed Pickled Heat Exchanger Tube

1 / 4 Inch Sch40 ASTM A789 F53 Annealed & Pickeled Duplex Steel Tube
ASTM A790 2507 duplex steel pickling tube are always purchased by the clients who need high corrosion tubes . Compared to stainless steel tubes , duplex steel tubes have more higher corrosion ability . They can be used in sea industry . Material Grade S32205 , S31803 , S32304 , S32750, F51 ,......
ASTM A789 1 / 2 Inch S31803 1.4462 Duplex Stainless Steel Tube With High Tensile Strength
Duplex Seamless tube is a special type of stainless steel tube that consists of two crystalline organizations, austenite and ferrite. This tube has excellent corrosion resistance and high strength, combining the superior corrosion resistance of austenitic stainless steel with the high strength chara......