U BEND TUBES 316

u bend b

U Bend 316 Tubes Suppliers And Exporter of Quality U Bend 316 Tubes.

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Seamless 316 Stainless Steel U Bend Tube for Heat Exchanger, Tp316 Stainless Steel U Bend Tube

We are effectively occupied with supplying and exporting impeccable scope of U BEND TUBES 316. The offered U BEND TUBES 316 are composed and made in agree ability with set industry benchmarks utilizing ideal quality crude material and front line innovation. These tubes are accessible in different sorts, for example, low carbon steel heat exchanger tubes and American standard carbon steel tube.

Standards ASTM A312/A312M, ASTM A213/A213M, ASTM A269/A269M, DIN 2469, JIS G3463, GB13296-2007, GB/T14976-2002, GB/T14975-2002
O.D 6.00mm - 101.60mm
Thickness 0.5mm - 3.0mm
Length 20mtrs. Max.
Bending radius
Minimum 1.5×OD
Maximum 1500 mm
Dimensions 15, 8 - 16, 0 - 17, 0 - 18, 0 - 19, 05 - 20, 0 - 21, 3 - 25, 4 -26, 7 - 31, 8 -38, 1 OD in mm
U-Tube ends plain, vertically cut to the tube axis
Carbon & Alloy T11
Austenite TP 316 / 316L, TP 316Ti
Duplex S32205
Super Duplex S32760
Ni-alloys N08020


The U-Bend Tube Comply With The Following Standards :

1. ASTM A688/ASME SA688

2. ASTM A803/ASME SA803

3. ASTM A556/ASME SA556

4. ASME SA-688

U - Bend Tubes:

• TEMA RCB 2.31 Standard Of the Tubular Exchanger Exporter Association (9th Edition).

• ASTM A688/ASME SA688 Standard Specification for Welded Tubes of Austenitic Corrosion Resistant Steel Grade Designed For Feed Water Boilers.

• ASTM B163/ASME SA163 Standard Technical Requirements for Tubes of Nickel and Nickel Alloy For Condensers and Heat Exchangers.

Product Details :

Name Welded Stainless Steel U - Bend Tube
Standard ASTM, GB, JIS, DIN, EN, AISI
Material Grade TP304/TP304L /TP316/ TP316L /TP316Ti /TP347/ TP347H / TP321/ TP321H/TP310S/TP310H/TP904L
2132 /2507/2520/2205
S31803, S32205 S32750 S32760 S32304 S32101
Outer Diameter 1.5*OD to 1500mm (When Ordering Tubes With Radius less or equal to 1.5*OD, It Is Necessary To Agree Precision Of Geometrics.)
Straight Tubes Maximum Length (Before Bending): 35000 mm
Leg Length: Min 1 Meter, Max. 16500 mm (For Max R=1500mm)
Heat Treatment Stress Relieved After U - Bending (Bending Area Plus 300MM For Each Leg).
Hydrostatic Test After U Bending: Maximum Test Pressure 600 Bar, Soaking 10 Sec. With Dematerialized Water. Compressed Air Cleaning After Hydro - Test.
Thickness Seamless Pipe: 1mm - 8mm; SCH 5/5S/10S/40s
Tolerance According to the Standard.
Manufacturing Process Cold Drawn, Bright Annealed, Pickling
Test UT, ET, HT, RT, Etc. and others according to the standard, or as the requests of the customers
Certificate ISO 9001, etc.


Features :

• Ensures high durability

• resistivity to adverse conditions and

• tensile strength.

Applications :

• Pipeline Transport,

• Oil Gas Well Drilling,

• Special Purpose,

• Chemical Industry,

• Machinery Industry,

• Mining,

• Thermal Equipment,

• Construction & Decoration

Chemical Composition:-
Grade   C Mn Si P S Cr Mo Ni N
316 Min - - - 0 - 16.0 2.00 10.0 -
Max 0.08 2.0 0.75 0.045 0.03 18.0 3.00 14.0 0.10