Heat Exchanger Stainless Steel ss u tube , ASME SA789 2205 Duplex Stainless Steel Pipe

Brand Name:SPEZILLA
Certification:ISO9001:2008
Model Number:ASME SA789
Minimum Order Quantity:Negotiation
Delivery Time:WITHIN 30 DAYS
Payment Terms:T/T, L/C
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Location: Shanghai Shanghai China
Address: H.Q.803, No.18 Baosheng Road, Songjiang, Shanghai, China
Supplier`s last login times: within 48 hours
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Heat Exchanger Stainless Steel ss u tube , ASME SA789 2205 Duplex Stainless Steel Pipe


Spezilla provides bent tubes including:


Heat treatment: Inert atmosphere inside tube (on request).


Anti-oxidation surface treatment (with protective oils).


Trimming and deburring of the ends.


Internal cleaning and cap insertion.


Packing in custom racks.


Applications - U-Bent Tube


The common application fields are:


heat exchangers (condensers, evaporators, sea water desalinators)


chemical and petrochemical industries


food processing and refrigeration industries



Stainless Steel Tube Standards:


American standards:


ASTM A249: Standard specification for welded austenitic steel boiler,superheater, heat-exchanger and condenser tubes.


ASTM A269:Standard specification for welded austenitic stainless steel tubing for general service.


ASTM A688:Standard specification for welded austenitic stainless steel feedwater heater tubes.


ASTM A554:Standard specification for welded stainless steel mechanical tubing.


ASTM A268:Specification for seamless and welded Ferritic/Martensitic stainless steel tubing for General Service


ASTM A789:Specification for seamless and welded Ferritic/Austenitic stainless steel tubing for General Service


ASTM A312:Seamless/Welded austenitic stainless steel pipe


Germanic standards:


DIN17455:General purpose welded circular stainless steel tubes


DIN17457: Welded circular austenitic stainless steel tubes subject to special requirements; technical delivery conditions


European Standard:


EN 10217-7:Welded Steel Tubes for pressure purposes-Part 7 Stainless steel tubes


Standard Dimensions - U-Bent Tube
Outside diameter6 ÷90 mm¼”÷3 ½”
Maximum overall length1 ÷ 28 m3 ÷ 92 ft
Bending Radius Min.1,5 × tube diameter
Bending Radius Max.1500 mm4ft

Inspections and Tests - U-Bent Tube
Chemical Composition
Mechanical Properties
Hydrostatic Test
Pneumatic Test
Eddy Current Test
Dye Penetrant Test
Magnetoscopic Test

Heat Treatment Conditions
Stress-Relieved Anneal
Annealed (Bright Annealing)

Materials - U-Bent Tube
Carbon SteelSA 179 / A 179
Carbon SteelSA 210 / A 210
Carbon SteelSA 334 / A 334
Stainless SteelSA 213 / A 213
SA249 / A249
SA268 / A268
SA688 / A688
Duplex Stainless SteelSA 789 / A 789
Copper & Cu AlloysSB 111 / B 111
Titanium & Ti AlloysSB 338 / B 338
For different materials please contact our sales department.

China Heat Exchanger Stainless Steel ss u tube , ASME SA789 2205 Duplex Stainless Steel Pipe supplier

Heat Exchanger Stainless Steel ss u tube , ASME SA789 2205 Duplex Stainless Steel Pipe

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