Welded Inox Perforated Steel Tube

1.Standard : According to ASTM /ASME /SA312 , ASTM /ASME A213/SA213, ASTM /ASME /SA269, ASTM A249 , ASTM A279, DIN 17456-85, DIN17458-85, JISG3459, JISG3463, JISG3448, JISG3446 ETC

2. Material:  TP304,TP304L,TP304/304L,TP304H,TP304LN,TP321,TP316,TP316L, TP316/316L, TP316Ti, TP321, TP310,TP310S,TP317L,TP347,TP347H etc.

3. Outside diameter: 8~2000mm. Wall thickness 0.5~60mm

4. Length: 1-20m random or fixed.such as 6m fixed,5-7m random etc.

5. Process Method: TIG welding,ERW welding,PAW welding,Online solution annealing.

6. Polishing: 600#,400#, 320#, 240#, 180#.etc.

7.  Used for petroleum chemical, metallurgy, paper making, food, shipbuilding, environmental protection, boiler, heat exchanger , pressure container, condensator, water, electricity and so on.

8. Quality guarantee: Tubes non-destructive testing, eddy current test, ultrasonic detector, spectrum analyzer,rockwell hardness testing, tension test, metallographic microscope etc.

9. Details Including: liquid transportation pipes; gas transportation pipes;boiler tubes;structure pipes; hygeian tube. protection, boiler, heater exchanger, pressure container, condensator, water, decorative pipe,electric ,etc.

• Introduction to Stainless Steel - austenitic, ferritic, duplex, martensitic, and precipitation hardening stainless steels.

• Stainless Steel vs Corrosion: How stainless steel is affected by and resists corrosion - corrosion process, passivity, general corrosion, galvanic corrosion, erosion/abrasion, intergranular corrosion, pitting corrosion, crevice corrosion, and stress corrosion cracking.

• Mechanical Properties of Stainless Steel - mechanical properties, austenitic, ferritic, martensitic, duplex, and precipitation hardening stainless steels.

• Surface Finish on Stainless Steels - design, finish and fabrication, mill forms, fabrication and special finishing methods, pickling and passivation, cleaning stainless steel, care on site and erection, and routine cleaning and maintenance.

• Fabricating Corrosion Resisting and Stainless Steels - corrosion resistance, storage, handling, forming and cutting, welding, fabrication, and passivating.

• Cutting of Stainless Steels - mechanical cutting, thermal cutting, and new technology.

• Metallurgy of Stainless Steels - history, classifications, and characteristics of stainless steels.

• Welding and Joining of Stainless Steels - nature of stainless steel, weldability, processes, shielding gases, dissimilar metals, and fume control.

• Machining Stainless Steels - tooling, cutting fluids, corrosion resistance, drilling, turning, tapping, die threading, thread rolling, reaming, and milling.

• Practical Considerations for Designing in Stainless Steel - resistance to environment, mechanical properties, fabrication, economic considerations.

• Stainless Steel and Stainless Alloy Castings - processes, classifications, chemical composition, microstrucure, heat treatment, machining, welding, mechanical properties, and applications of stainless steel castings.

• Forging Stainless Steels - production of forging, starting stock for forging, heating for forging, cooling after forging, and post forging requirements.

• Stainless Steel Pipe and Tube - production manufacturing processes, welding processes, finishing operations, longitudinally welded vs seamless, forming, and applications.

• Cold Forming Stainless Steels - stainless steel formability and forming processes.

• Deep Drawing of Stainless Steels - properties and practical considerations for deep forming processes.

• Stainless Steel and Stainless Alloys at High Temperature - mechanical properties and corrosion resistance.

• Ferritic Stainless Steels - properties, performance, availability and considerations for fabrication.