What is SA 268 TP 430 boiler tubes?
The SA 268 TP 430 material is a martensitic stainless steel grade. The SA 268 TP 430 Boiler Tubes are mainly used for applications that require better mechanical properties, like hardness, crevice and stress corrosion. They can be used for other specific applications in industries like petroleum, oil and gas, etc.
The SA268 TP430 Coil Tubing material is one of the most widely used hardenable ferritic stainless steel. It has around 16% chromium in its composition, which enhances its corrosion resistance properties. They also show good heat and oxidation resistance. It retains good mechanical properties up to the temperature of 816 °C.
What are Welded, ERW and 430 stainless steel seamless tube?
The ASTM A268 TP430 Welded Tubes are produced by roll forming the strips of given material into the shape of a tube. The welding process can be accomplished by both hot forming and cold forming. The cold forming procedure results in 430 Stainless Steel Tubing to have tighter tolerances and a smoother finish.
ERW pipes are manufactured by cold forming the SA268 TP430 tubes. It is given a round cylindrical shape and comes with longitudinal welds. The SS 430 Seamless Tube comes without any welding seam. They are basically solid metal tubes that are connected to other tubes without any welding joints.
The UNS S43000 Cold Drawn Seamless Tubes has threads for forming a network of tubes. They are the most expensive amongst the three due to mechanical properties, complexity of manufacturing and quantity of 430 ss raw material.
SA 268 TP 430 Boiler Tubes
430 Stainless Steel Tubing
SS 430 Seamless Tube
Advantages of SA268 TP430 Heat Exchanger Tubes
The WNR 1.4016 Heat Exchanger Tubes are basically used for heat transferring from one medium to the other. They are ideal for cooling as well as heating processes. The 430 Heater Tubes are very useful as they are used in refrigerators, hydrocarbon processing, oil refining, nuclear power generation, and so on. The high performance AISI 430 heat exchanger Tubes are available in 12.70 and 38.10mm, that covers most of the standard sizes.
Table of Contents
SA 268 TP 430 boiler tubes specifications
|Outside Diameter||Length||Delivery Condition|
|6-203mm||Up to 25m||Pickled, Polished, Bright Annealed|
|0.5-25mm||Seamless/Welded||ASTM A268, ASME SA268|
430 stainless steel tubing types
ASTM A268 TP430 Welded Tube
SA268 TP430 Coil Tubing
430 SS Condenser Tube
Stainless Steel 430 Heater Tubes
Type 430 Bright Annealed Tubes
WNR 1.4016 Heat Exchanger Tubes
UNS S43000 Cold Drawn Seamless Tube
AISI 430 Round Tubes
430 Stainless Steel tube
SS 430 seamless tube chemical
|430||min. max.||- 0.04||- 0.030||- 0.12||-||- 1||- 1||16 18||- 0.50||-|
Mechanical properties of ASTM A268 TP430 welded tubes
|rade||Tensile Strength (MPa) min||Elongation (% in 50mm) min||Yield Strength 0.2% Proof (MPa) min||Hardness|
|Rockwell B (HR B) max||Brinell (HB) max|
Physical properties of SA268 TP430 coil tubing
|Grade||Mean Co-eff of Thermal Expansion (μm/m/°C)||Density (g/cm3)||Elastic Modulus (GPa)||Electrical Resistivity (μΩ.m)||Thermal Conductivity (W/m.K)||Specific Heat (J/Kg.K)|
|SS 430||0-100°C||0-315°C||0-538°C||at 100°C||at 500°C||0-100°C|
Equivalent grades of 430 SS condenser tubes
|GRADE||UNS||SWEDISH SS||OLD BRITISH||JAPANESE JIS||EURONORM|
|SS 430||S43000||2320||430S17||60||SUS 430||1.4016||X8Cr17|
Stainless steel 430 heater tubes application
Size chart of 430 stainless steel tube
|Square Tube||Rectangle Tube|
|Size(mm)||Wall Thickness (mm)||Size(mm)||Wall Thickness (mm)|
|70*70 75*7580*80 90*90100*100||1.5-5.75||60*80 50*80 100*40 120*80||1.5-5.75|
|40*40 50*50||1.2-4.75||30*50 25*50 30*60 40*60||1.2-4.75|
|120*120 140*140 150*150||2.5-10.0||160*80 100*150140*80 100*180200*100||2.5-10.0|
|250*250 300*300350*350||4.5-15.75||250*200 300*200 350*200 350*250450*250 400*300 500*200||4.5-15.75|
|160*160 180*180200*200||3.5-12.0||200*150 250*150||3.5-12.0|
|280*280400*400||5.0-20.0||400*350 400*250500*250 500*300400*600||5.0-20.0|