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2B BA No.1 Finish Stainless Steel Heat Exchanger Tube , 0.4mm to 45mm Wall Thick
QuickDetail:
Outer Diameter: 6mm to 610mm
Thickness Random: 0.4mm to 45mm
Length Random: 6000mmm
Surface Finish:2B Finish, BA Finish, No.1 Finish etc.
Tube Standard: ASTM A249 ,ASME SA249
304 Nickel Content: Above 8%
316L Nickel Content: Above 10%
321 Nickel Content: Above 9%
...
Name | SeamlessStainlessSteelpipe |
Standard | ASTMA554,A249,A269andA270,A312,A778 |
MaterialGrade | TP304/304L |
TP316/316L | |
TP347TP347H | |
TP321TP321H | |
TP310TP310S | |
TP410TP410S | |
TP403 | |
S31803/S32205 | |
S32750 | |
OuterDiameter | SeamlessPipe:6mm--530mm |
Thickness | SeamlessPipe:1.0mm-40mm |
Length | normalstandard:6Meters |
Tolerance | AcordingtotheStandard. |
Surface | 180G,320G,400GSatin/Hairline |
400G,500G,600Gor800GMirrorfinish | |
Application | Petrochemicalindustry,chemicalfertilizerindustry,oilrefiningindustry, oilandgasindustry, lightindustryandfoodindustry,pulpandpaperindustry,energyand environmentalindustries. |
Test | UltrasonicTest,Eddy-currentTest,HydrostaticTest,IntergranularCorrosionTest, andothersasthestandardandtherequirementsofcustomers. |
Specification
Material | ASTM A249 Chemical Composition % Max | ||||||||||
C | Mn | P | S | Si | Cr | Ni | Mo | N B | Nb | Ti | |
TP304 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-11.0 | ^ | ^ | ^ . | ^ |
TP304L | 0.030 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-12.0 | ^ | ^ | ^ | ^ |
TP316 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 | ^ | ^ | ^ |
TP316L | 0.030 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 | ^ | ^ | ^ |
TP321 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-12.0 | ^ | 0.10 | ^ | 5(C+N)-0.70 |
Material | Heat treatment | Temperure F(C) Min. | Tensile Strength Ksi (MPa), Min. | Yield Strength Ksi (MPa), Min. | Elongation %, Min. | Hardness Max. |
Rockwell | ||||||
TP304 | Solution | 1900 (1040) | 75(515) | 30(205) | 35 | 90HRB |
TP304L | Solution | 1900 (1040) | 70(485) | 25(170) | 35 | 90HRB |
TP316 | Solution | 1900(1040) | 75(515) | 30(205) | 35 | 90HRB |
TP316L | Solution | 1900(1040) | 70(485) | 25(170) | 35 | 90HRB |
TP321 | Solution | 1900(1040) F | 75(515) | 30(205) | 35 | 90HRB |
OD, mm | OD Tolerance |
< 25.4 | ± 0.10 |
25.4 - ≤ 38.1 | ± 0.15 |
> 38.1 -< 50.8 | ± 0.20 |
50.8 -< 63.5 | ± 0.25 |
63.5 -< 76.2 | ± 0.30 |
76.2 - ≤ 101.6 | ± 0.38 |
> 101.6 - ≤ 190.5 | +0.38/-0.64 |
> 190.5 - ≤ 228.6 | +0.38/-1.14 |
OD, mm | WT Tolerance |
≤ 38.1 | +20%/-0 |
> 38.1 | +22%/-0 |
OD, mm | Length Tolerance |
< 50.8 | +3/-0 |
≥ 50.8 | +5/-0 |
Applications:
We,thistypeseamlessandweldedfoodsteeltubebewidelyusedinkindsofindustries:
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