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Austenitic stainless steel Tubesheet 304L/316L/904L
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Crafted from grades like 304L,316L, our austenitic stainless steel tube sheets provide outstanding corrosion resistance, high structural integrity, and excellent weldability. They ensure reliable performance under high pressure and temperature variations.

These tube sheets are essential components in shell-and-tube heat exchangers, condensers, boilers, and pressure vessels. They are widely utilized in industries including chemical processing, power generation, offshore oil & gas, and marine engineering.



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Product Details

Specification

Grade

304L,316L,310S,321,347,904L

Standard

ASTM A240ASTM A182 ASME SA-240/SA-182

Dia

6m(Max) or As Customer’s requirement

Thickness

300mm（max) or As Customer’s requirement



Chemical Composition

Grade

C≤

Si≤

Mn≤

P≤

S≤

Cr

Mo

Ni

Other

304L

0.075

1.00

2.00

0.045

0.03

17.0-19.0

-

8.0-12.0

N≤0.10

316L

0.03

1.00

2.00

0.045

0.03

16.0-18.0

2.0-3.0

10.0-14.0

N≤0.10

310S

0.08

1.50

2.00

0.045

0.03

24.0-26.0

-

19.0-22.0

N≤0.11

321

0.08

1.00

2.00

0.045

0.03

17.0-19.0

-

9.0-12.0

Ti ≥ 5×C%

347

0.08

1.00

2.00

0.045

0.03

17.0-19.0

-

9.0-13.0

Nb ≥ 10×C%

904L

0.02

1.00

2.00

0.045

0.035

19.0-23.0

4.0-5.0

23.0-28.0

Cu: 1.0- 2.0


Mechanical Properties

Grade

Tensile Strength≥
(Mpa)

Yield Strength ≥ (0.2%Offset)
(MPa)

Elongation ≥
(%)

Hardness HBW ≤

304L

485

170

40

192

316L

485

170

40

217

310S

515

205

40

223

321

515

205

40

217

347

515

205

40

217

904L

490

220

35

223


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