China Supplier ASTM A249 AISI 304 Stainless Steel Welded Tube For Heat Exchanger

Product Details

China supplier ASTM A249 AISI 304 Stainless Steel Welded Tube for Heat Exchanger

 

ASTM A249 Stainless steel tube for heat exchanger, condenser, cooler, boiler, muffler

1) Diameters: 4 - 76.2mm

2) W.T.: 0.4 - 2.5mm

3) Grades: 316L/304/304L/310S, etc.

4) Standard: GB/ISO/EN/ASTM/JIS, etc.

5) Application: Widely use in the foodstuff, medical equipment, power, boiler, cooler, auto, condenser etc.

6) Packing: inner packing: 1 pc/plastic bag; outer packing: bundles in weaving bags or in wooden case.

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

0.035

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

0.035 D

2.00

0.045

0.030

1.00

16.0-18.0

10.0-15.0

2.00-3.00

^

^

^

TP321

0.08

2.00

0.045

0.030

1.00

17.0-19.0

9.0-12.0

^

^

^

5C -0.70

TP347

0.08

2.00

0.045

0.030

1.00

17.0-19.0

9.0-12.0

10C -1.10

^

Material

Heat treatment

Temperature F (C) Min.

Hardness

Brinell

Rockwell

TP304

Solution

1900 (1040)

192HBW/200HV

90HRB

TP304L

Solution

1900 (1040)

192HBW/200HV

90HRB

TP316

Solution

1900(1040)

192HBW/200HV

90HRB

TP316L

Solution

1900(1040)

192HBW/200HV

90HRB

TP321

Solution

1900(1040) F

192HBW/200HV

90HRB

TP347

Solution

1900(1040)

192HBW/200HV

90HRB

OD, inch

OD Tolerance inch(mm)

WT Tolerance %

Length Tolerance inch(mm)

+

-

= 1 / 2

± 0.005 ( 0.13 )

± 15

1 / 8  ( 3.2 )

0

> 1 / 2 ~1 1 / 2

± 0.005(0.13)

± 10

1 / 8 (3.2)

0

> 1 1 / 2 ~< 3 1 / 2

± 0.010(0.25)

± 10

3 / 16 (4.8)

0

> 3 1 / 2 ~< 5 1 / 2

± 0.015(0.38)

± 10

3 / 16 (4.8)

0

> 5 1 / 2 ~< 8

± 0.030(0.76)

± 10

3 / 16 (4.8)

0

8~< 12

± 0.040(1.01)

± 10

3 / 16 (4.8)

0

12~< 14

± 0.050(1.26)

± 10

3 / 16 (4.8)

0

Third Party inspection that is preferred by new customers is proved to be convincing. Through years’ of operation, M/S Ruicheng Steel has established stable contact with world famous third party inspection authorities, like Lloyd’s, BV, SGS, ABS, Intertek, ect. More than 10,000Mtons of steel pipes, tubes, fittings and flanges have been inspected by them.

Any questions or inquiries will be highly appreciated.

Kindly please contact us freely at gracewang@ruichengsteel.cn

Feedback