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Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters
Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters
Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters
Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters
Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters
Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters
Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters
Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters
Specifications
Brand Name :
Torich
Model Number :
ASTM A688
Certification :
ISO 9001:2008 , TS16949 , KR , RINA
Place of Origin :
China
MOQ :
5MT
Price :
negotiable
Supply Ability :
6000MT/Month
Delivery Time :
30~45days
Payment Terms :
L/C, T/T
Packaging Details :
In bundles or wooden boxes
Dimension: :
OD 230mm WT≥0.7mm
Section Shape: :
Round
Product Name: :
Stainless Steel Tube
Grade: :
TP304/304L/304LN , TP316/316L/316LN
Description

ASTM A688 TP304/304L/304LN , TP316/316L/316LN Welded Austenitic Stainless Steel Feed warter Heater Tubes


Size range:
O.D.: 4.0-230mm W.T.:1-30mm L: according to customer requirement

Material and Manufacture:

Tubes are made from Flat-rolled steel by automatic welding process.

Subsequent to welding and prior to final heat treatment, the tubes are cold drawn or cold rolled

The tubes are ready for U-bending after annealed, according to customer's drawing and design.

Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters

Surface Condition:

The tubes are pickled in nitric and hydrofluoric acids.

Bright annealing.


Mechanical Requirement

Grade:

TP304

TP304L

TP304LN

TP316

TP316L

TP316LN

TP316LN

TPXM-29

TP304N

UNS

S30400

S30403

S30453

S31600

S31603

S31653

S31653

S24000

S30451

C, max

0.08

0.035

0.035

0.080

0.035

0.035

0.035

0.08

0.080

Mn, max

2.00

2.00

2.00

2.00

2.00

2.00

2.00

11.5-14.5

2.00

P, max

0.045

0.045

0.045

0.045

0.045

0.045

0.045

0.060

0.045

S, max

0.030

0.030

0.030

0.030

0.030

0.030

0.030

0.030

0.030

Si, max

1.00

1.00

1.00

1.00

1.00

1.00

1.00

1.00

1.00

Ni

18.0-20.0

18.0-20.0

18.0-20.0

16.0-18.0

16.0-18.0

16.0-18.0

16.0-18.0

17.0-19.0

18.0-20.0

Cr

8.0-11.0

8.0-13.0

8.0-12.0

11.0-14.0

10.0-14.0

11.0-14.0

11.0-14.0

2.3-3.7

8.0-18.0

Mo

…

…

…

2.00-3.00

2.00-3.00

2.00-3.00

2.00-3.00

…

…

Nitrogen

…

…

…

…

…

…

…

…

…

Copper

…

…

…

…

…


Grade: TP316N … … … …
UNS S31651 N08367 N08926 S31254 S32654
C, max 0.070 0.030 0.020 0.020 0.020
Mn, max 2.00 2.00 2.00 1.00 2.0-4.0
P, max 0.045 0.040 0.030 0.030 0.030
S, max 0.030 0.030 0.010 0.100 0.005
Si, max 4.8-6.0 1.00 0.50 0.80 0.50
Ni 9.58.0 20.0-22.0 24.0-26.0 19.5-20.5 21.0-23.0
Cr 19.0-22.0 23.5-25.5 19.0-21.0 17.5-18.5 24.0-25.0
Mo 0.30-1.50 6.0-7.0 6.0-7.0 6.0-6.5 7.0-8.0
Nitrogen … … … … 0.45-0.55
Copper … … … 0.30-0.60


Tensil Requirements

Grade and UNS Tensile strength
min ksi [Mpa]		 Yield strength
min ksi [Mpa]		 Elongation
in 2in or 50mm min %
304, 316
S30400, S31600		 75 [515] 30 [205] 35
304L, 316L
S30403, S31603		 70 [485] 25 [175] 35
XM-29
S24000		 100 [690] 55 [380] 35
304N, 316N
S30451, S31651		 80 [550] 35 [240] 20
304LN, 316LN
S30453, S31653		 75 [515] 30 [205] 35
N08367 t≤0.187 100 [690] 45 [310] 30
N08367 t＞0.187 95 [655] 45 [310] 30
N08926 94 [650] 45 [310] 35
S31254 t≤0.187 100 [690] 45 [310] 35
S21254 t＞0.187 95 [655] 45 [310] 35
S32654 120 [825] 65 [450] 40

Permissible Variations in Dimensions

Group

Size,
Outside Diameter,
in(mm)

Permissible
Variations in
Outside Diameter,
in.[mm]

Permissible
Variations

in WT, %

PermisibleVariations

in Cut Length,
in[mm]Over Under

1

Up to 1/2(12.7), excl

±0.005[0.13]

±15

1/8[3]

0

2

1/2 to 1 1/2(12.7 to 38.1 excl

±0.005[0.13]

±10

1/8[3]

0

3

1 1/2 to 3 1/2(38.1 to 88.9 excl

±0.010[0.25]

±10

3/16[5]

0

4

3 1/2 to 5 1/2(88.9 to 139.7 excl

±0.015[0.38]

±10

3/16[5]

0

5

5 1/2 to 5 1/2(139.7 to 230.2 excl

±0.030[0.76]

±10

3/16[5]

0

Welded Austenitic Stainless Steel Tube for Tubular Feed Water HeatersWelded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters

Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters

Reference Documents:

ASTM STANDARDS

ASTM A262 Practices for Detecting Susceptibility to Intergranular Attack in Austenitic Stainless Steels

ASTM A480 / A480 M Specification for General Requirements for Flat-Rolled Stainless and Heat-

Resisting Steel Plate, Sheet and Strip,

ASTM A941 Terminology Relating to Steel, Stainless Steel, Related Alloys, and Ferroalloys.

ASTM A1016/ A1016 M Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy

Steels, and Stainless Steel Tubes.

ASTM E527 Practice for Numbering Metals and Alloys in the Unified Numbering System (UNS)

SAE J1086 Practice for Numbering Metals and Alloys (UNS)
























Product tags

stainless steel y fitting

,

pipe fitting stainless steel

,

stainless steel pipe fitting
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Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters

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Product Detail
Brand Name :
Torich
Model Number :
ASTM A688
Certification :
ISO 9001:2008 , TS16949 , KR , RINA
Place of Origin :
China
MOQ :
5MT
Price :
negotiable
Contact Supplier
Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters
Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters
Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters
Welded Austenitic Stainless Steel Tube for Tubular Feed Water Heaters

TORICH INTERNATIONAL LIMITED

Verified Supplier
11 Years
zhejiang, ningbo
Since 1997
Business Type :
Manufacturer, Distributor/Wholesaler, Importer, Exporter, Trading Company, Seller
Main Products :
Precision Steel Tube, Seamless Steel Tube, Stainless Steel Tube
Total Annual :
25000000-30000000
Employee Number :
100~200
Certification Level :
Verified Supplier
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