E-mail : inquiry@ronsteel.comPhone : +8615308477503

Products

We are committed to providing one-stop service for steel pipe products to customers around the world.

Stainless steel pipe & fittings
BackYou are in :  Home  >  Products  >  ASTM SA/A269

ASTM SA/A269

ASTM SA/A269 Stainless Steel Pipe Specifications

ASTM A269 Covers grades of nominal-wall thickness, stainless steel tubing for general corrosion-resisting and low-or high-temperature services, as designated in standard.

ASTM A269 Stainless tubing sizes and thicknesses usually furnished to this specification are 1/4 in. (6.4mm) in inside diameter and larger and 0.020 in.(0.51mm) in nominal wall-thickness and heavier.

Grade: TP304, TP304L, TP304LN, TP316, TP316L, TP316LN TP317, TP321, TP347, TP348, S31254.


Request a Quote Online 24/7/365

Request a Quote
or call +8615308477503

Parameter Description

Seamless Stainless-Steel Tubes:

Size:1/8”to 24”(10.3mm to 610mm).

Schedules:10s, 20, 40s, 40, 60, 80s, 80, 100, 120, 140, 160, XXH.

Wall Thickness:1mm to 60mm.


Welded stainless steel pipe

Size:1/8”to 36”(10.3mm to 914mm)

Schedules:5s, 10s, 20, 40s, 40, 60, 80s, 80

Wall Thickness:1mm to 12.7mm


Length:Single random length, double random length or as customer’s actual request.


Request a Quote Online 24/7/365

Request a Quote
or call +8615308477503

Chemical Composition

Grade

UNS
Design

Composition, %

C

Mn

P

S

Si

Cr

Ni

Mo

Ti

Nb

N

Cu

Ce

B

Al

TP304

S30400

0.08

2

0.045

0.03

1

18.0–20

8.0–11

. . .

. . .

. . .

. . .

. . .

. . .



TP304L

S30403

0.035

2

0.045

0.03

1

18.0–20

8.0–13

. . .

. . .

. . .

. . .

. . .

. . .



TP304LN

S30453

0.035

2

0.045

0.03

1

18.0–20

8.0–11

. . .

. . .

. . .

0.10-0.16

. . .

. . .



TP316

S31600

0.08

2

0.045

0.03

1

16.0–18

10.0–14

2.00–3

. . .

. . .

. . .

. . .

. . .



TP316L

S31603

0.035

2

0.045

0.03

1

16.0–18

10.0–15

2.00–3

. . .

. . .

. . .

. . .

. . .



TP316LN

S31653

0.035

2

0.045

0.03

1

16.0–18

10.0–13

. . .

. . .

. . .

0.10-0.16

. . .

. . .



TP317

S31700

0.08

2

0.045

0.03

1

18.0–20

11.0–15

3.0–4

. . .

. . .

. . .

. . .

. . .



TP321

S32100

0.08

2

0.045

0.03

1

17.0–19

9.0–12

. . .

. . .

. . .

. . .

. . .

. . .



TP347

S34700

0.08

2

0.045

0.03

1

17.0–19

9.0–13

. . .

. . .

. . .

. . .

. . .

. . .



TP348

S34800

0.08

2

0.045

0.03

1

17.0–19

9.0–12.0

. . .

0.10

. . .

. . .

. . .

. . .


C:

0.20

max

. . .

S31254

0.020

2

0.045

0.035

1

19.5–20.5

17.5-18.5

6.0-6.5

. . .

. . .

0.18-0.22

0.50-1.50

. . .


. . .


Tensile Requirements

Grade

UNS
Designation

Tensile Strength, Min. Ksi [MPa]

Yield Strength, Min. Ksi [MPa]

TP304

S30400

75 [515]

30 [205]

TP304L

S30403

70 [485]

25 [170]

TP316

S31600

75 [515]

30 [205]

TP316L

S31603

70 [485]

25 [170]

TP317

S31700

75 [515]

30 [205]

TP321

S32100

75 [515]

30 [205]

TP347

S34700

75 [515]

30 [205]

TP347H

S34709

75 [515]

30 [205]


Diameter Tolerance ASTM A269 Tube

NPS

ASTM A269 Tube OD Tolerance

+

inch

mm

inch

mm

1/8~1 1 /2
> 1 1 /2~4
> 4~8
> 8~18
> 18~26
> 26~34
> 34~48

1/64(0.015)
1/32(0.031)
1/16(0.062)
3/32(0.093)
1/8(0.125)
5/32(0.156)
3/16(0.187)

0.4
0.8
1.6
2.4
3.2
4.0
4.8

1/32(0.031)
1/32(0.031)
1/32(0.031)
1/32(0.031)
1/32(0.031)
1/32(0.031)
1/32(0.031)

0.8
0.8
0.8
0.8
0.8
0.8
0.8


Wall ThicknessTolerance ASTM A269 Tube

NPS

ASTM A269 Tube Tolerance, %

+

1/8-2 1 /2

20.0

12.5

3~18, t/D≤ 5%

22.5

12.5

3~18, t/D> 5%

15.0

12.5

≥ 20, welded

17.5

12.5

≥ 20, seamless, t/D≤ 5%

22.5

12.5

≥ 20, seamless, t/D> 5%

15.0

12.5

close