ASTM A335 Alloy-Steel Pipe for High-Temperature

ASTM A335 Alloy-Steel Pipe for High-Temperature

Applications:
High temperature sulfur corrosion
high temperature hydrogen and hydrogen sulfide corrosion
organic acid corrosion.
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Product Details

ASTM A335 Alloy-Steel Pipe for High-Temperature

Good oxidation resistance, corrosion resistance and tissue stability. The thermal strength property is high, and the craft performance is good.

  Applications:

High temperature sulfur corrosion, high temperature hydrogen and hydrogen sulfide corrosion, organic acid corrosion.

    It has been widely used in various heating surface pipelines such as thermal power, nuclear power, petrochemical and so on.  The main steam pipeline, which is commonly used in thermal power plant, is an important supervisory pipeline in thermal power plant. The quality of welding is related to the safe and economical operation of power plant.

Chemical Requirements

Grade

UNS

Designa- tionA

Carbon

 

Man-

ganese

Phos-

Phorus

max

Sulfur,

max

Silicon

Chromium

Molybde-

Others

P1

K11522

0.10–0.20

0.30–0.80

0.025

0.025

0.10–0.50

. . .

0.44–0.65

. . .

P2

K11547

0.10–0.20

0.30–0.61

0.025

0.025

0.10–0.30

0.50–0.81

0.44–0.65

. . .

P5

K41545

0.15 max

0.30–0.60

0.025

0.025

0.50 max

4.00–6.00

0.45–0.65

. . .

P5b

K51545

0.15 max

0.30–0.60

0.025

0.025

1.00–2.00

4.00–6.00

0.45–0.65

. . .

P5c

K41245

0.12 max

0.30–0.60

0.025

0.025

0.50 max

4.00–6.00

0.45–0.65

. . .B

P9

S50400

0.15 max

0.30–0.60

0.025

0.025

0.25–1.00

8.00–10.00

0.90–1.10

. . .

P11

K11597

0.05–0.15

0.30–0.60

0.025

0.025

0.50–1.00

1.00–1.50

0.44–0.65

. . .

P12

K11562

0.05–0.15

0.30–0.61

0.025

0.025

0.50 max

0.80–1.25

0.44–0.65

. . .

P15

K11578

0.05–0.15

0.30–0.60

0.025

0.025

1.15–1.65

. . .

0.44–0.65

. . .

P21

K31545

0.05–0.15

0.30–0.60

0.025

0.025

0.50 max

2.65–3.35

0.80–1.06

. . .

P22

K21590

0.05–0.15

0.30–0.60

0.025

0.025

0.50 max

1.90–2.60

0.87–1.13

. . .

P23

K41650

0.04–0.10

0.10–0.60

0.030 max

0.010 max

0.50 max

1.90–2.60

0.05–0.30

V 0.20–0.30

Cb 0.02–0.08

B 0.0005–0.006

N 0.030 max

Al 0.030 max

W 1.45–1.75

P91

K91560

0.08–0.12

0.30–0.60

0.020

0.010

0.20–0.50

8.00–9.50

0.85–1.05

V 0.18–0.25

N 0.030–0.070

Ni 0.40 max

Al 0.04 max

Cb 0.06–0.10

P92

K92460

0.07–0.13

0.30–0.60

0.020

0.010

0.50 max

8.50–9.50

0.30–0.60

V 0.15–0.25

N 0.03–0.07

Ni 0.40 max

Al 0.04 max

Cb 0.04–0.09

W 1.5–2.00

B 0.001–0.006

P122

K92930

0.07–0.14

0.70 max

0.020

0.010

0.50 max

10.00–12.50

0.25–0.60

V 0.15–0.30

W 1.50–2.50

Cu 0.30–1.70

Cb 0.04–0.10

B 0.0005–0.005

N 0.040–0.100

Ni 0.50 max

Al 0.040 max

P911

K91061

0.09–0.13

0.30–0.60

0.020 max

0.010 max

0.10–0.50

8.50–10.50

0.90–1.10

V 0.18–0.25

Ni 0.40 max

Cb 0.060–0.10

B 0.0003–0.006

N 0.04–0.09

Al 0.04 max

W 0.90–1.10


Tensile Requirements


Identification Symbol

P1, P2

P12

P23

P91

P92, P911

P122

All Others

Tensile strength, min:








ksi

55

60

74

85

90

90

60

MPa

380

415

510

585

620

620

415

Yield strength, min:








ksi

30

32

58

60

64

58

30

MPa

205

220

400

415

440

400

205


ASTM A335 Alloy-Steel Pipe for High-Temperature  If you require further information or you do not see what yo need in our web,please do not hesitate to contact us. Our customer service specialists will be happy to help you.

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