Limestone Quarry Plant

One of the Top 500 enterprises in China foreign trade

QCCO was approved as a member of “China Association for Contracting Projects Abroad “and granted a membership certificate on Sep 28,2005; “Credibility Rating AAA certificate in Foreign Trade” was granted to QCCO by China Shippers’ Association

 
 

SA335 PIPE,ASTM SA335 ALLOY BOILER PIPE

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Name: ASTM SA335 Alloy Steel Tubes for boilers, superheaters and heat exchangers

 


Size:6-840mm

Thickness:1-60mm

large diameter with thick wall

 

 

Type:ASTM A335/ ASME SA335 alloy steel seamless pipe  Manufacturer

Executive standards: ASTM A213/ a335

Grades: T2/T5/T9/T11/T12/T17/T21/T22/T91/T92

              A335 P1 P2 P5 P9 P11 P12 P15 P21 P22 P91 P92

Seamless Steel Pipe

Features Specifications:

Standard Steel Code Tensile Strength (MPa) Yield Strength (MPa) Elongation Percentage(%) Impact Power(J) Rigidity
ASME SA335 SA335 P11 ≥415 ≥205 ≥22 ≥35 ≤163HB
SA335 P12 ≥415 ≥220 ≥22 ≥35 ≤163HB
SA335 P22 ≥415 ≥205 ≥22 ≥35 ≤163HB
SA335 P5 ≥415 ≥205 ≥22 ≥35 ≤187HB
SA335 P91 585∼760 ≥415 ≥20 ≥35 ≤250HB
SA335 P92 ≥620 ≥440 ≥20 ≥35 ≤250HB

 

Chemical Component

 

Standard Steel Code Chemical Component(%)
C Si Mn P S Cr Mo Cu Ni V Al W Nb N
ASME SA335 SA335 P11

0.05∼

0.15

0.50∼

1.0

0.30∼

0.60

0.030

≤0.030

1.00

∼1.50

0.50

∼1.00

             
SA335 P12

0.05∼

0.15

≤0.50

0.30∼

0.61

0.030

≤0.030

0.80

∼1.25

0.44

∼0.65

             
SA335 P22

0.05∼

0.15

≤0.50

0.30∼

0.60

0.030

≤0.030

1.90

∼2.60

0.87

∼1.13

             
SA335 P5 ≤0.15 ≤0.50

0.30∼

0.60

0.030

≤0.030

4.00/

6.00

0.45/

0.65

             
SA335 P91

0.08∼

0.12

0.20∼

0.50

0.30∼

0.60

0.020

≤0.010

8.00

∼9.50

0.85

∼1.05

 

0.40

0.18∼

0.25

0.015

 

0.06∼

0.10

0.03∼

0.07

SA335 P92

0.07∼

0.13

≤0.50

0.30∼

0.60

0.020

≤0.010

8.50

∼9.50

0.30

∼0.60

B0.001 0.006

0.40

0.15∼

0.25

0.015

1.50∼

2.00

0.04∼

0.09

0.03∼

0.07

 

Type of Steel Pipes OD(D) WT(S)
Cold Drawn Steel Pipe OD(mm) Tolerance (mm) Wall Thickness(mm) Tolerance (mm)
>30∼50 ±0.3 >3∼20 ±10%
>114∼159 ±0.8% ≤30 ±10%
>159∼219 ±1.0%
Hot Rolled Steel Pipe >219∼457 ±1.0% ≤20 +10%,-12.5%
>20∼40 +10%,-10%

 

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