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N08810

1. Standard

American Standard:ASME SB407

2. Chemical Composition

Elements C Mn P S Si Cr Mo Ni Ti Nb Cu Fe Al
Min 0.05         19.00   30.0 0.15     39.5 0.15
Max 0.10 1.5   0.015 1.0 23.0   35.0 0.60   0.75   0.60
Actual value 0.072 0.80   0.001 0.23 20.1   31.03 0.51   0.01 46.57 0.54
 

3. Mechanical Properties

Mechanical Properties Tensile Strength
MPa
Yield Strength
MPa
Elongation
%
Grain Size
Min 450 170 30  
Max       5.0
Actual value 618 236 47.5 5.0
 

4. Typical Size

Size Outside Diameter
mm
Tolerance of Outside Diameter
mm
Wall Thickness
mm
Tolerance of  Wall Thickness
133*6 133 ±0.51 6 ±12.5%S

5. Typical Application Environment

       1) Nitric acid condenser

       2) Steam heating tube 

       3) Heating Elements tube


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