Shijiazhuang Duwa Piping Co.,Ltd. Shijiazhuang Duwa Piping Co.,Ltd.

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ASTM A105N WN Flanges, 12IN, CLASS150, SCH 40

ASTM A105N WN Flanges, 12IN, CLASS150, SCH 40
ASTM A105N WN Flanges Manufacturer in China: ASTM A105N WN Flanges, 12IN, Pressure CLASS150, Thickness SCH 40, Black Painting Surface Treatment.

Name: ASTM A105N WN Flanges, 12IN, CLASS150, SCH 40
Type: WN Flange.
Material: ASTM A105N.
Size: 12 Inch.
Pressure: CLASS150.
Standard: ANSI B16.5.
Ends: RF.
ASTM A105N Flange Chemical Composition:
Grade C Mn P S Si Cu Ni Cr Mo V

A105 - 0.60 - - 0.10 - - -
0.35 1.05 0.035 0.040 0.35 0.40 0.40 0.30 0.12 0.08

ASTM A105N Flange Mechanical Properties:
Grade Condition Tensile Strength min (MPa) Yield Strength min (MPa) Elongation
(L = 4d%) Reduction of Area %
min Brinell Hardness max

A105 - 485 250 22 30 187
-

ASTM A105N Flange Heat Treatment:
Heat treatment is not mandatory requirement except:
1) Flanges above Class 300
2) Flanges of special design where the design pressure at the design temperature exceeds the rating of Class 300.
3) Flanges of special design where the design pressure or design temperature are not known.

Heat treatment, when required shall be annealing, normalizing OR normalizing and tempering OR quenching and tempering.

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