Short Description

Model No.: Alloy-31-SORF-Flange-8"-Class150

China Flange Manufacturer www.steeljrv.com offers ANSI B16.5 Alloy 31 SORF Flange, 8″, Class150.

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Key Specifications / Features

Type: Alloy 31 SORF Flange
Material: Alloy 31 (Alloy 1.4562 / UNS N08031)
Size: 8″  (DN200)
Class: 150#
Standard: ANSI B16.5

Chemical Composition % of Alloy 31 (Alloy 1.4562 / UNS N08031)

Alloy 31, N08031, 1.4562,
Chemical composition(%) Carbon, max 0.015
Manganese, max 2.0
Phosphorus, max 0.020
Sulfur, max 0.010
Silicon, max 0.3
Nickel 30.0~32.0
Chromium 26.0~28.0
Molybdenum 6.0~7.0
Copper 1.0~1.4
Nitrogen 0.15~0.25
Iron balance
Tensile strength(MPa, min) 650
0.2% Yield strength(MPa, min) 276
Elongation(%, min) 40

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