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ASTM A387 grade 91 welded steel pipe/tube

2015-02-06 11:32:37

ASTM A387 grade 91 welded steel pipe/tube

ASTM A387 grade 91 specification covers chromium-molybdenum alloy steel plates intended primarily for welded boilers and pressure vessels designed for elevated temperature service.

ASTM A387 grade 91 steel pipe/tube chemical composition

Element Carbon Manganese Phosphorus,max Sulfur,max Silicon chromium Molybdenum
Grade 91 Heat analysis Product analysis Heat analysis Product analysis Heat analysis Product analysis Heat analysis Product analysis Heat analysis Product analysis Heat analysis Product analysis Heat analysis Product analysis
0.08-0.12 0.06-0.15 0.30-0.60 0.25-0.66 0.020 0.025 0.010 0.012 0.20-0.50 0.18-0.56 8.00-9.50 7.90-9.60 0.85-1.05 0.80-1.10

ASTM A387 grade 91 welded steel pipe/tube mechanical properties

  Tensile strength,ksi[mpa] Yield strength,min,ksi[mpa] Elongation in 8 in[200mm],min,% Elongation in 2 in[50mm],min,% Reduction of area,min,%
Grade 91 85-110 60[415] -- 18 --

A387 grade91 welded pipe/tube dimension
ERW outer diameter:21.3-660mm   thickness:6-25mm
LSAW outer diameter:325-1524mm   thickness:6-50mm
SSAW outer diameter:219-3200mm   thickness:5-25mm

Shanghai katalor enterprises co.,ltd Is the A387 grade 91 steel pipe distributor and stockist,In addition,we have Machining equipment for steel pipe deep processing, we focus on seamless steel pipe(Line pipe,Pipe for structures,Boiler Pipe,Pipe for conveyance of fluid), Welded steel pipe (general welded circular tube,square tube,Rectangular tube).
As a A387 grade 91 welded pipe/tube Manufacturer, if you want to get more information about A387 grade 91 welded pipe/tube or if you need A387 grade 91 welded pipe/tube machining service , please contact Katalor !

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