China low price ASTM A387 Grade 21L pressure vessels steel plate stock

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ASTM A387 Grade 21L is pressure vessels steel plate in the standard ASTM A-387/A-387M . A387 Grade 21L pressure vessels steel plate is a kind of Cr-Mo-alloy steel plates material used to fabric high temperature pressure vessels. SA387 have ten grades or levels. They are : grade 2 , grade 12 , grade 11 , grade 22 , grade 22L , grade 21 , grade 21L , grade 5 , grade 9 , grade 91 . Because of the good property , A387GR11CL1 , A387GR11CL2 , A387GR22CL1 , A387GR22CL2 , A387GR12CL1 , A387GR12CL2 pressure vessels steel plate are widely used in the high temperature vessels industry.
ASTM A387 Grade 21L pressure vessels steel plate chemical composition(%):

ASTM A387 Grade 21L pressure vessels steel plate Mechanical Properties:

Standard: ASTM A-387/A-387M
Steel Grade : A387 Grade 21L
pressure vessels steel plate Dimension range :1.5mm -260mm x 1000mm-4000mm x 1000mm-18000mm
MOQ: 1 PC
Product type : Steel plate
Delivery time : Promptly ( Stock) or 10-40 days (Production)
Stock : Available
MTC: Available
Payment Term : T/T or L/C At sight .
A387 Grade 21L application,ASTM A387 Grade 21L pressure vessels steel plate is widely used in petroleum, chemical industry, power station, boiler, etc, used to make the reactor, heat exchanger, separator, spherical tank, liquefied gas, nuclear reactor pressure vessel, boiler steam drum steam, liquefied petroleum, hydropower station, high pressure pipe.
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