A299 Gr. A  A299 Gr. B Pressure Vessel Steel Plate

ASTM A299 Grade A boiler steel plate, ASME SA299 Grade A pressure vessel steel plate are specification for carbon steel and Manganese-Silicon. As for thin plate SA299 Grade A which produced from steel coil SA299 Grade A and furnished without heat treatment or just with stress relieving only, the additional requirements, including additional testing requirements and the reporting of additional test results shall be applied for A20/A20M steel standard. 

Technical Requirements & Additional Services:
High tension test
Low temperature impacting test
Normalized for thick plates over 40mm
Simulated post-welded heat treatment (PWHT)
Rolling under standard NACE MR-0175 (HIC+SSCC)
Issued Original Mill test certificate under EN 10204 FORMAT 3.1/3.2
Shot blasting and Painting, Cutting and welding as per end user’s demands

1.Grade: A299GrA, A299GrB pressure vessel
2.Adopting standards: ASTM A299/ A299M
3.Specifications( T* W* L) : 8--300mm * 1500--4020mm * 3000--27000 mm
4.Each pressure vessel plate will be marked with the following 
Manufacturer name or brand/ Material specification/ Heat number/ Dimension
5.Delivery conditions: N/ T/ N+ T/ Q+ T/ TMCP
6.Test: UT test/ impact test/ PWHT / Z15 Z25 Z35 etc.

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