Specification :

ASTM A533GrACL1/ CL2/ CL3 Boiler Pressure Vessel Steel Plates

1.Material: ASTM A533GrACL1/ CL2/ CL3, A533GrBCL1/ CL2/ CL3, A533GrCCL1/ CL2/ CL3, A533GrDCL1/ CL2/ CL3

2.Application Potential: ASTM A533GrACL1/ CL2/ CL3 manganese-molybdenum and manganese-molybdenum-nickel

alloy steel plates for use in the quenched and tempered condition for the construction of welded

pressure vessels.

3.Relative Grades: A533GrBCL1, A533GrBCL2, A533GrBCL3, A533GrCCL1, A533GrCCL2, A533GrCCL3, A533GrDCL1,

A533GrDCL2, A533GrDCL3

4.Demension( T* W* L) : 6-150mm * 1500-4020mm * 3000-18000mm

5.Heat Treatment: ASTM A533GrACL1/ CL2/ CL3 plates shall be heat treated by heating to a suitable temperature

within the range from 1550 to 1800° F [ 845 to 980° C] , holding for a sufficient time to obtain uniform

temperature throughout the plate thickness and then quenching, in water. Subsequently the plates shall be

tempered at a suitable temperature to produce the specified properties, but not less than 1100° F [ 595° C]

with a minimum holding time of 1/ 2 h/ in. [ 1.2 min/ mm] of thickness, but not less than 1/ 2 h.

6.Supplementary Requirements of A533GrACL1/ CL2/ CL3:
S1. Vacuum Treatment,
S2. Product Analysis,
S3. Simulated Post-Weld Heat Treatment of Mechanical Test Coupons,
S4.2 Additional Tension Test,
S5. Charpy V-Notch Impact Test,
S6. Drop Weight Test ( for Material 0.625 in. [ 16 mm] and over in Thickness) ,
S7. High-Temperature Tension Test,
S8. Ultrasonic Examination in accordance with Specification A 435/ A 435M,
S9. Magnetic Particle Examination,
S11. Ultrasonic Examination in accordance with Specification A 577/ A 577M,
S12. Ultrasonic Examination in accordance with Specification A 578/ A 578M,
S17. Vacuum Carbon-Deoxidized Steel, and
S19. Restricted Chemical Requirements

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