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SA299 Gr.A pressure vessel plates manufacturer and exporter in China
SA299 Gr.A carbon steel is widely used for manufacturing pressure and boiler equipments. Plates of this standard under this thickness of 50 mm are normally supplied in as-rolled condition. Plates may be ordered normalized or stress relieved, or both. SA299 Gr.A Plates over 50 mm in thickness shall be normalized.
SA299 Gr.A Steel Chemical Requirements.
|
Grade
|
The Composition (by weight, heat analysis, %)
|
|
Carbon, max.
|
Silicon
|
Manganese
|
Phosphous, max.
|
Sulfur, max.
|
|
SA299 Gr.A
|
0.28
|
0.15-0.40
|
0.90 -1.50
|
0.025
|
0.025
|
Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
Dimensions of ASTM A299 carbon steel plates:
Thickness from 5mm to 150mm
Width: from 1,500mm to 2,500mm
Length: from 6,000mm to 12,000mm
Technical conditions
Ultrasonic tested as per SA 578 or any other as per requirement
2) MTC acc to EN 10204 3.1 / 3.2
3) Charpy Impact tested at -20 /-46 DegC.
4) Furnace Normalised
5) BQ Plates with IBR form IV<
Supplementary Test HIC Test | NACE MR0175 | Z15 | Z25 | Z35 | S1 | S2 | S3 | S4.1 | S5 | S6 | S7 | S8 | S9| S11 | S12 | S14 | S17
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