ASTM A537 PVQ steel plate

ASTM A537 HEAT-TREATED PVQ STEEL PLATE

Posted by admin on with 0 Comment

ASTM A537 HEAT-TREATED PVQ STEEL PLATE

High-strength heat-treated ASTM A537 PVQ steel plate is ideal for both boilers and pressure vessels.

Overview:

  • Heat-treated pressure vessel quality steel plate to increase yield and tensile strength, especially when compared to A516 grades.
  • Available in three classes: 1, 2 and 3.
  • Classes 2 and 3 are quenched and tempered, whereas class 1 is normalized.
  • Ideal for boilers and pressure vessels.
  • Used in the oil, gas and petrochemical industry.

Available Sizes

Gnee Steel stocks the following standard sizes, but other sizes may be available for special orders.

THICKNESS WIDTH LENGTH
CLASS 1 3/16″ – 4″ 48″ – 120″ UP TO 480″
CLASS 2 & 3 3/16″ – 6″ 48″ – 120″ UP TO 480″

ASME SA387 and ASTM A387 Chrome Moly Plate for Boiler

Posted by admin on with 0 Comment

ASME SA387 and ASTM A387 Chrome Moly Plate for Boiler

Most commonly used steel specifications for Chrome Moly plate are ASME SA387 and ASTM A387

  • Chemical and mechanical properties of the ASME and ASTM specifications are the same.
  • Brown McFarlane supplies Chrome Moly plates to ASME SA387 and ASTM A387 both from stock and, where required by the customer, cut to size and shape.
  • SA387 and A387 are described as a “Standard Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Molybdenum.

 

Chemical Requirements

GR. 2 GR. 12 GR. 11 GR. 22 GR. 22L GR. 21 GR. 21L GR. 5 GR. 9 GR. 91*
C 0.05-0.21 0.05-0.17 0.05-0.17 0.05-0.15 0.10 0.05-0.15 0.10 0.15 0.15 0.08-0.12
Mn 0.55-0.80 0.40-0.65 0.40-0.65 0.30-0.60 0.30-0.60 0.30-0.60 0.30-0.60 0.30-0.60 0.30-0.60 0.30-0.60
P 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.020
S 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.010
Si 0.15-0.40 0.15-0.40 0.50-0.80 0.50 0.50 0.50 0.50 0.50 1.00 0.20-0.50
Cr 0.50-0.80 0.80-1.15 1.00-1.50 2.00-2.50 2.00-2.50 2.75-3.25 2.75-3.25 4.00-6.00 8.00-10.00 8.00-9.50
Mo 0.45-0.60 0.45-0.60 0.45-0.65 0.90-1.10 0.90-1.10 0.90-1.10 0.90-1.10 0.45-0.65 0.90-1.10 0.85-1.05
V – – – – – – – – 0.04 0.18-0.25

 

Tensile Requirements

Class 1 Plates

GRADE TENSILE (MPA) YIELD (MPA) ELONG. (50MM) REDUC’N OF AREA*
2, 12 380 – 550 230 min 22% min –
11 415 – 585 240 min 22% min –
22, 21, 5, 9 415 – 585 205 min 18% min 40% min
21L, 22L 415 – 585 205 min 18% min 40% min

Class 2 Plates

GRADE TENSILE (MPA) YIELD (MPA) ELONG. (50 MM) REDUC’N OF AREA*
2 485 – 620 310 min 22% min –
11 515 – 690 310 min 22% min –
12 450 – 585 275 min 22% min –
22, 21, 5, 9 515 – 690 310 min 18% min 40% min
91 585 – 760 415 min 18% min –