Marine flanged cast steel globe valves Product model: AS type, BS type

Performance Specification Technical Data
Nominal Pressure (MPa)
Nominal Diameter (mm)
Applicable Medium
one
65~300
Fresh water, lubricating oil, fuel oil, and steam with t ≤ 300 ℃
Fresh water, Lubricanting oil, Fuel oil, t≤300℃ steam.
one point six
100~250
two point five
20~150
four
65~100
Fresh water, lubricating oil, fuel oil, and steam with t ≤ 400 ℃
Fresh water, Lubricanting oil, Fuel oil, t≤400℃ steam.
six point four
20~50
Materials of Main Parts
Parts Name
Material
Name
Marks
Body/Cover
Cast Steel
ZG230-450
Disc
High quality Carbon Steel
Steel 25
Stem
Stainless Steel
2Cr13
Disc Seal Ring
Weld Stainless Steel
H2Cr13
Body Seal Ring
PN ≤ 2.5
Weld Stainless Steel
H1Cr18Ni9Ti
PN≥4.0
Weld Stainless Steel
H2Cr13
Basic dimensions of Type A and Type B with PN1.0, 1.6, and 2.5MPa
Nominal pressure PN (MPa), nominal diameter DN (mm), structural size
Structure Dimension Wall Thickness Flange Bolt Handwheel
Hand wheel lift
Lift Range m Reference Weight (kg)
L H≈ H1
A type B type A type B type D D1 d0 b n Th Do S A type B type
1.0 65 290 115 310 277 115 6.0 155 123 104 15 14 6 M14 140 12 18 14.9 12.9
80 310 1