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Product Name:
Cast Iron Lug Type Butterfly Valve, Cast Steel Turbine Wafer
butterfly, Hard Seal Lug Type Butterfly Valve，Wafer Butterfly
Valve
Product Description：
According to the mode of connection, butterfly valve can be
divided into the wafer, flange type, lug type and welding type.
Drive mode of lug type butterfly valve can choose manual, worm
gear, pneumatic, electric, structure form can choose single
eccentric, line type, double eccentric, triple eccentric.
Lug type butterfly valve is showed in the picture. In our
foundry, butterfly valve body material is the high-temperature
corrosion resistance metal of cast iron, cast steel, stainless
steel, alloy steel. In order to improve the butterfly valve
sealing performance and prolong service life.
Material Grades:
Gray Cast Iron, Grey Iron
ISO185 100 150 200 250 300
ASTMA48 NO.20 NO.25 NO.30 NO.35 NO.40 NO.45
DIN1691 GG10 GG15 GG20 GG25 GG30
EN1561 EN-GJL-100 EN-GJL-150 EN-GJL-200 EN-GJL-250 EN-GJL-300
BS1452 100 150 200 250 300
AS1830 T150 T220 T260 T300
Ductile Cast Iron, S.G. Iron, Nodular Cast Iron
ISO1083 400-15 400-18 450-10 500-7 600-3 700-2
ASTMA536 60-40-18 60-42-10 65-45-12 70-50-05 80-55-06 80-60-03
100-70-03
DIN1693 GGG40 GGG50 GGG60 GGG70
EN1563 EN-GJS-400-15 EN-GJS-400-18 EN-GJS-450-10 EN-GJS-500-7
EN-GJS-600-3 EN-GJS-700-2
BS2789 400/17 420/12 500/7 600/7 700/2
AS1831 300-17 400-12 500-7 600-3 700-2
Cast Steel, Carbon Steel, Alloy Steel, Mild Steel, Medium Carbon
Steel, High Carbon Steel
AS2074 BS3100 C1 C2 C3 C4-1 C4-2 C5 C6 C7A L1A L2B L2A L2B L2C
L3 L4 L5
A128 A128M A B-1 B-2 B-3 B-4 C D E-1 E-2 F A297 KS D4101 AISI
410 416
ASTM A27 N1 N2 U-205 (60-30) 415-205 (60-30) 450-240 (63-35)
485-250 (70-35) 485-275 (70-40)
ASTM A148 550-270 550-345 620-415 725-585 795-655 895-795
930-860 1305-930 1105-1000 1140-1035
Production Process:
Sand Casting, Automatic Molding, Machine Molding, Shell Molding,
Green Sand Casting, Resin Sand Casting, Lost Wax Investment
Casting, Water Glass, Silica Sol Precision Casting
Supplier:
Cast Iron Foundry, Cast Steel Foundry, Metal Casting
Manufacturer, Metal Foundry, China Foundry
Product Photos:
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