Short Description

Model No.: GGG40-Gate-Valve-Blue-Epoxy-Powder-8-Inch-CL150

China Gate Valve Manufacturer www.ugsteelmill.com offers DIN3352 F4 GGG40 Gate Valve, Blue Epoxy Powder, 8 Inch, CL150.

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Key Specifications / Features

Type: Gate Valve
Body Material: Ductile Iron GGG50
Extension Stem: SS420
Sealing: EPDM
Standard: DIN3352 F4
Size: 8 Inch
Pressure: CL150
Coating: Blue Epoxy Powder

End: RF

Properties and analysis

Material
C Si Mn Cu P max Tensile
strength
[N/mm²]
Yield point
[N/mm²]
Elong.
[%]
Brinell
hardness
Structure
GGG40 0.7040 3,5-4 2,30-2,80 0,3 max. 0,05 max. 420 280 15 135-185 Ferritic
GGG50 0.7050 3,5-3,8 2,20-2,60 0,5 max. 0,05 max. 500 350 7 170-220 Ferritic/Perlitic
GGG60 0.7060 3,4-3,60 2,00-2,50 0,30-0,80 0,20-0,80 0,05 max. 600 400 3 200-250 Perlitic/Ferritic
GGG70 0.7070 3,20-3,40 1,80-2,40 0,30-0,80 0,20-0,80 0,05 max. 700 450 2 235-285 Perlitic

The magnesium treatment for nodularisation is done through NiMg or through wire-injection of FeSiMg GGG 40.3 and GGG 35.3 guaranty impact values (14 Joules at -20°C)

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