DIN Standard Ductile Iron Pn16 Metal Seat (Brass seat) Gate Valve
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Model NO.: ZFI11
Thread Position of Valve Rod: Inside Gate Valve
Usage: Regulation, Safety, Emptying, Drain, Flow Control
Standard: DIN
Application: Industrial Usage, Water Industrial Usage, Household Usage
Body Material: Ductile Iron(Ggg40/Ggg50)
Bonnet Material: Ductile Iron(Ggg40/Ggg50)
Seat Material: Ss/Brass
O-Ring Material: Rubber
Stem Material: Carbon Steel/Stainless Steel
Bolt Material: Carbon Steel/Stainless Steel
Color: Blue/Black(as Per Customer)
Certificate: Ce/ISO/Wras
Face to Face: ANSI B16.10
Flange Standard: ANSI
Trademark: ITSEN
Transport Package: Plywood Case/Pallet
Specification: DN50-DN600
Origin: Shandong, China
HS Code: 8481804090
DIN Standard Ductile Iron Pn16 Metal Seat (Brass seat) Gate Valve
MATERIALS DIN3352 F4 PN16 metal seated non-rising stem cast iron gate valve
ITEM PARTS NAME MATERIAL
1 BODY CAST IRON
2 SEAT BRASS
3 WEDGE DISC CAST IRON+BRASS
4 STEM STAINLESS STEEL
5 STEM NUT BRASS
6 BOLT CARBON STEEL IMENSIONS(mm)
7 NUT CARBON STEEL DN L D D1 D2 b Z-∮d f H D0
8 GASKET GRAPHITE 40 140 150 110 88 18 4-18 3 264 160
9 BONNET CAST IRON 50 150 165 125 102 20 4-18 3 282 160
10 GASKET GRAPHITE 65 170 185 145 122 20 4-18 3 300 160
11 STUFFING BOX CAST IRON 80 180 200 160 138 22 4-18 3 337 160
12 BOLT CARBON STEEL 100 190 220 180 158 22 8-18 3 398 190
13 PACKING GRAPHITE 125 200 250 210 188 24 8-18 3 450 250
14 GLAND CAST IRON 150 210 285 240 212 24 8-23 3 494 250
15 BOLT CARBON STEEL 200 230 340 295 268 26 8-23 3 566 300
16 WHEEL CAST IRON 250 250 395 350 320 28 12-23 3 682 320
17 NUT GASKET CARBON STEEL 300 270 445 400 370 28 12-23 4 775 320
DIN Standard Ductile Iron Pn16 Metal Seat (Brass seat) Gate Valve
ATERIALS DIN CAST IRON NON-RISING STEM 
GATE VALVE
F4(B) PN16
ITEM PARTS NAME MATERIAL
1 BODY CAST IRON
2 SEAT BRASS
3 WEDGE DISC CAST IRON+BRASS DIMENSIONS(mm)
4 STEM STAINLESS STEEL DN L D D1 D2 b Z-∮d f H D0
5 STEM NUT BRASS 40 140 150 110 88 18 4-18 3 220 160
6 BOLT CARBON STEEL 50 150 165 125 102 20 4-18 3 240 160
7 NUT CARBON STEEL 65 170 185 145 122 20 4-18 3 Overmolding Service

Overmolding is a type of Injection Molding process that combines multiple materials into a singular part or product. Overmolding can be used to combine similar materials of a different color, or to combine materials for functional purposes, such as giving a product a soft grip.

Overmolding Process Selection
The decision which of the possible processes and mold design to select depends on:
Materials selected
Production quantities required
Methods available at the production location
Capital available for tooling
Local labor cost

Overmolding materials
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When overmolding plastic on metal, the durable plastic is molded over the metal component. Overmolding plastic on metal is often used in manufacturing plastic handles on metal tools and in the medical, aerospace, and consumer goods industries.
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