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Din Flanged Carbon Steel Gate Valve GS-C25 Metal Seat Hardfaced Half / Full Stellite

Categories Cast Steel Gate Valve
Brand Name: Tengs Valve
Model Number: Z40
Certification: ISO,CE
Place of Origin: China
MOQ: 1 PC
Price: Negotiable
Supply Ability: 500 Pcs Per Month
Delivery Time: 30 Days
Packaging Details: Sea Worthy Plywoods
Body Material: Cast Steel:Carbon Steel GS-C25
Trim:: 13Cr, Half Stellite/ Full Stellite
Size:: Dn50 - Dn600
Pressure Rating: Pn10 - Pn64
Actuator: Handwheel, Gear Operated, Electric Actuator, Or Bare Stem
Connection Ends: FF, RF, RTJ, BW
Painting: As per Staindards
Other: OEM Available
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Din Flanged Carbon Steel Gate Valve GS-C25 Metal Seat Hardfaced Half / Full Stellite

Din Flanged Gate Valve Carbon Steel GS-C25 Metal Seat Hardfaced with Manual Operated


Quick Details:

1. Type: Din Gate Valves
2. OS&Y, Bolted Bonnet, Solid or Flexible Wedge Design
3. Size Range: Dn50 to Dn600
4. Pressure Ratings: Pn16 - Pn64
5. Materials Available in: Cast Carbon Steel GS-C25
6. Various trim materials are available to suit different service conditions
7. Actuator: Manual, Handwheel
8. NACE MR 0175 on request


Standards

Design StandardDIN3352
Face to FaceDIN3202
Flange EndsDIN2543-2545
Test & InspectionDIN3230

Features:

1. Bonnet Gasket Style

Stainless steel + flexible graphite combined gasket;

Stainless steel + flexible graphite wounded gasket;

Ring joint gasket;

2. Packing Seal

Flexible graphite is used for packing material. PTFE or combined packing material can be also used.

3. Body and Bonnet Connection

Bolted Bonnet design. (B.B)

4. Seat

For carbon steel gate valve, the seat is usually forged steel. The seat sealing surface is overlaying welded with hard alloy specified by the customer. For Stainless steel gate valve, the seat is integral with body, or it can be machined directly after hard alloy welded. Threaded or welded type seat is also optional for stainless steel gate valve.

5. Disc Design
NPS≥2 Gate valves are flexible wedge gate, NPS<2 Gate valves are solid wedge gate.

6. Backseat Design

All gate valves have backseat design.

7. Stem Design

The stem is integral forged design.

8. Stem Nut

Usually, the stem nut is made of ASTM A439 D2. It is also can be made of copper alloy or other materials if being requested by the customer.

9. Operation

Hand wheel or bevel gear box is usually used for gate valve operation, electric actuator also can be used for gate valve operation if being requested by the customers.

Din Gate Valve Drawing

Descriptions:

1. Cast Steel GS-C25 Gate Valve Parts and Material List:


Parts NameMaterial
CS/Trim 1CS/Trim 8CS/Trim 5
1BodyDIN 17245 GS-C25+CR 13DIN 17245 GS-C25+STLDIN 17245 GS-C25+STL
2WedgeDIN 17245 GS-C25+CR 13DIN 17245 GS-C25+CR 13DIN 17245 GS-C25+STL
3StemASTM A182 F6a
4NutA194 2H
5BoltA193 B7
6GasketSS Spiral Wound W/graphite, or SS Spiral Wound W/ PTFE, or Reinforced PTFE
7BonnetDIN 17245 GS-C25+CR 13DIN 17245 GS-C25+CR 13DIN 17245 GS-C25+CR 13
8PackingBraided Graphite or Reformed Graphite Ring or PTFE
9GlandASTM A182 F6a
10Gland FlangeDIN 17245 GS-C25
11Stem NutCopper Alloy or A439 D2
12Hand WheelDuctile Iron or Carbon Steel

2. Hydro Test Specifications:

Nominal Pressure (MPa)Shell Test (MPa)Sealing Test(MPa)Suitable Medium
1.62.41.76Water, Oil & Gas
2.53.752.75
4.06.04.4
6.49.67.04

Cheap Din Flanged Carbon Steel Gate Valve GS-C25 Metal Seat Hardfaced Half / Full Stellite for sale
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