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Cast Stainless Steel Gate Valve A351 CF8 SS304 300LB With Bolted Bonnet Design

Categories Cast Steel Gate Valve
Brand Name: Tengs Valve
Model Number: Z40W
Certification: ISO,CE, API
Place of Origin: China
MOQ: 1 PC
Price: Negotiable
Supply Ability: 500 Pcs Per Month
Delivery Time: 30 Days
Packaging Details: Sea Worthy Plywoods, Air Worthy Plywoods
Body Material: Cast Stainless Steel: A351 CF8 / SS304
Trim: SS304, SS316, Dss etc.
Stem Type: Rising Stem, RS
Pressure Rating: Class 300 / 300#
Actuator: Handwheel, Gear Operated
Flange Ends: RF
Applicable Medium: W.O.G
Other: OEM Available
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Cast Stainless Steel Gate Valve A351 CF8 SS304 300LB With Bolted Bonnet Design

Cast Stainless Steel Gate Valve A351 CF8 SS304 Flanged Wedge Sluice Valves 300LB


Standards

Design and Manufacture: Cast steel gate valve to API 600 or API 6D;

Inspection and Test: API 598, API 600 or API 6D.

End flange dimension: ASME B16.5 (for NPS≤24)

Face to face and end to end: ASME B16.10.

Pressure-temperature ratings: ASME B16.34.


Quick Details:

1. Type: Flanged Gate Valves Z40W
2. OS&Y, Bolted Bonnet, Solid or Flexible Wedge Design
3. Size Range: 2" to 36"
4. Pressure Ratings: Ansi Class 300 / 300#
5. Materials Available in: Cast Stainless Steel A351 CF8 / SS304
6. Various trim materials are available to suit different service conditions
7. Actuator: Manual, Handwheel, Gear Operated
8. NACE MR 0175 on request


Features:

1. Bonnet Gasket Style

Stainless steel + flexible graphite combined gasket is used for Class 300 gate valve;

2. Packing Seal

As usual, flexible graphite is used for packing material. PTFE or combined packing material can be also used if being requosted by the customer.

3. Body and Bonnet Connection

Class 300LB gate valves are usually connected with bolted bonnet design.

4. Disc Design
NPS≥2 Gate valves are flexible wedge gate.

5. 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.

6. Backseat Design

All gate valves have backseat design. In most cases,the carbon steel gate valve is fitted with a renewable back seat. For stainless steel gate valve, the back seat is machined directly in the bonnet or be machined after welding.

7. Stem Design

The stem is integral forged design. The minimum diameter of the stem shall be as per the standard requirement.

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.


Description:

1. Flanged Cast Stainless Steel Gate Valve Parts and Material List for Class 300LB:

Cast Steel Gate Valve Sketch

Parts No.Parts NameMaterials
CF8/304
1BodyASTM A351 CF8
2Gasket304 + Graphite
3Seat RingASTM A351 CF8
4GateASTM A351 CF8
bStemASTM A182 F304
6Backseat BushingASTM A351 CF8
7PackingGraphite
8GlandASTM A182 F304
9Gland EyeboltASTMA193 B8
10Eyebolt NutASTM A194 8
11Eyebolt Pin304SS
12Gland FlangeASTM A351 CF8
13Bonnet BoltASTM A193 B8
14Bonnet NutASTM A194 8
15BonnetASTM A351 CF8
16NippleCarbon steel
17Stem nutASTM A439 D2
18Yoke Sleeve NutCarbon steel
19Hand WheelDuctile Iron
20Hand Wheel NutCarbon steel
21Set ScrewASTM A193 B7


2. Main Connection Dimensions:

Cast Steel Gate Valve Dimensions Drawings for 300LB


ClassSizeDimensions(mm)
NPSDNLBDGfKZ-OdCRTJA
RFRTJBWYPEF
300Lb2502162322164916591.91.61278-19.122.410882.557.9211.9163
21/26524125724162191104.61.6149.28-22.225.4127101.67.9211.9175
380283298283742101271.6168.38-22.228.4146123.827.9211.9191
4100305321305100254157.21.6200.28-22.231.8175149.227.9211.91117
6150403419403150318215.91.6269.812-22.236.6241211.127.9211.91172
8200419435419201381269.71.6330,212-25.441.1302269.887.9211.91223
10250457473457252445323.91.6387.416-28.647.8356323.857.9211.91278
123005025185023035213811.6450.916-31.850.84133817.9211,91329
14350762778762334584412.81.6514.420-31.853.8457419.17.9211.91362
16400838854838385648469.91.6571.520-34.957.2508469.97.9211.91413
18450914930914436711533.41.6628.724-34.960.5575533.47.9211.91464
205009911010991487775584.21.6685.824-34,963.5635584.29.5213.49516
24600114311651143589914692.21.6812.824-41.369.9749692.1511.1316.66619
26650124512701245633972749.31.6876.328-44.579.2809.8749.312.719.84670
287001346137213466841035800.11.6939.828-44.585.9860.6800.112.719.84721
307501397142213977351092857.31.699728-47.691.9917.4857.2512.719.84772
328001524155315247791149914.41.61054.128-50.898.6984.3914.414.2723.01825
348501626165416268301207965.21.61104.928-50.8101.61035.1965.214.2723.01876
3690017271756172787412701022.41.61168.432-54104.61092.2
Quality Cast Stainless Steel Gate Valve A351 CF8 SS304 300LB With Bolted Bonnet Design for sale
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