Tengs Valve International Limited
Tengs Valve International Limited Cast Steel, Forged Steel, Industrial Valves And Strainers
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Forged Steel Flanged Gate Valve Raised Face Class 150LB ASTM Carbon Steel A105 Api602 Valves
Quick Details:
1. Product: Forged Steel Flanged Gate Valve
2. Constructions: OS&Y, Bolted Bonnet, Welded Bonnet
3. Bore Type: Full Bore
4. Size Range: 1 Inch / DN25
5. Pressure Ratings: ANSI Class 150LB / 150# / PN20
6. End Connections: RF, FF
7. Materials Available in: Carbon Steel A105
8. Various Valve Trim: 13CR, Half Stellite, Full Stellite
9. Special: NACE MR 0175
Featuers
1. Bonnet Gasket Style
Stainless steel + flexible graphite combined gasket
Ring joint gasket
Pressure seal Design
2. Packing Seal
As usual, flexible graphite is used for packing material. PTFE or combined packing material can be also used if being requested by the customer.
3. Body and Bonnet Connection
Bolted Bonnet
Welded Bonnet
Pressure Seal Bonnet.
4. Operation
Hand wheel, Bare Stem, Electric actuator
5. Disc Design
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. The minimum diameter of the stem shall be as per the standard requirement.
8. 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.
Description
1. Parts and Material List
| NO. | Part name | A105/F6a | A105/F6aHFS | LF2/304 |
| 1 | Body | A105 | A105 | LF2 |
| 2 | Seat | 410 | 410HF | 304 |
| 3 | Wedge | F6a | F6a | F304 |
| 4 | Stem | 410 | 410 | 304 |
| 5 | Gasket | 304+ Flexible graphite | ||
| 6 | Bonnet | A105 | A105 | LF2 |
| 7 | Bolt | B7 | B7 | F7 |
| 8 | Pin | 410 | 410 | 410 |
| g | Gland | 410 | 410 | 410 |
| 10 | Gland eyebolt | B7 | B7 | L7 |
| 11 | Gland flange | A105 | A1O5 | LF2 |
| 12 | Hex nut | 2H | 2H | 2H |
| 13 | Stem nut | 410 | 410 | 410 |
| 14 | Locking nut | 35 | 35 | 35 |
| 15 | Namoplate | AL | AL | AL |
| 16 | Hand wheel | A197 | A197 | A197 |
| 17 | Lubricating gasket | 410 | 410 | 410 |
| 18 | Packing | Graphite | Graphite | Graphite |
2. Main Connection Dimensions
| Specification(NPS) | 1/2 | 3/4 | 1 | 1 1/4 | 1 1/2 | 2 | 2 1/2 | ||
| Face to face (mm) | CL150 | L(RF) L1(BW) | 108 | 117 | 127 | 140 | 165 | 178 | 190 |
| CL300 | 140 | 152 | 165 | 178 | 190 | 216 | 241 | ||
| CL600 | 165 | 190 | 216 | 229 | 241 | 292 | 330 | ||
| Handwheel | diameter (mm) | W | 100 | 100 | 125 | 160 | 160 | 180 | 200 |
| Height (mm) | CL150 | H | 176 | 184 | 217 | 226 | 250 | 290 | 357 |
| CL300, CL600 | 161 | 163 | 196 | 226 | 250 | 290 | 357 | ||
| Flow port dimension (mm) | d | 10 | 13.5 | 18 | 24 | 29 | 36.5 | 45 | |
| Weight (Kg) | CL150 | RF | 3.4 | 3.98 | 6.12 | 7.2 | 10.4 | 15.5 | 24.5 |
| BW | 2.8 | 3.3 | 5.4 | 7.4 | 8.2 | 12.5 | 20 | ||
| CL300 | RF | 3.77 | 7.89 | 7.23 | 9.6 | 12.64 | 18 | 26.2 | |
| BW | 5.3 | 4.4 | 6.8 | 8.1 | 9.2 | 15.4 | 22 | ||
| CL600 | RF | 4.2 | 5.8 | 8.8 | 12.1 | 15.6 | 19.5 | 32 | |
| BW | 4.5 | 5.1 | 8.2 | 10.2 | 12.4 | 20.1 | 28 | ||