GB wedge gate valve
GB wedge gate valve
Nominal diameter: DN15 ~ 1000mm
Nominal pressure: PN1.6 ~ 4.0MPa
Working temperature: -29 ~ 350 ℃
steam, chemical, oil, and other plant: Medium
Operation: manual
Body Material: Carbon Steel Z40H-100 ~ 160 Z40Y-100 ~ 160, Chromoly Molybdenum Steel Z40Y-100I ~ 160I, Stainless Steel Z40W-100P ~ 160P,
Product description:
GB wedge gate valve for nominal pressure PN1.6 ~ 16MPa, operating temperature -29 ~ 350 ℃ in petroleum, chemical, pharmaceutical, fertilizer, power industry and other conditions of the pipeline, cut off or connect the pipeline medium. GB bellows gate valve structure is reasonable, reliable sealing, excellent performance, handsome in appearance; sealing surface surfacing Co-based hard alloy, wear resistance, corrosion resistance, good friction performance, long service life; GB Bellows valve stem conditioning and Surface nitriding, corrosion resistance and good anti-friction performance; double seal, more reliable performance; stem lift position instructions more intuitive.
GB wedge gate valve structure features:
1, reasonable structure, reliable sealing, excellent performance, attractive appearance;
2, sealing surface is welded Co-based cemented carbide, wear, corrosion, good anti-friction properties, long life;
3, stem quenched and surface Nitriding, good corrosion and anti-friction performance;
4, double sealing, more reliable performance;
5, stem lift position instructions, more intuitive;
6, parts and flanges, butt welding end size according to the actual work Conditions or user requirements reasonable matching, to meet the needs of various projects.
GB wedge gate valve test pressure:
| Nominal pressure | 1.6Mpa | 2.5Mpa | 4.0Mpa |
| Sealed experiment | 1.8Mpa | 2.8Mpa | 4.4Mpa |
| Shell strength | 2.4Mpa | 3.6Mpa | 6.0Mpa |
| proper temperature | 300 ° C | ||
Parts Material:
| Part Name | Body | cap | Valve stem | Sealing surface | filler | ||
| GS-C25 | GS-C25 | GS-C25 | 13r | 2Cr13 | Flexible graphite | ||
| STL | |||||||
| 304 | CF8 | CF8 | 304 | 304 |
| ||
| STL | |||||||
| 316 | CF8M | CF8M | 316 | 316 |
| ||
| STL | |||||||
| 304L | Cf3 | Cf3 | 316 | 304L |
| ||
| STL | |||||||
| 316L | CF3M | CF3M | 316 | 316L |
| ||
| STL |
Connection size:
| PN | DN | L | D | D1 | D2 | B | f | N-Φ | △ H (STRODE) |
| 1.6 | 15 | 130 | 95 | 65 | 45 | 14 | 2 | 4-14 | 20 |
| 20 | 150 | 105 | 75 | 55 | 14 | 2 | 4-14 | 25 | |
| 25 | 160 | 115 | 85 | 65 | 14 | 2 | 4-14 | 30 | |
| 32 | 180 | 135 | 100 | 78 | 16 | 2 | 4-18 | 35 | |
| 40 | 200 | 145 | 110 | 85 | 16 | 3 | 4-18 | 45 | |
| 50 | 250 | 160 | 125 | 100 | 16 | 3 | 4-18 | 55 | |
| 65 | 265 | 180 | 145 | 120 | 18 | 3 | 4-18 | 70 | |
| 80 | 280 | 195 | 160 | 135 | 20 | 3 | 8-18 | 85 | |
| 100 | 300 | 215 | 180 | 155 | 20 | 3 | 8-18 | 105 | |
| 125 | 325 | 245 | 210 | 185 | 22 | 3 | 8-18 | 130 | |
| 150 | 350 | 280 | 240 | 210 | 24 | 3 | 8-23 | 155 | |
| 200 | 400 | 335 | 295 | 265 | 26 | 3 | 12-23 | 205 | |
| 2.5 | 15 | 130 | 95 | 65 | 45 | 16 | 2 | 4-14 | 20 |
| 20 | 150 | 105 | 75 | 55 | 16 | 2 | 4-14 | 25 | |
| 25 | 160 | 115 | 85 | 65 | 16 | 2 | 4-14 | 30 | |
| 32 | 180 | 135 | 100 | 78 | 18 | 2 | 4-18 | 35 | |
| 40 | 200 | 145 | 110 | 85 | 18 | 3 | 4-18 | 45 | |
| 50 | 250 | 160 | 125 | 100 | 20 | 3 | 4-18 | 55 | |
| 65 | 265 | 180 | 145 | 120 | 22 | 3 | 8-18 | 70 | |
| 80 | 280 | 195 | 160 | 135 | 22 | 3 | 8-18 | 85 | |
| 100 | 300 | 230 | 190 | 160 | 24 | 3 | 8-23 | 105 | |
| 125 | 325 | 270 | 220 | 188 | 28 | 3 | 8-25 | 130 | |
| 150 | 350 | 300 | 250 | 218 | 30 | 3 | 8-25 | 155 | |
| 200 | 400 | 360 | 310 | 278 | 34 | 3 | 12-25 | 205 | |
| 4.0 | 15 | 130 | 95 | 65 | 45 | 16 | 2 | 4-14 | 20 |
| 20 | 150 | 105 | 75 | 55 | 16 | 2 | 4-14 | 25 | |
| 25 | 160 | 115 | 85 | 65 | 16 | 2 | 4-14 | 30 | |
| 32 | 180 | 135 | 100 | 78 | 18 | 2 | 4-18 | 35 | |
| 40 | 200 | 145 | 110 | 85 | 18 | 3 | 4-18 | 45 | |
| 50 | 250 | 160 | 125 | 100 | 20 | 3 | 4-18 | 55 | |
| 65 | 280 | 180 | 145 | 120 | 22 | 3 | 8-18 | 70 | |
| 80 | 310 | 195 | 160 | 135 | 22 | 3 | 8-18 | 85 | |
| 100 | 350 | 230 | 190 | 160 | 24 | 3 | 8-23 | 105 | |
| 125 | 400 | 270 | 220 | 188 | 28 | 3 | 8-25 | 130 | |
| 150 | 450 | 300 | 250 | 218 | 30 | 3 | 8-25 | 155 | |
| 200 | 550 | 375 | 320 | 282 | 38 | 3 | 12-30 | 205 |
- Name
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- Corporate name
- Address
- Leaving Message*
| Add：No. 3106, Chengliu Middle Road, Jiading District, Shanghai City Add：No. 3106, Chengliu Middle Road, Jiading District, Shanghai City | 
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