GB without diversion hole flat gate valve
GB without diversion hole flat gate valve
Nominal diameter: DN50 ~ 700mm, NPS2 "~ 28"
Nominal pressure: PN1.0 ~ 16.0MPa, Class150 ~ 900Lb
Design standards: API 600, API6D, ASME B16.34, GB / T 12234
Structure length: ASME B16.10, API6D, GB / T 12221
Connection standard: ASME B16.5, ASME B16.47, GB / T 9113, JB / T 79, HG / T 20592
Pressure test: API 598, GB / T 13927 , JB / T 9092
Pressure - Temperature class: ASME B16.34, GB / T 12224
Features
This series of valves has the characteristics of reliable sealing, small opening and closing torque, anti-sulfur wear-resistant, long service life, can be used to clean the hair ball pipe and other characteristics; for water, oil, natural gas, steam and other non-corrosive and corrosive media Of the pipeline system for hoist device, especially for petrochemical, oil, gas, long-distance pipeline and other fields.
Nominal pressure | Product number | |
1.0 to 16.0 MPa | No diversion hole | Z6s43WF, Z6s43WD, Z6s43WY, Z6s43WbF, Z6s43WbY |
Diversion hole | Z6s43NF, Z6s43DF, Z6s43YF, Z6s43F, Z6s43D, Z6s43Y |
Performance specifications
Pressure Level | Pressure test at room temperature (MPa) | Applicable temperature (℃) | Suitable media | |||||||
case | Left seal | Right seal | Low pressure seal | "G" type | "D" type | normal type | "KZ" type | "Z" type | ||
Nominal | 1.0 | 1.5 | 1.1 | 1.1 | 0.6 | -29 ~ 250 | -45 ~ 121 | -29 ~ 121 |
| Oil, gas, |
1.6 | 2.4 | 1.76 | 1.76 | 0.6 | ||||||
2.5 | 3.75 | 2.75 | 2.75 | 0.6 | ||||||
4.0 | 6.0 | 4.4 | 4.4 | 0.6 | ||||||
6.4 | 9.6 | 7.04 | 7.04 | 0.6 | ||||||
10.0 | 15.0 | 11.0 | 11.0 | 0.6 | ||||||
16.0 | 24.0 | 17.6 | 17.6 | 0.6 | ||||||
Lb | 150 | 2.93 | 2.07 | 2.07 | 0.6 | |||||
300 | 5.52 | 5.52 | 5.52 | 0.6 | ||||||
400 | 10.0 | 7.31 | 7.31 | 0.6 | ||||||
600 | 15.0 | 11.03 | 11.03 | 0.6 | ||||||
900 | 22.4 | 16.54 | 16.54 | 0.6 | ||||||
The main part material
Part Name | Body, bonnet | gate | Valve stem | Seat | Stem nut | Sealing ring | filler | Seal means |
"Z" type | WCB | Alloy steel | stainless steel | Alloy steel | Aluminum | Fill PTFE | Filled PTFE, | Oil seal grease |
"KZ" type | Sulfur-resistant stainless steel | Anti-sulfur sealant |
The main dimensions
DN | PN16 | PN40 | PN40 | PN100 | PN160 | 900Lb |
50 | 178 | 216 | 250 | 292 | 280 | 330 |
65 | 190 | 241 | 280 | 330 | 315 | 356 |
80 | 203 | 283 | 310 | 356 | 380 | 381 |
100 | 229 | 305 | 350 | 432 | 425 | 457 |
125 | 254 | 381 | 400 | 508 | 480 | 559 |
150 | 267 | 403 | 450 | 559 | 530 | 610 |
200 | 292 | 419 | 550 | 660 | 620 | 737 |
250 | 330 | 457 | 650 | 787 | 730 | 838 |
300 | 356 | 502 | 750 | 838 | 850 | 965 |
350 | 381 | 762 | 850 | 889 | 980 | 1029 |
400 | 406 | 838 | 950 | 991 | 1100 | 1130 |
450 | 432 | 914 | 1050 | 1092 | 1200 | 1219 |
500 | 457 | 991 | 1150 | 1194 | 1250 | 1321 |
600 | 508 | 1143 | 1350 | 1397 | 1450 | 1549 |
700 | 610 | 1346 | 1450 |
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