Application of Standards
① Design and Manufacturing: Cast steel gate valves comply with API600 (ISO10434) and API6D standards.
② Stainless steel gate valves comply with API600 and API6D standards.
③ Forged steel gate valves comply with API602 standards.
④ Inspection and Testing: API598, AP600orAPI6D
⑤ Flange connections: ASME B16.5 for NPS≤24, ASME B16.47B series (API605), ASME B16.47A series, and MSS SE-44 (for NPS>24)
⑥ Welded end: ASME B16.25
⑦ Spigot and socket welded end: ASME B16. 11
⑧ Structure length: ASME B16. 10
⑨ Temperature rating: ASME B16.34
Product specifications
① Main material: carbon steel, stainless steel, alloy steel
② Nominal diameter: NPS 2 "to NPS 24"
③ Pressure range: CL900~CL2500
④ Operating temperature: -29℃~+600℃
⑤ Drive modes: manual, bevel gear, electric, pneumatic, hydraulic
⑥ Application scope: It can be used in water supply, sewage, construction, food, electric power, medicine, metallurgy, light textile, energy and other fluid pipelines for cutting off, regulating and throttling.
Main Components Material
| Order number | Part name | Material quality | |
| Stainless steel | Cast steel | ||
| 1 | Valve body | A351 CF8 | WCB+13Cr |
| 2 | Flashboard | A351 CF8 | WCB+13Cr |
| 3 | Valve stem | A182 F304 | A182 F6a |
| 4 | Bonnet | A351 CF8 | A216 WCB |
| 5 | Gasket ring | Flexible graphite | Flexible graphite |
| 6 | Pressure pad | A182 F304 | ASTM A105 |
| 7 | Pendant collet | A182 F304 | ASTM A105 |
| 8 | Gland | A182 F304 | ASTM A105 |
| 9 | Filling | Flexible graphite | Flexible graphite |
| 10 | Stuffing box gland | A351 CF8 | A216 WCB |
| 11 | Bolt | A193 B8 | A193 B7 |
| 12 | Nut | A1948 | A1942H |
| 13 | Valve-stem nut | Copper alloy | Copper alloy |
| 14 | Gland nut | ASTM A105 | ASTM A105 |
| 15 | Hand wheel | KTH300-08 | KTH300-08 |
| 16 | Locknut | ASTM A105 | ASTMA105 |
| 17 | Bolt | A193 B8 | A193 B7 |
| 18 | Nut | A1948 | A1942H |
| 19 | Support | A351 CF8 | A216 WCB |
| 20 | Bearing | Stainless steel | Stainless steel |
| 21 | Priming cup | Cu | Cu |
Main Dimension
CLASS900Lb
| NPS | 2 | 2 1/2 | 3 | 4 | 6 | 8 | 12 | 14 | 16 | 18 | 20 | 24 | |
| L | RF | 368 | 419 | 381 | 457 | 610 | 737 | 965 | 1029 | 1130 | 1219 | 1321 | 1549 |
| BW | 368 | 419 | 381 | 457 | 610 | 737 | - | - | - | - | - | - | |
| Hand movement | H1 | 620 | 705 | 695 | 825 | 1065 | 1318 | - | - | - | - | - | - |
| Do | 300 | 350 | 350 | 400 | 500 | 600 | - | 1 | 1 | - | - | - | |
| Bevel gear | H2 | - | - | - | - | 800 | 940 | 1691 | 1877 | 2143 | 2310 | 2750 | 3150 |
| Motor-driven | H3 | - | - | - | - | 800 | 940 | 1691 | 1877 | 2143 | 2310 | 2750 | 3150 |
CLASS1500Lb
| NPS | 2 | 3 | 4 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 24 | |
| L | RF | 371 | 473 | 549 | 711 | 841 | 1000 | 1146 | 1276 | 1407 | - | - | - |
| BW | - | - | - | - | - | - | - | - | - | - | - | - | |
| Hand movement | H1 | 510 | 620 | 728 | 1000 | 1300 | 1360 | - | - | - | - | - | - |
| Do | - | - | - | - | - | - | - | - | - | - | - | - | |
| Bevel gear | H2 | - | 670 | 770 | 1070 | 1180 | 1410 | 1620 | 2020 | 2180 | - | - | - |
| Motor-driven | H3 | - | - | - | 1070 | 1180 | 1410 | 1620 | 2020 | 2180 | - | - | - |
CLASS1500Lb
| NPS | 2 | 3 | 4 | 6 | 8 | 10 | 12 | |
| L | RF | 451 | 578 | 673 | 914 | 1022 | 1270 | 1422 |
| BW | 451 | 578 | 673 | 914 | 1022 | 1270 | 1422 | |
| Hand movement | H1 | 630 | 890 | - | - | - | - | - |
| Do | - | - | - | - | - | - | - | |
| Bevel gear | H2 | - | - | - | - | - | - | - |
| Motor-driven | H3 | - | - | 1191 | 1347 | 1445 | 1602 | 1914 |
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