Valve bọọlụ dị nro welded
Nkọwapụta arụmọrụ
| Nrụgide | Nnwale nrụgide na okpomọkụ na-adịgide adịgide (MPa) | Ọnọdụ okpomọkụ dị | Ọdabara ọdabara
| |||
| Shei ahụ testing | Akwa-nrụgide akara | Obere akara akara | ||||
| Ọnụọgụgụ aha prenkwenye (PN) | 1.6 | 2.4 | 1.76 | 0.6 | -29 ~ 121 ℃ | Natural gas, liquefied gas, coal gas, mmanụ, mmiri, chọrọ |
| 2.5 | 3.75 | 2.75 | 0.6 | |||
| 4.0 | 6.0 | 4.4 | 0.6 | |||
| 6.4 | 9.6 | 7.04 | 0.6 | |||
| 10.0 | 15.0 | 11.0 | 0.6 | |||
| 16.0 | 24.0 | 17.6 | 0.6 | |||
| Klas nrụgide (Klas) | 150 | 2.94 | 2.16 | 0.6 | ||
| 300 | 7.67 | 5.62 | 0.6 | |||
| 400 | 10.2 | 7.48 | 0.6 | |||
| 600 | 15.3 | 11.23 | 0.6 | |||
| 900 | 23.0 | 16.85 | 0.6 | |||
| 1500 | 39.0 | 28.6 | 0.6 | |||
Nkọwa nka nka
| Desintụaka gn | GB | API | ASME | |
| Ụkpụrụ imewe | GB/T12237 | API6D | ASME B16.34 | |
| Ogologo ihe owuwu | ngwụcha flanged | GB/T12221 | API6D | ASME B16.10 |
| Njikọ welded | GB/T12221 | |||
| Ọgwụgwụ flangeds | GB/T9113JB/T79 | ASME B16.5 | ||
| Butt-anyịlding agwụ | GB/T12224 | ASME B16.25 | ||
| Nwalee &nyocha | GB/T13927 JB/T9092 | API6D | API598 | |
Mara: Enwere ike ịhazi nha nke valvụ na-ejikọ flange na ọdụ ịgbado ọkụ dị ka ihe ndị ahịa chọrọ.
Ụdị ihe ndị bụ isi (akara dị nro)
| Mba. | Accessory ahae | Ihe onwunwe | |
| GB | ASTM | ||
| 1 | oche | PTFE | PTFE |
| 2 | Bonnet | 25 | A105 |
| 3 | Ahụ | 25 | A105 |
| 4 | Bọọlụ* | 25+Cr | A105+Cr |
| 5 | Isi** | 12Cr13 | A276-410 |
| 6 | Gasket | PTFE | PTFE |
| 7 | Ahụ nkwakọ ngwaahịa | 12Cr13 | A276-410 |
| 8 | Oche nkwakọ ngwaahịa | 25 | A105 |
| 9 | Nkwakọ ngwaahịa | PTFE;Carbon fiber; graphite dị nro | |
| 10 | Mbukota gland | WCB | A216-WCB |
| 11 | Ịghasa | 35CrMoA | A193-87 |
| 12 | Ịchọta ibe | Q235A | A36 |
| 13 | mgbanaka | 65 nde | AISI 1566 |
| 14 | Jikwaa | KTH350-10 | A47-667Cr32510 |
Rịba ama: Ihe nke akụkụ a gbasara valvụ typo anti-sulphur bụ GB (12Cr18Ni9+ NIP) ASTM (A182-304+NIP).
Ihe nke akụkụ a gbasara valvụ ụdị mgbochi sọlfọ bụ GB (12Cr18Ni9) ASTM (A276-321).
Isi akụkụ nke valvụ usoro na ihe nke sealing elu dị iche iche dị ka n'ezie na-arụ ọrụ ọnọdụ na ndị ahịa pụrụ iche chọrọ.
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