QUZHOU ZHONGYI CHEMICALS CO.,LTD
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1. Four way Ball Valve
2.Standard:ANSI,GB,JIS
3.Certification:ISO9001-2008
4.Material:carbon steel,ss
5.package: wooden box
Four way Ball Valve
| No.1 Chief features |
| 1.Full port, floating or trunnion mounted type |
| 2.Bolted bonnet |
| 3.Blow out proof stem |
| 4.Structure improved on api |
| 5.Opening and with wormgear operator |
| 6.Available with gear operator |
| 7.Flanged ends |
| 8.Butt-welding ends |
| No.2 product specification | |||||||
| product specification | face to face | design spec. | flange end | test&check | marking | supply | |
| ANSI B16.10 | API1600 | ANSI B16.5 | API598 | MSS SP-25 | API1608 | ||
| API16D | API16D | API16D | API 16D | API16D | |||
| No3.main part material | |||||||
| part name | part material | ||||||
| body/bonnet | A-216-WC8 | A105 | A352-LC8 | A351-CF8 | A351-CF8M | A351-CF3 | A351-CF3M |
| ball | A182-F304 | A182-F304 | A182-F304 | A182-F304 | A182-F316 | A182-F304L | A182-316L |
| stem | A182-F6a | A182-F6a | A182-F6a | A182-F304 | A182-F316 | A182-F304L | A182-316L |
| seat | A105 | A182-F304 | A182-F316 | A182-F304L | A182-316L | ||
| seat ring | PTFE | R.PTFE | |||||
| packing | PTFE+FPM | PTFE+FPM | |||||
| gasket | Flexible graphite+PFTE+FPM | ||||||
| bolt | A193-B8 | A193-B8M | |||||
| suitable medium | water,oil,steam | nitric acid | ancetic acid | ||||