Chinese and International Valve Standards
| Standard Code Num. | Standard Name | Adopting Standard |
|---|---|---|
| GB12220 | General valve -- marking | ISO 5209 |
| GB12221 | Flanged ends metal valve - face-to-face dimensions | ISO 5752 |
| GB12222 | Multi-turn valve -- connection of driving device | ISO 5210/1 - 3 |
| GB12223 | Part-turn valve -- connection of driving device | ISO 5211/1 - 3 |
| GB12224 | Steel valve - general requirements | ANSI B16.34 |
| GB12225 | General valve -- copper alloy casting ware technology requirements | ASTM B584 |
| GB12226 | General valve -- gray casting iron technology requirements | ISO 185,BS 1452 |
| GB12228 | General valve -- carbon forging steel technology requirements | ASTM A 105,A181 |
| GB12229 | General valve -- carbon casting steel technology requirements | ASTM A703 |
| GB12230 | General valve --- Ad casting steel technology requirements | ASTM A351 |
| GB12232 | General valve -- flanged ends iron gate valve | ISO5996-1982, API 595 |
| GB12233 | General valve -- iron gate valve and lift check valve | BS5152,5153 |
| GB12234 | General valve -- flanged and butt-welding ends copper gate valve | API 600 |
| GB12237 | General valve -- flanged and butt-welding ends steel ball valve | ISO7121, API 607 |
| GB12238 | General valve -- flanged and wafer ends butterfly valve | BS5155 |
| GB12239 | General valve -- diaphragm valve | BS5156,NFE29 |
| GB12240 | General valve -- iron plug valve | API 593 |
| GB12241 | Safety valve -- general requirements | ISO 4126 |
| GB12242 | Safety valve -- characteristic testing solution | ANSI/ASME PTC25.3 |
| GB12243 | Direct spring loaded safety valve | JIS B 8210 |
| GB12244 | Pressure reducing valve - general requirements | JIS B 8372,B8410 |
| GB12245 | Pressure reducing valve - characteristic testing solution | JIS B 8372,B8410 |
| GB12246 | Pilot operated pressure reducing valve | JIS B 8372, DSS405 |
| GB12247 | Steam trap valve -- classification | ISO 6704 |
| GB12248 | Steam trap valve -- technology terms | ISO 6552 |
| GB12249 | Steam trap valve -- marking | ISO 6553 |
| GB12250 | Steam trap valve -- face-to-face dimensions | ISO 6554 |
| GB12251 | Steam trap valve -- testing solution | ISO 6948,7841,7842 |
| GB/T13927 | General valve -- pressure testing | ISO 5208 |
| JB/T6899-93 | Valve fire-proof test | ISO10497 |
| JB/T7927-95 | Valve casting steel ware out-form quality requirements | MSS SP55 |
| ZBJ16006-90 | Inspection and testing of valve | API 598 |
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