基本信息
| 港口的规模 | DN15-500 |
|---|---|
| 出生地 | Zhejiang China (Mainland) |
| 模式的数量 | L25 |
| 牌子的名字 | wanlong |
| 标准或Nonstandard | 标准 |
| 结构 | 控制 |
| 压力 | 低气压 |
| 材料 | 不锈钢的 |
l Characteristic Throttle Valve with its compact structure , manufacture and service is convenient,and low cost. l Applicable scope oilChemistryElectric powernatural gasFoodstuffChemical fertilizersteam systemCorrosive acid entironmentspinpharmacy l Main parts part nameBodyMetal bellowsBonnetDisc-Sealing facestemMaterial and standardASTM A105 A105ASTM A276 304ASTM A105 A105ASTM A276 304 -Corodur 59×L#GB/T 1220 2Cr13 NitrogenizationASTM A276 304ASTM A494 Hastelloy C-22/C-276ASTM A276 304GB/T 1220 3Cr13GB/T 1220 2Cr13 NitrogenizationASTM A216 WCBASTM A276 304LASTM A216 WCBGB/T 699 25# +Corodur 59×L#/ASTM A352 LCBASTM A276 316ASTM A352 LCB//ASTM A351 CF8MASTM A276 316LASTM A351 CF8M//ASTM A351 CF8/ASTM A351 CF8//ASTM A494 Hastelloy C-22/C-276/ASTM A494 Hastelloy C-22/C-276//ASTM A995 CD4MCu/ASTM A995 CD4MCu// l Performance specification Nominal pressure1.62.54.0M paShell test2.43.756.0Upper sealing testhigh pressure sealing test1.82.754.4Low press air tight test0.60.60.6Maximal working temperature(°C)≤550≤550≤550Applicable mediumHTM etc. l Design standards Design and manufactureFace-to-face dimensionsButt welded end dimensionsTest-inspection Pressure-temperatureHelium SpectrometryGB/T 12235 API 602GB/T 12221GB/T 12224GB/T 13927 GB/T 9092GB/T 9131API 602 l Main external dimension
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