For specific performance data and proper material selection, consult your Velan representative.
如果需要特定的性能数据和进行适当的材料选型，请与我们联系。
Velan now offers standard cast steel bolted bonnet gate and globe valves qualification tested for compliance with EPA fugitive emissions regulations.
我们现在能够提供标准铸钢螺栓阀帽闸阀和截止阀，这些阀门都通过符合EPA短时排放规定要求的鉴定测试。
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