Please, consider the following request for quotation.
Enclosed to the letter is the sample drawing of the valve that we need
Required Specifications:
It is required to provide for purging of the bellows seal. The operating temperature is from + 80 to + 950 degrees Celcius.
Gate, seat, stem, guide tube, discharge channel body must be made of Alloy 601 steel or equivalent.
Protective fence must be made of AISI 316
Provide a stellite coating (or equivalent) at the points of contact between the gate and the seat
The valve is indended for gravity discharge of silica gel in a nitrogen environment under slight excess pressure
请考虑以下报价请求。
随信附上我们所需阀门的样品图
所需规格：
它需要提供波纹管密封的清洗。工作温度为+80至+950摄氏度。
闸板、阀座、阀杆、导管和排泄通道阀体必须采用合金601钢或同等材料制造。
防护栏必须由AISI 316制成
在闸板和阀座的接触点提供钨铬钴合金涂层（或同等材料）。
本阀适用于氮气环境中，在轻微超压的情况下，重力卸料硅胶
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