订购符合API 607标准的阀门将配置石墨填料和衬垫。
Valves ordered for compliance with API 607 will be provided with graphite packing and gaskets.
通过工业应用研究，用该矿制备的伊利石粉代替轻质碳酸钙、白炭黑作橡胶填料，产品达到国标GB7036 - 89质量标准。
Through industrial application study, the illite powders produced from the ores can replace PCC or white carbon as rubbers filler, the products reaches the quality standards of GB7036-89.
除了TFE阀瓣和填料，以及标签牌以外，标准配置阀门中的所有部件都是相同的。
Except for TFE disc and packing, and identification tag, all parts are identical to standard valves.
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