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About product and suppliers:
        Alibaba.com offers 459 spade blind flange products. About 77% of these are flanges, 1% are flange, and 1% are valves. 

A wide variety of spade blind flange options are available to you, such as ansi, asme, and jis. You can also choose from carbon steel, alloy steel, and stainless steel. As well as from free samples. 

There are 458 spade blind flange suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Taiwan, which supply 95%, 2%, and 1% of spade blind flange respectively. 

Spade blind flange products are most popular in Domestic Market, Mid East, and South Asia. 

You can ensure product safety by selecting from certified suppliers, including 208 with ISO9001, 161 with Other, and 34 with ISO14001 certification.