Seal gasket type

Sealing gasket types are divided into several types, today we come to understand:

1. Gb4622.2-93 winding gasket pipe flange size series

2. Gb9126.1-88 sheet asbestos rubber for pipe flanges made of planar steel

3. Gb9126.2-88 asbestos rubber sheet for pipe flange made of convex steel

4. Gb9126.3-88 asbestos rubber sheet for pipe flange of concave and convex steel

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