Model of the gasket

2018-02-26View Original

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Everyone, please tell me what the numbers on the gasket mean: SH/T3407——2013, B150——150LB, 226. Those who know can answer; it will earn extra points

Reply #22018-02-26

SH/T3407——2013: Standard number B; Type with outer ring; 150: DN150; 150LB: Pressure rating, i.e., PN20; 226: Material – metal strip material 06Cr19Ni10, non-metallic strip material flexible graphite, outer ring material carbon steel Q235A. In other words: A gasket of the type with outer ring, DN150, PN20, using metal strip material 06Cr19Ni10, non-metallic strip material flexible graphite, and outer ring material carbon steel

Reply #32018-02-27

In the SH standard, B is the outer ring; in the HG standard, B is the inner ring. Please take a close look at the standards.

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Model of the gasket

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