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GB/T 4622.1-1993 in English
Specification and symbol of spiral wound gaskets
ABOLISHED
Issued on:1993-02-19 | Implemented on:1993-10-01
$340.00 $330.00 -
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GB 10444-1989 in English
Method of establishment for type of mechanical seals
SUPERSEDED
Issued on:1989-02-22 | Implemented on:1990-01-01
$60.00 $59.00 -
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GB 6556-1986 in English
Type, main dimension, material and marking of mechanical seals
SUPERSEDED
Issued on:- | Implemented on:1987-05-01
$160.00 $156.00





