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Standard Insuued on: 1999-12

HG 21601-1999    Quick-opening Stainless Steel Handholes at Normal Pressure
常压快开不锈钢手孔
Category No.:HG Valid Status:abolished
Issued Organization:0 Issued Date:1999-12-10
Implemented Date:2001-8-1 Abolished Date:2017-05-12
Superseded Standard.: Superseded Date:
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SN/T 0801.6-1999   SN/T 0822-1999   SN/T 0839.1-1999   SN/T 0821-1999   WS/T 121-1999   SN/T 0820-1999   JB/T 50003-1999   GB 7000.11-1999   GB 7000.13-1999   YZ/Z 0001.1-1999   SL/T 4-1999   SL 249-1999   HG/T 20579.3-1999   HG/T 20646.4-1999   HG/T 20579.1-1999   HG/T 20646.2-1999   HG/T 22814-1999   HG 21604-1999   HG/T 20646.1~20646.5-1998   HG 21602-1999  

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