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GB/T 15232-1994 Textile glass--Mats--Determination of tensile breaking force 
  Issued on:   Price(USD): 180.0
GB/T 223.23-1994 Methods for chemical analysis of iron, steel and alloy.The dimethylglyoxime spectrophotometric method for the determination of nickel content 
  Issued on: 1994-1-17   Price(USD): 80.0
GB/T 223.11-1991 Methods for chemical analysis of iron, steel and alloy - ammonium sulfate oxidation volumetric method for the determination of chromium content 
  Issued on: 1991-09-06   Price(USD): 120.0
GB/T 223.10-2000 Methods for chemical analysis of iron, steel and alloy－The cupferron separation-chrome azurol S photometric method for the determination of aluminium content 
  Issued on: 2000-04-01   Price(USD): 304.0
GB/T 20223-2006 Cotton Linter 
  Issued on: 2006-03-01   Price(USD): 120.0
GB/T 21223-2007 Guide for the statistical analysis of ageing test data - Methods based on mean values of normalment distributed test results 
  Issued on: 2007-12-3   Price(USD): 210.0
GB/T 19223-2003 Classification of coal mine water 
  Issued on: 2003-07-01   Price(USD): 264.0
GB/T 15223-1994 Plastics－Liquid resins－Determination of density by the pyknometer method 
  Issued on: 1994-09-24   Price(USD): 184.0
GB/T 14223-1993 Internal combustion engines－Piston rings－Keystone rings and half keystone rings 
  Issued on: 1993-03-03   Price(USD): 490.0
GB/T 12239-1989 General purpose industrial valves-Diaphragm valves 
  Issued on: 1990-01-04   Price(USD): 150.0
GB/T 12238-1989 General purpose industrial valve-Flonged and wafer butterfly valves 
  Issued on: 1990-01-04   Price(USD): 180.0
DB14/T 1699-2018  
  Issued on: 2018-07-30   Price(USD):
GB/T 12237-2007 Stell ball valves for petroleum petrochemical and allied industries 
  Issued on: 2007-4-18   Price(USD): 120.0
GB/T 12237-1989 General purpose industrial valves-Flanged and butt-weld end steel ball valves 
  Issued on: 1990-01-04   Price(USD): 415.0
GB/T 12233-1989 General purpose industrial valves-Casting iron globe valves and lift check valves 
  Issued on: 1990-01-04   Price(USD): 130.0
GB/T 12234-1989 General purpose industrial valves-Flanged and butt-weld steel gate valves 
  Issued on: 1990-01-04   Price(USD): 180.0
GB/T 12230-1989 General purpose industrial valves-Specification of austenitic steel castings 
  Issued on: 1990-01-04   Price(USD): 180.0
GB/T 16907-1997 Technical specifications for centrifugal pumps - Class I  
  Issued on: 1997-7-4   Price(USD): 900.0
GB/T 14794-1993 Steam reciprocating pump 
  Issued on: 2002-04-09   Price(USD): 220.0
DB5305/T 2.2-2019  
  Issued on: 2019-10-30   Price(USD):
1/19017
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