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GB/T 38897-2020 Non-destructive testing—Measurement method for material elastic modulus and Poisson’s ratio using ultrasoinc velocity 360 (USD) via email in 1-3 business day TO BE VALID
GB/T 1800.2-2009 Geometrical product specifications (GPS) - Limits and fits - Part 2: Tables of standard tolerance grades and limit deviations for holes and shafts 900 (USD) via email in 1-8 business day VALID
GB/T 38952-2020 Non-destructive testing—Testing method for measuring residual stress using bulk wave 300 (USD) via email in 1-3 business day TO BE VALID
GB/T 25742.2-2013 Condition monitoring and diagnostics of machines—Data processing,communication and presentation—Part 2:Data processing 540 (USD) via email in 1-5 business day VALID
JB/T 5000.1-1998 The heavy mechanical general techniques and standards check of product via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 20666-2006 Unified screw threads - Tolerances via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB 9144-1988 45 (USD) via email in 1-3 business day ABOLISHED
GB/T 5796.4-2005 Trapezoidal screw threads—Part 4:Tolerances via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 6075.1-2012 Mechanical vibration—Evaluation of machine vibration by measurements on non-rotating parts—Part 1:General guidelines 360 (USD) via email in 1-3 business day VALID
GB/T 22393-2008 Condition monitoring and diagnostics of machines - General guidelines via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 12716-2011 Pipe threads with the thread angle of 60 degrees where pressure-tight joints are made on threads 300 (USD) via email in 1-3 business day VALID
GB/T 30821-2014 Non-destructive testing—Practice for digital imaging and communication 360 (USD) via email in 1-3 business day VALID
GB/T 16544-2008 Non-destructive testing - Practice for gamma-ray radiographic testing by panoramic exposure 180 (USD) via email in 1-3 business day VALID
GB/T 14092.4-1993 Environmental condition for machinery products Ocean 90 (USD) via email in 1-3 business day ABOLISHED
GB/T 14093.2-1993 Environment technical requirements of machinery products for cold environment via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 197-1981 General purpose screw threads--Tolerances and fits for diameter from 1 to 355mm 180 (USD) via email in 1-3 business day ABOLISHED
GB/T 7920.17-1987 Steel reinforcement(bar) processing machinery; Terminology 135 (USD) via email in 1-3 business day ABOLISHED
GB/T 19874-2005 Mechanical vibration—Susceptibility and sensitivity of machines to unbalance via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 18852-2002 Ultrasonic non-destructive testing--Reference blocks and test procedures for the characterization of contact search unit beam profiles via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 24637.4-2020 Geometrical product specifications (GPS)—General concepts—Part 4:Geometrical characteristics for quantifying GPS deviations 240 (USD) via email in 1-3 business day TO BE VALID
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