Gb T 18984 2016 Translated English Of Chinese Standard Gbt 18984 2016 Gb T18984 2016 Gbt18984 2016

This Standard specifies the category, code, order content, dimension, shape, mass, technical requirements, test methods, inspection rules, packaging, marking and quality certificates of seamless steel tubes for low-temperature-service piping.

This Standard specifies the type and dimension, technical conditions and markings of pan head screw with cross recess. This Standard is applicable to the Type H and Type Z pan head screws with cross recess for Thread Specification M1.6~M10, Property Class 4.8, A2-50, A2-70, CU2, CU3 and AL4, Product Grade A.

This Standard specifies the method of using the hand-feeling softness tester to determine the softness of paper. This Standard is applicable to various wrinkle toilet paper, tissue paper and its derivatives, as well as other papers that require softness.

This Part of GB/T 6187 specifies the dimensions, technical requirements and designation of prevailing torque type all-metal hexagon nuts with flange, style 2.

This Standard specifies the type and dimension, technical conditions and markings of unchamfered hexagon thin nuts.

This Standard specifies the limit value and detection of the burr height for stampings. This Standard applies to metal stampings that have certain requirements for burr height.

This Standard specifies the nominal lengths and thread lengths for bolts, screws and studs used in product standards and other relevant documents, for example parts drawings.

This Standard specifies the instrumental assessment of change in colour for determination of grey scale rating of test sample relative to untested sample, as well as the calculation method that converts the instrument measured value to the number of grey sample card level used for colour change.