CNS 4221
Standard english version

CNS		General No.	CNS 4221
		Classified No.	B2157
Metric trapezoidal screw thread (limits for internal screw threads from 8mm to 100mm) 梯形螺紋（標稱直徑8mm至100mm的內螺紋限界尺寸）
Date of Approval	Bureau of Standards, Metrology and Inspection	Date of Revision 1978-03

CNS Code	CNS 4221-1978
Classified No.	B2157
CNS English Title	Metric trapezoidal screw thread (limits for internal screw threads from 8mm to 100mm)
Chinese Title	梯形螺紋（標稱直徑8mm至100mm的內螺紋限界尺寸）
Edition	1978-03
Pages	7
English Translation Price	$175.00 USD
Member Discount Price	Inquire us for detail


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