GB/T 3250-1982
Replaced
GB/T 4949-2026
Pending
National standards
GB/T 4949-2026 Chemical analysis methods for sacrificial anode of Al-Zn-In system alloy
GB/T 4949-2026 Chemical analysis methods for sacrificial anode of Al-Zn-In system alloy
Basic Information
Standard Code:
GB/T 4949-2026
Standard Type:
National standards
Standard Status:
Pending
is_force_gb:
no
CCS Name:
Analysis methods for light metals and their alloys
ICS Name:
Aluminum and aluminum alloys
Publish Date:
2026-01-28
Implement Date:
2026-08-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国海洋船标准化技术委员会(SAC/TC 12)
Pages:
48 pages
Scope
本文件规定了铝-锌-铟系合金牺牲阳极中锌、铟、镉、锡、镁、硅、钛、铁、铜和铅含量的测定方法。
本文件适用于铝-锌-铟系合金牺牲阳极中锌、铟、镉、锡、镁、硅、钛、铁、铜和铅含量的测定。测定范围见表1。
Development Information
Drafting Units:
洛阳船舶材料研究所(中国船舶集团有限公司第七二五研究所)、厦门双瑞材料研究院有限公司、青岛双瑞海洋环境工程股份有限公司
Drafting Persons:
张毅、刘攀、张健豪、陈倩倩、郭兴杰、赵永韬、张欣耀、蔺存国、王红锋、李景滨、郑国华、管晓颖
Replace the following standards
Referenced Standards
GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods
GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods
GB/T 8170-1987 Rules for rounding off of numberical values
GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 14203-1993 General rule for photoelectric emission spectroscopic analysis of iron, steel and alloy
GB/T 14203-2016 General rules for spark discharge atomic emission spectrometry
JJG 768-2005 Emission Spectrometer
Related Standards
GB/T 3251-1982
Replaced
GB/T 3251-1982 Aluminium and aluminium alloys—Compression test method for tubes
GB/T 3252-1982
Replaced
GB/T 3252-1982 Aluminium and aluminium alloys Shear test method for rivet wire and rivets
GB/T 3172-1982
Abolished
GB/T 3172-1982 Determination of adhesion ratio of aluminium powder Steel plate method
GB/T 3173-1982
Abolished
GB/T 3173-1982 Determination of coating surface of aluminium powder on water
GB/T 4438-1984
Replaced