GB/T 40342-2021钢丝热镀锌铝合金镀层中铝含量的测定标准
英文:Method for determination of aluminum content in hot dipped zinc-aluminum alloy coating on steel wire GB/T 40342-2021介...
英文:Method for determination of aluminum content in hot dipped zinc-aluminum alloy coating on steel wire GB/T 40342-2021介...
英文:Steel wire ropes for ropeway GB/T 26722-2022介绍: 国家标准《索道用钢丝绳》由TC183(全国钢标准化技术委员会)归口上报,TC183SC12(全国钢标准化技术委员会钢丝绳分会)执行,主管部...