ASTM A732&A732M-2002 一般设备用熔模铸造碳素低合金钢及高强度加温钴合金钢铸件
Designation:A732/A732M–02Standard Specification forCastings,Investment,Carbon and Low Alloy Steel for General Application,and Cobalt Alloy for High Strength at Elevated Temperatures1This standard is is
时间:2023-06-05 热度:34℃