久久久久久国产一区二区三区,天天狠天天操,国产乱码久久久久久一区二区,黄色短视频免费观看,日日噜噜夜夜爽狠狠视频 ,午夜激情啪啪,不卡的av电影在线

Main Products
Products Grade: 00Cr13Si2,00Cr13Si3
Specifications: φ5.5-38mm
Applied Standard:  Agreement
Characteristics: solenoid valve, ABS etc
Applications: soft-magnetic stainless st…
Use of Products: 00Cr13Si2,00Cr13Si3 is soft-magnetic stainless steel, with adding Si,Mo in the base steel 0Cr13,it have low coercive force、good corrosion resistance,widely used in Electronic product.