三级片a片无码_蜜乳AV成人电影_丝袜足交视频在线_日韩精品中文字幕亚洲专区腿精_安徽搡BBBB槡BBBB_欧美日B操B_非洲AV成人无码久久精品_av尤物_www.亚洲黄_WWWWWW美国黄片_蜜乳av影视_久久久亚洲成人AV无码电影_A片免费看在线不卡_国产无码8区_日屄福利视频

Main Products
Products Grade: G10B21-C、SAE10B35、QSAE10B35、Q10B33-C、G15B25M-C
Specifications: φ5.5-42mm
Applied Standard:  agreement
Characteristics: underpan and Interiors of automotive.
Applications: chassis parts
Use of Products: G10B21-C is a commen steel grade used for produce the parts of underpan and Interiors of automotive. uniform-chemical composition, low harmful elements, high purity, low decarburisation, good surface quality, good cold heading perfomence, low crack ratio ,wire rod have low hardness ,after annealing have good strength and hardenability. The series products of 10B21 (ordinary,XG,G and Q quality) is our advantage products ,it is famous in the domestic and all over the world.