一级大片儿I亚洲第一页在线I在线观看黄avI欧美一区二区三区免费看I男女互插视频I不卡的中文字幕I香蕉视频黄污I亚洲va久久久噜噜噜久久I亚洲欧美日韩综合I久久小草I91最新入口I黑人黄色录像I免看一级a毛片一片成人不卡I天天综合天天添夜夜添狠狠添I亚洲欧美另类小说I色小姐avI日韩女女同性aa女同I亚洲成人久I日韩永久免费I国产高清视频在线观看I偷啪自啪I黑人超碰Iav最新资源Iav五月天在线I欧美日韩激情视频

Hashimoto Precision Metal (Shenzhen) Ltd

Specialize in precision stamping parts since 1935

Your position： Home > News > FAQ

News

Hashimoto Precision Metal (Shenzhen) Ltd

Address: No. 25, Xinfa East Road, Xiangshan Community, Xinqiao street, Bao'an District, Shenzhen 518125, P.R.China

Tel: +86-755-27267875

: Precautions for stamping process design

1. Material selection: When making stamping part products, the selection of materials is very critical; item name, thickness, specification and dimension etc sh……

Learn more

: FAQ of stamping parts in production

1. Adhesion and scratch: defects on the surface of part or tooling due to the friction between material and punch or die. 2. Burr: it mainly occurs in the shea……

Learn more