国产成人亚洲日韩欧美,亚洲小说春色综合另类,av无码小缝喷白浆在线观看,中文字幕色av一区二区三区

Welcome to Kunshan Hao Run Precision Mold Co.,LTD

Chinese|English|Homepage/Favorites

_Precision stamping parts | Precision stamping die |CNC precision machining |  Mobile shield  | Sheet metal processing

_Precision stamping parts | Precision stamping die |CNC precision machining |  Mobile shield  | Sheet metal processing
Kunshan Hao Run Precision Mold Co.,LTD
Contact: Miss Su
Mobile: 15995651409
Tel: 0512-87882109
Fax: 0512-57037099
E-mail: suesu@hrjmmj.com.cn
Website: itandiso.com
Address: No. 471 Road, Kunshan Development Zone Kunjia

News Center

Position:Homepage|Technical Knowledge

Process flow of common sheet metal parts processing

Author: ComeFrom: Date:2015/5/30 22:16:47 Hits:10004
     Sheet metal processing, commonly used materials have cold rolled plate (SPCC), hot rolled plate (SHCC), galvanized sheet (SECC, SGCC), copper (Cu), brass, copper, beryllium copper, aluminum (6061 and 6063 aluminum, etc.), aluminum profiles, stainless steel (mirror, brushed surface, matte), according to the different role of product, made of different materials, it generally takes from which the product use and the cost up to consider.
     1 cold rolled plate SPCC, mainly used in electroplating and paint, low cost, easy molding, material thickness is less than 3.2mm.
     2 hot rolled plate SHCC, T material is more than 3.0mm, but also by electroplating, paint, low cost, but difficult to molding, mainly for flat pieces.
     3 galvanized sheet SECC, SGCC. SECC electrolytic board is divided into N material, P material, N material is not for surface treatment, the cost is high, P material is used for spraying.
     4 copper; mainly used electric materials, the surface treatment is nickel, chrome, or no treatment, high cost.
     5. Aluminum; general surface chromate (J11-A) and oxidation (conductive oxidation, chemical oxidation), high cost, silver, nickel plate.
     The 6 section aluminum profile; complex materials, used in a large number of plug box. Surface treatment with aluminum plate.
     7 stainless steel; the main use is not for any surface treatment, high cost.
Contact: Miss Su  15995651409  Tel: 0512-87882109  Fax: 0512-57037099  E-mail: suesu@hrjmmj.com.cn
Website: itandiso.com  Address: No. 471 Road, Kunshan Development Zone Kunjia
All rights reserved:Kunshan Hao Run Precision Mold Co.,LTD  Technical Support:KSGUOCHENG  Su ICP 15021490 
Link: Qimei electronic  Lenovo  BOE  Apple  ASUS 
国产日韩一区二区三区免费高清| 免费极品av一视觉盛宴| 中文字幕日本人妻久久久免费| 人妻洗澡被强公日日澡电影| 天天爽夜夜爽人人爽qc| 成人午夜精品久久久久久久| 久久人人爽人人爽人人片av高清 | 午夜福利日本一区二区无码| 韩国无码一区二区三区免费视频| 亚洲成a人片在线观看中文| 久久人妻精品国产一区二区| 亚洲日本高清在线aⅴ| 18禁女裸乳扒开免费视频| 亚洲男人的天堂av手机在线观看| 狠狠色噜噜狠狠狠888米奇视频| 无码av无码一区二区| 欧美日韩亚洲tv不卡久久| 丰满少妇人妻无码| 激情综合色综合啪啪五月丁香 | 亚洲国产精品成人一区二区在线| 亚洲妇女自偷自偷图片| 国产真人性做爰久久网站| 伊伊人成亚洲综合人网| 国产三级精品三级在线专区| 窝窝午夜看片| 亚洲中文久久精品无码浏不卡 | 最新69成人精品视频免费| 亚洲区综合区小说区激情区| 色av综合av综合无码网站| 欧洲欧美人成视频在线| 小辣椒福利视频导航| 成人国产精品一区二区免费看| 国产精品爽爽久久久久久竹菊| 国产极品jk白丝喷白浆图片| 深夜福利小视频在线观看| 成人免费无码大片a毛片抽搐色欲| 国产乱色国产精品免费视频 | 变态拳头交视频一区二区| 午夜亚洲理论片在线观看| 色欲色香天天天综合网www| 亚洲中文字幕无码日韩|