国产av一区二区三区-啪啪小视频-在线免费看mv的网站入口-国产美女免费视频-国产日韩亚洲-欧美一区二区三区在线视频-日韩中文在线视频-欧美xxbb-99re在线播放-亚洲成人一级片-日韩免费播放-99久久久无码国产精品衣服-国产人成在线-youjizz麻豆-avtt中文字幕-国产精品国产三级国产专区52-99riav国产精品视频-超碰色人阁-国产在线a视频-亚洲v在线观看-亚洲手机看片-亚洲视屏在线观看-在线视频综合网-九草影院-色综合天天射

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: www.jldhyy.cn
Address: No. 471 Road, Kunshan Development Zone Kunjia

News Center

Position:Homepage|Technical Knowledge

Stamping sheet metal processing technology commonly used material resolved

Author: ComeFrom: Date:2015/5/30 22:11:02 Hits:10089
    Stamping sheet metal processing technology commonly used material resolved as follows:
    Galvanized steel SECC
    SECC substrates for the average cold rolled coil, galvanized in a continuous production line after degreasing, pickling, electroplating and various post-treatment process, it becomes galvanized products. SECC not only has the mechanical properties of cold-rolled steel sheet and approximate general workability, and has excellent corrosion resistance and decorative appearance. Has a great competitive and substituting in the electronic products, home appliances and furniture market. Such as the current widespread use of computer chassis is SECC.
    Hot-dip galvanized steel SGCC
    Hot-dip galvanized steel coil refers to semi-finished products after the hot pickling or cold, after cleaning, annealing temperature of about 460 ° C immersed in molten zinc bath, leaving the steel coated with zinc layer, and then by quenching leveling and chemical treatment from. SGCC material harder than the material SECC, ductility (avoid deep drawing design), zinc layer is thicker, poor welding.
    Common cold rolled sheet SPCC
    SPCC cold rolled steel ingot means continuous rolling machine into the desired thickness of the steel sheet roll or sheet material. SPCC surface without any protection, exposure to easily oxidized in air, oxidation speed, especially in humid environments, appear dark red rust, in the use of the surface to be painted, plated or other protection.
    Stainless steel SUS304
    One of the most widely used stainless steel, because it contains Ni (nickel) so than containing Cr (chromium) steel richer corrosion resistance, heat resistance, have very good mechanical properties, non-hardening heat treatment, there is no flexibility.
Contact: Miss Su  15995651409  Tel: 0512-87882109  Fax: 0512-57037099  E-mail: suesu@hrjmmj.com.cn
Website: www.jldhyy.cn  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 
主站蜘蛛池模板: 奶波霸巨乳一二三区乳 | 男女啊啊啊 | 91视频成人| 国产精品久久久久久亚洲影视 | 国产免费一区二区三区最新不卡 | 国产精品1| 精品国产99 | 黄网在线 | 国产免费一区二区三区最新不卡 | 伊人久久影院 | 强行糟蹋人妻hd中文字幕 | 18深夜在线观看免费视频 | 欧美天堂| 欧美aaaaaa | 大尺度做爰呻吟舌吻情头 | 欧美狠狠干 | 人人射| 成人做爰视频www | 午夜免费福利视频 | 久久亚洲精品视频 | 国精产品一区一区三区有限公司杨 | 四虎影库| 国产免费小视频 | 精品无码国产一区二区三区51安 | 日日操夜夜| 91在线视频免费观看 | 日韩成人在线视频 | 高h校园不许穿内裤h调教 | 欧美日韩精品在线观看 | 国产乱国产乱300精品 | 国产伦精品一区二区三区妓女 | 欧美久久精品 | 黄色小视频在线观看 | 亚洲一区二区在线视频 | 丁香六月婷婷 | 久久av红桃一区二区小说 | 亚洲精品影院 | 欧美做受 | 国产传媒视频 | 国产亚洲精品码 | 日韩欧美一区二区三区 | 亚洲电影在线观看 | 国产精品一区二区视频 | 香蕉视频在线播放 | 超碰在线91 | 国产一级二级三级 | 亚洲午夜精品 | 足交在线观看 | 国产xxxxx| 欧美日韩一区二区在线观看 | 樱桃av | 欧美日韩成人 | 国产一区二区三区四区在线观看 | 欧美日韩一区二区在线观看 | 男女爱爱动态图 | 欧美日韩国产在线观看 | 500部大龄熟乱视频 亚洲一级片 | 欧美午夜剧场 | 成年人免费网站 | 成人毛片在线观看 | 精品交短篇合集 | 久久av高潮av无码av喷吹 | 亚洲成人精品 | 在线日韩| 国产一区二区在线视频 | 少妇精品无码一区二区免费视频 | 国产丝袜视频 | 黄色小视频在线观看 | 最新国产精品 | 久久综合久色欧美综合狠狠 | 91精品人妻一区二区三区蜜桃欧美 | 国产真实乱人偷精品人妻 | 人妻夜夜爽天天爽三区麻豆av网站 | 久久久黄色| 毛片毛片毛片 | 欧美日韩高清 | 国产浮力影院 | 亚洲xxxxx | 免费看大片a | 中文字幕av久久爽一区 | 日本精品久久久 | 精品一区二区三区免费毛片 | 久久夜色精品国产欧美乱极品 | 波多野结衣在线观看视频 | 精品人妻一区二区三区鲁大师 | 国产人成一区二区三区影院 | 日韩一区二区三区在线观看 | 麻豆射区 | 日本免费在线视频 | 成人av电影在线观看 | 在线永久看片免费的视频 | 天天操天天操天天操 | 久久久久久久久久久久久久久久久久久久 | 欧美性生活| 国产精品96久久久久久 | 欧美性猛交xxxx乱大交3 | 亚洲精品在线视频 | 欧美成人影院 | 色欲狠狠躁天天躁无码中文字幕 |