欧美成人精品三级网站,肥白大屁股bbwbbwhd,国产剧情国产精品一区,精品无人乱码高清在线观看

Wuxi Gotele Metal Products Co., Ltd : CN EN
Tool Steel Round/Flat Bar for Mould

ShapeRound bar, flat bar, sheet


Grade: H3, H13, H11, H21

Product DetailTechnical InformationPackagingMore

Wuxi Gotele Metal Corporation supply a wide range of quality tool steel, 

such as H3, H13, H11, H21 etc, which are highly acclaimed by our international customers 

due to its durability and similar other attributes

Manufacturing of Tool Steel Bar:

- Cold rolling, slitting and edge processing

- Heat treatment: annealing, tempering, hardening

- Cold finishing and polishing

Heat Treatment:

Normalizing:

Normalizing temperature: 860-900oC.

Soft Annealing:

Heat to 760-800oC, cool slowly in furnace.

This will produce a maximum Brinell hardness of 217.

Stress Relieving:

Stress relieving to remove machining stresses should be carried out

by heating to approx. 650oC, holding for 1-2 hours at heat,

followed by air cooling. This operation is performed to reduce distortion during heat treatment.

Hardening:

Harden from a temperature of 830-890oC followed by oil quenching.

Hardness after quenching is approx. 64 HRC.

Tempering:

Tempering temperature: 150-180oC.

Specification of Tool Steel:

Packaging of Tool Steel Bar:

Wuxi Gotele Metalare packed and labeled according to the regulations and customer's requests. Great care is taken to avoid any damage which might be caused during storage or transportation. In addition, clear labels are tagged on the outside of the packages for easy identification of the product I. D. and quality information.

Feature of Tool Steel Bar:
- High fatigue resistance
- Good plasticity in cold condition
- High quality with competitive price
- Good combination property
?

HomeTelProductsContact
CN EN
主站蜘蛛池模板: 亚洲精品入口一区二区乱| 亚洲处破女av日韩精品| 国产乱子伦视频大全亚瑟影院 | 国产亚洲精品久久久久蜜臀| 醉酒后少妇被疯狂内射视频 | 玩弄放荡人妻少妇系列| 欧美成人视频| 99久久久精品免费观看国产| 国产亚洲欧美精品久久久| 久久亚洲精品日韩高清| 亚洲精品国产二区图片欧美| 国产精品高潮呻吟av久久无吗| 久9视频这里只有精品8| 久久99成人免费| 亚洲国产精品av在线播放| 无码国模国产在线观看免费| 人人澡人人爽夜欢视频| 国产亚洲日韩欧美一区二区三区| 国产精品无码一区二区三区| 香蕉久久av一区二区三区| 国产福利片无码区在线观看| 久久久精品人妻一区二区三区蜜桃| 2020精品国产午夜福利在线观看| 国产网红无码精品视频| 一区二区三区久久含羞草| 可以看三级的网站| av免费网站在线观看| 中文乱码人妻系列一区二区| 性色香蕉av久久久天天网| 69天堂人成无码免费视频| 亚洲欧美日韩综合一区在线观看| 中文字幕人妻一区二区| 亚洲中文字幕av无码专区| 国产精品人人妻人人爽| 高清无码18| 国产精品_国产精品_k频道w| av无码一区二区大桥久未| 成人美女黄网站色大免费的| 色翁荡息又大又硬又粗视频| 亚洲综合欧美在线…| 狠狠婷婷色五月中文字幕|