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Jiangsu Tiancheng Group Limited-GOST Seamless cold and warm...

Standard:GOST 8733-74, GOST 8734-78 Steel Grade:10#, 20#, 35#, 45#... Size Range:OD:5-140mm WT: 0.3-18mm Delivery Condition:Annealing Surface Quality:Black Delivery Time:30-60 days Packing Style:Hexagonal bundles Terms of Payment:30% T/T Pay in advance. Seamless...
tiancheng.josen.net/post/...html 2024-8-20

再结晶退火_热处理知识_钢铁百科

再结晶退火【淬火工艺】再结晶退火在冷形变加工中,金属的硬度、强度和内应力随形变量增加而增大,塑性则随形变量增加而降低。在随后的加热过程中,随着温度的升高,组织和性能有恢复到冷形变前状况的趋势,见图1。图1 冷加工形变量及退火温度对
bk.josen.net/post/RecrystallizationA... 2024-9-2

超声波振动拔管技术|公司动态|仁成金属|精密钢管厂

超声波振动拔管(tube drawing with ultrasonic vibration)在对拔管模或芯棒或同时对两者施加超声波振动的条件下进行的管材冷拔。超声波振动拔管原理是将高频电谐振通过换能器转换成机械振动,并将振动能量通过聚能器传播到变形区中,改变金属变形的性质和应力状态,系统框图
app.josen.net/index.php/ask/view_23_... 2022-8-30

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bbs.josen.net/template/mobi... 2023-11-1

Jiangsu Tiancheng Group Limited-Carbon & Alloy steel U tubes

Steel Tube Standard:SA179, DIN17175, SA213, EN10216... Tube Material:T11, T12, T22, P195, P235, P265, ST35.8... Tube Size Range:OD 5/8"~1 1/2" , WT 1.65mm~2.77mm Bending Radius:29mm ~ 675.84mm Surface Quality:Oiled, Black Phosphating, Oxide skin ...
tiancheng.josen.net/post/...html 2024-8-20

资料下载|南京仁成金属精密钢管厂有限公司

这里是南京仁成金属精密钢管厂有限公司的资料下载栏目,这里分享:我们厂生产的钢管的资料下载,钢管资料下载,无缝钢管资料下载,精密钢管资料下载,钢管标准下载,钢铁资料下载,钢铁技术资料下载,PDF文件下载。
nanjing.josen.net/index.php/ziliaoxi... 2024-8-23

钢的正火(normalization of steels)|行业资讯|仁成金属|精密钢管厂

钢的正火(normalization of steels)钢件加热到临界点Ac3或Acm以上的温度,保温一定的时间(见奥氏体化),然后在空气中冷却的金属热处理工艺。其工艺简单,操作方便,生产周期短,成本低,是一种经济的金属热处理工艺。它可作为预备热处理,亦可作为最终热处理而广泛应用于工
app.josen.net/index.php/tags/17...html 2022-8-30

Jiangsu Tiancheng Group Limited-101.6×2 Seamless steel tube...

Standard:DIN2391, EN10305 Steel Grade:ST35, ST45, ST52, E235, E355... Size Range:101.6×2.0×6000 mm Delivery Condition:BK, +C Surface Quality:Bright Monthly production:20 tons Delivery Time:30 days Packing Style:Wooden box, In bundles ...
tiancheng.josen.net/post...html 2024-8-24

Jiangsu Tiancheng Group Limited-Cut the long steel pipe into...

Long Tube cutting into small short joints Cut the long steel pipe into small joints Long Tube cutting into small short joints Cut the long steel pipe into small joints Long Tube cutting into small short joints Cut the long steel pipe into small joints ...
tiancheng.josen.net/post/...html 2024-8-24

马氏体钢(钢管)的焊接技巧|公司动态|仁成金属|精密钢管厂

马氏体钢(钢管)的焊接技巧马氏体钢(MS—MartensiticSteel)的显微组织几乎全部为马氏体组织。其具有较高的抗拉强度,其最高强度可达1600MPa,需进行回火处理以改善其塑性,使其在如此高的强度下,仍具有足够的成形性能,是目前商业化高强度钢板中强度级别最高的钢种。马氏
app.josen.net/index.php/ask/view_23_... 2022-11-18