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無縫管質量異議分析及預防措施 - 鋼材知識問答系統│常州仁成金屬...
無縫管質量異議分析及預防措施 2013年, 我司實驗室對無縫鋼管生產廠的產品質量進行統計分析, 從統計結果可以了解到, 各生產廠在產品質量方面均存在加工缺陷(加工裂紋、 黑皮扣、 內螺、 緊密距等) 、幾何尺寸、 性能(力學性能、 化學成份、 粘扣) 、 鋼管彎曲、 碰扁
emlog.josen.net/post/141.html 2025-5-26
Jiangsu Tiancheng Group Limited-Galvanized Seamless Tubes
JIANGSU TIANCHENG GROUP LIMITED Yaoguan Town, Changzhou City, Jiangsu Province,China+86-519-88387662+86-519-85121683steel_tubesteeltube.chinaTiancheng_Groupjosen_donginfo@tiancheng.orgTags:Galvanized Seamless Tubes 2018-06-19Galvanized Seamless Pipe & Tubes ?? 1 ?? ...
tiancheng.josen.net/tags-...html 2025-3-17
Jiangsu Tiancheng Group Limited-Hot dip seamless pipe
JIANGSU TIANCHENG GROUP LIMITED Yaoguan Town, Changzhou City, Jiangsu Province,China+86-519-88387662+86-519-85121683steel_tubesteeltube.chinaTiancheng_Groupjosen_donginfo@tiancheng.orgTags:Hot dip seamless pipe 2018-06-19Galvanized Seamless Pipe & Tubes ?? 1 ?? ...
tiancheng.josen.net/tags-...html 2025-3-19
GD0221執行標準,GD0221是什么標準? - 鋼管相關技術問題
GD0221執行標準,GD0221是什么標準?GD0221 和 GD0308 GD0309的標準?求解:GD0221 和 GD0308 GD0309的標準里的彎
gang.josen.net/index.php/ask/view_23... 2025-3-8
Jiangsu Tiancheng Group Limited-ASTM A252 Seamless Steel...
ASTM A252 Seamless Steel Cylinder Pipe steeltube.china Tiancheng_Group josen_dong ASTM A252 Seamless Steel Cylinder Pipe A252 seamless or welded steel pipe is of nomal wall thickness cylinder pipe, it is usually produced in cylindrical shape. surface imperfections exceeding 25% deep is defined as ...
tiancheng.josen.net/post/...html 2025-3-17
碳素工具鋼 塑料模具鋼 (滾珠)軸承鋼 焊接用鋼 鋼軌鋼 鉚螺鋼...
名稱 電工用冷軋取向硅鋼 電工用冷軋取向高磁 感硅鋼 (電訊用)取向高磁感 硅鋼 電磁純鐵 碳素工具鋼 塑料模具鋼 (滾珠)軸承鋼 焊接用鋼 鋼軌鋼 鉚螺鋼 錨鏈鋼 地質鉆探鋼管用鋼 船用鋼 汽車大梁用鋼 礦用鋼 壓力容器用鋼 采用的漢字及漢語拼音 漢字 漢語拼音 取 QU 取高 QUGAO 電高 電鐵 碳 塑模 滾焊...
wap.josen.net/56789/S5/...pdf 2022-4-23
Jiangsu Tiancheng Group Limited-Black Phosphating Precision...
Black Phosphating Precision Tube Black Phosphating Precision Tube Standard:EN10305-1, EN10305-4, DIN2391, DIN2391-C, SAE J524, DIN73000, GB8713, GB/T3639 Steel Grade:E215, E235, E355, ST30Al, ST37, ST52, 10#, 20#, Q345, 16Mn...
tiancheng.josen.net/post...html 2025-5-8
Jiangsu Tiancheng Group Limited-ASTM A192 Seamless Carbon...
Home Tiancheng's ProductsSeamless Steel TubeContent ASTM A192 Seamless Carbon Steel TubePublisher:TianchengTime:2018-07-06Number:190ASTM A192 Seamless Carbon Steel Tube ASTM A192 Carbon Steel Tube specification covers Seamless Carbon Steel Boiler Tubes for High-Pressure Service. Recommended pipe size ...
tiancheng.josen.net/post/...html 2025-5-3