Steel Pipe 2015 Issue 6 ba wo xin chang tai chuang xin cu fa zhan nu li tui jin wo guo gang guan gong ye zhuan xing sheng ji zhong guo gang jie gou xie hui gang guan fen hui li shi chang li qiang 2015 nian 9 yue 19 ri zai gang guan fen hui liu jie si ci li shi ( kuo da ) hui yi shang de jiang hua ( jie xuan )

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Steel Pipe
1001-2311
2015 Issue 6

ba wo xin chang tai chuang xin cu fa zhan nu li tui jin wo guo gang guan gong ye zhuan xing sheng ji zhong guo gang jie gou xie hui gang guan fen hui li shi chang li qiang 2015 nian 9 yue 19 ri zai gang guan fen hui liu jie si ci li shi ( kuo da ) hui yi shang de jiang hua ( jie xuan )

..............page:1-6

zhi mian kun nan ba wo ji yu chuang xin zhuan xing cu jin wo guo gang guan xing ye jian kang chi xu fa zhan zhong guo jin shu xue hui zha gang fen hui gang guan xue shu wei yuan hui chang wu fu zhu ren jian mi shu chang cheng hai tao 2015 nian 10 yue 20 ri zai gang guan xue hui liu jie wu ci nian hui shang de gong zuo bao gao ( jie xuan )

..............page:7-9

Discussion on and Application of Methods for Forming and Welding of Bimetal Clad Pipe——Welding with Metallurgical Composite Plate
HE Xiaodong;,LI Jike;,LIANG Minghua;,ZHU Lixia;

..............page:10-14

Research on Welding Process for L245/S30403 Straight Clad Pipe
SHANG Caizhong;

..............page:15-20

Study on On-line Heat Treatment Process for Large-sized Heavy-wall X70QS Seamless Linepipe
Huang Dianyuan;,Zhang Yesheng;

..............page:21-25

Analysis of Causes for Nonconformance of Heavy-wall X80 SAWH Pipe to Guide Bending Test
NIU Aijun;,NIU Hui;,HUANG Xiaohui;,LIU Haizhang;,ZHAO Hongbo;

..............page:26-31

R & D of X80 Steel Pipe Used as Support of Leg of Offshore Jack-up Drilling Platform
ZHOU Xiaofeng;,ZHANG Chuanyou;,LIU Jiangcheng;,LU Fenghua;,ZHANG Guozhu;,BIAN Lingxi;

..............page:32-36

A Brief of CP950 Large-scale NC Hot Spinning Machine
LIU Haichun;,SUN Nianguang;,LI Dongfeng;,LI Huiling;,GUO Heng;,YAN Shanwu;

..............page:37-39

A New Design of Hydraulic System Used for Piercing Mill 4-roll Centering Device
SUN Guoqing;

..............page:40-43

Design Modification of Drawing-car of Dual-chain Drawing Mill
LI Jianjun;,SHI Lichen;,YUN Zhida;

..............page:44-47

A New Process to Eliminate Inner Projection Defects of Pierced Shell End
LUO Dejin;,CHU Guangsheng;,WANG Xuefei;

..............page:48-51

Influence by Forming Stress on Weld Seam Mechanical Properties of Spiral Welded Pipe and Relevant Control Measures
LIU Hongfei;,CHAO Xiaolong;

..............page:52-56

Control Difficulties and Critical Points Concerning Manufacture of Hi-precision Drill-purpose Pipe with Assel Mill
WU Zhiqiang;,LI Jinxi;,LI Peida;

..............page:57-60

Control of Residual Stress of X90M SSAW Pipe——Setting up Model of Relationship between Screwdown Amount of Roll 2 and Residual Stress
ZHANG JiJian;,FU Chao;,WANG Xiandong;,YANG Qingjian;

..............page:61-66

A Method for Automatically Generating Grinding Data for Steel Tube Straightening Roll
Shao Yi;

..............page:67-71

Analysis and Solution of Slipping of Delivery Machine during Production of Spiral Welded Pipes
ZHOU Shanzheng;,YANG Qingjian;,LI Guosong;

..............page:72-73

Uncertainty Evaluation of Measurement of Chemical Element Contents in Linepipe-purposed Steel with Photoelectric Direct-reading Spectrometer
LI Tao;,GONG Qing;,LIU Zhenwei;

..............page:74-78

Study on Rebound Dynamic Compensation of U-shaped Tube during Pushing-bending Operation
WANG Zhijian;,WANG Kui;

..............page:79-82