Improved high temperature resistant pressure flange and preparation method thereof
Butt welding sealing flange and manufacturing process thereof
Sinopec
China Petroleum
China Offshore Oil
SINOPEC Engineering & Construction Co., Ltd.
China Huanqiu Engineering Corporation
BP Global
Sensong Group (China)
Hengyi Group
Shenhua Group
Hengli Group
Shenghong Group
China Tianchen Engineering Co., Ltd.
Shanghai SECCo Petrochemical Co., Ltd.
Zhongsheng Group
Changzhou Wujin Second Flange Forging Co., Ltd
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Address: Xinkang Village, Xueyan Town, Wujin District, Changzhou City
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