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sheet metal forming processes steel forming coil roll forming progress steel forming lines

sheet metal forming processes steel forming coil roll forming progress steel forming lines Cold Rolled Forming Mills(RHS&SHS&U,C,Z,W type,directly forming) is another series of completed product line together with ERW for Hong-tech mills company .We design and manufacture ...

SHANXI HONG TAI YUAN(HONG-TECH MILLS) CO.,LTD    [Manufacturing & Processing Machinery]   [Metal Processing Machinery]   [2017-01-10 10:19:11 ]