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longjiaquan industry zone,yishui,Linyi,China China
Personne àcontacter emily Li
Nom de la société longjiaquan industry zone,yishui, Linyi
surface:hard chrome plated thickness:0.02mm-0.04mm alignment hardened and tempered HRC from 28 to 55
material:20#, 16Mn, 25w, ck45 cold drawn and stress-relieved (BK+S) honed inside : roughness 0.2um~0.8um; roller forming:
ISO9001-2000 (four stages) bore:180-150-125-100 stroke:5390mm 16 MPa , Max pressure:20 MPa front lay type, heavy duty
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