Qingdao Century Honghui International Trade Co., Ltd

qingdao, shandong, China

We offer composite manhole covers. Specifications:standard: en124load: a15 b125 c250 d400 e600 f900material: ductile iron, grey ironhonghui manhole cover is strictly produced according to the bs en124 standard. Honghui manhole covers own ce, sgs, bv, iso9001: 2008, iso14001 certificates. The manhole cover can be lockable, watertight waterproof, hinged. Advantage of composite manhole covers:1. High load rating and strength2.unique anti-slip surface to prevent slips when wet or icy. 3.will not corrode under adverse conditions. 4.flush installation with finished grade level to avoid trip hazard and snow plough damage. 5.water resistant with service replaceable seal. 6.fitted with stainless steel retaining bolts for prevention of unauthorised access. 7.lightweight to reduce injury during opening and closure. 8.non corroding - non sparking frame and cover materials. 9.reduced noise under traffic movements. 10high quality black through finish or other color by request. 11.high security options available for use in prisons, embassies, airports and other areas at risk of terrorist activities.