... ,weight of single piece between 50kg and 5t 4,304 heavy-duty flange Packaging & Delivery Packaging Detail:wooden package Non fumigation be ... customers• Jiangsu HenLi high pressure cylinder Inc., LTD • Shanghai zhenhua heavy industry changxing precision casting co., LTD • Shanghai N - J co ... , accept processing on giving materials. 5, excellent heat treatment. 304 heavy-duty flange