球墨鑄鐵井蓋規(guī)格:
球墨鑄鐵井蓋分為圓形球墨鑄鐵井蓋,方形球墨鑄鐵井蓋,長(zhǎng)方形球墨鑄鐵井蓋,其它訂制井蓋。
圓形球墨鑄鐵井蓋規(guī)格: 500 600 700 800 900 1000
帶座球墨鑄鐵井箅規(guī)格: 300x500 350x500 400x600 500x500 380x680 400x700 450x750
球墨鑄鐵單箅規(guī)格: 200x400 250x500 300x500 350x500 400x600 500x500 380x680 400x700 450x750
球墨鑄鐵方井蓋規(guī)格: 300x300 300x500 400x400 500x500 400x600 600x600 700x700 800x800 600x800 800x800 800x1200 1000x1000 750x1500
井蓋材質(zhì);球墨鑄鐵 QT500-7 QT450-7
井蓋規(guī)范;EN124 B125-C250-D400-E600