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Boiler pulverized coal smoke duct equipment

Single shaft square damper dd4201-dd4

Name：Single shaft square damper dd4201-dd4

Details

标号 公称通径
DN 		L1 L2 L3 L4 L5 L6 I d 螺栓孔数
(n)
毫米
DD4201 300×400 390 460 526 300 360 436 124 14 18
DD4202 300×500 490 560 626 20
DD4203 300×600 590 660 726 22
DD4204 300×700 690 760 826 24
DD4205 400×500 490 560 626 400 460 536 22
DD4206 400×600 590 660 726 24
DD4207 400×700 690 760 826 26
DD4208 400×800 790 860 926 28
DD4209 500×600 590 660 726 500 560 636 26
DD4210 500×800 790 860 926 30
DD4211 500×900 890 960 1026 32
DD4212 500×1000 990 1074 1126 18 28

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