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带手柄弹簧全启式安全阀主要零部件材料
| NO. | 零件名称 | A28H材料 | A28Y-P材料 | A28Y-R8材料 | | 1 | 阀体 | HT200 | ZG1Cr18Ni9Ti | CF8M | | 2 | 阀座 | 35 | ZG1Cr18Ni9Ti | CF8M | | 3 | 调节圈 | 2Cr13 | 1Cr18Ni9Ti | 316 | | 4 | 阀瓣 | 2Cr13 | 1Cr18Ni9Ti | 316 | | 5 | 弹簧 | 50CrVA | 50CrVA包覆氟塑料 | 50CrVA包覆氟塑料 | | 6 | 阀杆 | 2Cr13 | 2Cr13 | 316 | | 7 | 调整螺杆 | 45 | 2Cr13 | 316 | | 8 | 保护罩 | ZG200-400 | ZG200-400 | CF8M | | | 密封面材料 | 堆焊D507 | 堆焊Co基硬质合金 | 带手柄弹簧全启式安全阀外形尺寸和连接尺寸 | 公称通径 | 尺寸 | | do | Rc | G | L | L1 | H | | 15 | 10 | 1/2" | 3/4" | 37 | 62 | 189 | | 20 | 12 | 3/4" | 1" | 40 | 65 | 196 | | 25 | 15 | 1" | 11/4" | 45 | 72 | 277 | | 32 | 20 | 11/4" | 11/2" | 55 | 85 | 312 | | 40 | 25 | 11/2" | 2" | 67 | 100 | 322 | | 50 | 32 | 2" | 21/2" | 76 | 112 | 348 | | 65 | 40 | 21/2" | 3" | 110 | 135 | 370 | | 80 | 60 | 3" | 4" | 110 | 145 | 410 | |
