主要零件和材质 Main parts and materials 产品特征 Spericfications 适用介质：水、气、油品、天然气和酸碱腐蚀性介质 适用温度：-196~350℃ 驱动方式：手动、气动、电动、液动等 公称压力：150LB~300LB 公称通径：4"~60" Applicable media: water, gas, oil, gas and acid and alkali corrosive medium Applicable temperature: -196~350℃ Driver: manual, pneumatic, electric, hydraulic, etc Nominal pressure: 150LB~300LB Nominal size: 4"~60" 技术规范 Technical specification 试验压力 Test prssure 蝶阀结构长度和外接尺寸 Main connection dimensions
序号
NO零件名称
Accessor name材质 Material ASTM/API 系列 series 1 阀体 Body A216(WCB, LCB), A351(CF8, CF3, CF8M, CF3M), A217(WC6, WC9) 2 阀杆 Stem A276(420, 304, 304L, 316, 316L) 38CrMoAL, 25Cr2MoV 3 圆锥轴 Taper pin A276(420, 304, 304L, 316, 316L) 25Cr2MoV 4 蝶板 Disc A216(WCB, LCB), A351(CF8, CF3, CF8M, CF3M), A217(WC6, WC9) 5 密封圈 Sealing ring 304/316+石墨, 304/316+PTFE, 304/316+橡胶 6 压板 Plate A105, A182(F304, F316, F316L) 7 内六角螺钉 Nut A193, B7, B16, B8, B8M 8 内六角螺钉 Nut A193, B7, B16, B8, B8M 9 后盖 Bottom cover A105, A182(F304, F316, F316L) 10 垫子 Gasket PTFE 不锈钢 Stainless steel+石墨 Graphite 11 对开环 Washer A276(420, 304, 304L, 316, 316L) 25Cr2MoV 12 轴套 Bush bearing 铝青铜 自润滑复合轴套 304/316+PTFE 13 填料 Packing 石墨 橡胶PTFE 14 填料压盖 Gland A216(WCB, LCB), A351(CF8, CF3, CF8M, CF3M), A217(WC6, WC9) 15 螺柱 Bonnet bolt A193, B7, B16, B8, B8M 16 螺母 Nut A194, 2H, 4, 8, 8M 17 螺柱 Bonnet bolt A193, B7, B16, B8, B8M 18 螺母 Nut A194, 2H, 4, 8, 8M 19 支架 Yoke A216, WCB, A351, CF8 
设计依据 Design reference ASME/API系列 ASME/API series 设计标准 Design standard API609 结构长度 Face to face API609 连接法兰 End flange ASME B16.5 ASME B16.47 试验和检验 Test & inspection API 598 压力等级
Pressure grade试验压力 Test pressure 公称压力 PN
Nominal pressure壳体试验
Sheil test正密封试验
Sealing test反密封试验
Sealing test气密封试验
Air seal test150LB 3.0 2.2 - 0.6 300LB 7.5 5.5 - 0.6 CLASS: 150LB~300LB 公称通径
DNL
(mm)H1
(mm)H2
(mm)公称通径
DNL
(mm)H1
(mm)H2
(mm)4" 54 400 265 20" 127 1110 700 5" 57 480 325 24" 154 1230 750 6" 58 530 345 30" 167 1450 870 8" 64 620 395 36" 203 1660 1000 10" 71 680 425 40" 217 1720 1080 12" 81 800 495 48" 254 2080 1250 14" 92 880 550 56" 279 2440 1475 16" 102 950 590 60" 318 2595 1560 18" 114 1000 630
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