Z41H锻钢法兰闸阀、A105、F304、F316L
精拓有三种阀盖设计,种是螺栓型阀盖,通过凹凸面连接,采用不锈钢带与柔性石墨缠绕垫片,按需求也可采用环连接,第二种是焊接型阀盖,通过螺纹密封后焊接,按需求也可直接采用刚性焊接,第三种是自密封阀盖,通过螺纹与自密封阀盖连接。 的结构设计与规范: 制造按API 602,BS5352,ANSI B16.34. 试验与验收按API 598,标识按照MSS SP-25. 结构型式如下: 1.全通径或缩径; 2.明杆带支架; 3.两端自动调心的填料压套; 4.用缠绕式垫片的螺栓型阀盖、螺纹密封焊接型阀盖,或自密封阀盖 5.本体倒密封; 6.承插焊接ANSI/ASME B16.11; 7.螺纹端(NPT端)按ANSI/ASME B1.20.1。 材料表: 序号 NO. | 名 称 | 美标碳钢 CS to ASTM | 美标合金钢 AS to ASTM | 美标不锈钢钢 SS to ASTM | Part Name | Type A 105 | Type F22 | Type F304(L) | Type F316(L) | 1 | 阀体 | Body | A105 | A182 F22 | A182 F304(L) | A182 F316(L) | 2 | 阀座 | Seat Ring | A276 420 | A276 304 | A276 F304(L) | A276 F316(L) | 3 | 闸板 | Wedge | A276 430&410 | A182 F304 | A182 F304(L) | A182 F316(L) | 4 | 阀杆 | Stem | A182 F6 | A182 F304 | A182 F304(L) | A182 F316(L) | 5 | 垫片 | Gasket | Corrugated SS+graphite | SS+PTFE | 6 | 阀盖 | Bonnet | A105 | A182 F22 | A182 F304(L) | A182 F316(L) | 7 | 螺栓 | Bonnet Bolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M | 8 | 销 | Pin | A276 420 | A276 F304 | 9 | 填料压套 | Gland | A276 410 | A182 F304(L) | A182 F316(L) | 10 | 活节螺丝 | Gland Eyebolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M | 11 | 填料压盖 | Gland Flange | A105 | A182 F11 | A182 F304(L) | A182 F316(L) | 12 | 螺母 | Gland Nut | A194 2H | A 194 4 | A194 8 | A194 8M | 13 | 阀杆螺母 | Stem Nut | A276 420/Cu-Alloy(铜合金) | 14 | 手轮锁紧螺母 | H.W.Lock Nut | A 194 2H | A194 4 | A 194 8 | A194 8M | 15 | 铭牌 | Nameplate | SS | 16 | 手轮 | Handwheel | A197 | 17 | 衬垫 | Bearing Gasket | A473 431 | 18 | 填料 | Stem Packing | Flexible Graphite | PTFE | 适用介质 Suitable Medium | (水、油、气等)W.O.G.etc | (酸类)HNO3,CH3OOH etc | 适用温度 Suitable Temperature | -29℃~425℃ | -29℃~550℃ | -29℃~180℃ |
注:可按要求采用其他材料 Note:Other materials are available upon request. CS=碳钢 AS=合金钢 SS=不锈钢 CS=Carbon Steel;AS=Alloy Steel;SS=Stainless Steel; 尺寸和重量表 Dimensions(mm)and Weights(Kg) 通径 | 缩径RB | 3/8 | 1/2 | 3/4 | 1 | 1 1/4 | 1 1/2 | 2 | | NPS | 全径FB | | 3/8 | 1/2 | 3/4 | 1 | 1 1/4 | 1 1/2 | 2 | L | 150~800Lb | 79 | 79 | 92 | 111 | 120 | 120 | 140 | 178 | 900Lb | 79 | 92 | 111 | 120 | 120 | 140 | 178 | 210 | 1500Lb | 111 | 111 | 111 | 114 | 120 | 140 | 162 | 210 | H(OPEN) | 150~800Lb | 158 | 158 | 169 | 197 | 236 | 246 | 283 | 330 | 900~1500Lb | 169 | 197 | 197 | 236 | 246 | 283 | 330 | 354 | W | 150~800Lb | 100 | 100 | 100 | 125 | 160 | 160 | 180 | 200 | 900~1500Lb | 100 | 125 | 125 | 160 | 160 | 180 | 200 | 240 | Weights | Bolted | 150~800Lb | 2.1 | 2.0 | 2.3 | 4.3 | 5.9 | 6.9 | 11.1 | 15.2 | 900~1500Lb | 2.5 | 4.3 | 4.2 | 6.6 | 8.8 | 12.5 | 17.2 | 23.5 | Welded | 150~800Lb | 1.8 | 1.7 | 2.0 | 3.8 | 5.1 | 6.1 | 10.2 | 14.2 | 900~1500Lb | 2.4 | 4.2 | 4.0 | 6.3 | 8.7 | 12.1 | 17.2 | 22 |
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