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Z61Y-鍛鋼閘閥

鍛鋼閘(zha)閥有三種閥蓋設(shè)計,第一種是螺栓(shuān)型閥蓋,通過凹凸(tū)面連接,采😘用不鏽(xiù)鋼帶與柔性石墨(mò)纏繞墊片,按需求(qiú)也可采用環連接(jiē),第二種是焊接型(xing)閥蓋,通過螺紋密(mì)封後焊接,按需求(qiu)也可直接采用✊剛(gang)性焊接,第三種是(shi)自密封閥蓋,通過(guò)螺紋與自密封閥(fá)蓋連接。
鍛鋼閘閥(fá)的結構設計與規(guī)範:
鍛鋼閘閥制造(zao)按API 602,BS5352,ANSI B16.34.
試驗與驗收按(an)API 598,标識按照MSS SP-25.
結構型(xing)式如下:
1.全通徑或(huò)縮徑;
2.明杆帶支架(jià);
3.兩端自動調心的(de)填料壓套;
4.用纏繞(rao)式墊片的螺栓型(xing)閥蓋、螺紋密封焊(han)接型閥蓋,或💘自密(mi)封🥰閥蓋
5.本體倒密(mi)封;
6.承插焊接ANSI/ASME B16.11;
7.螺紋(wén)端(NPT端)按ANSI/ASME B1.20.1。
鍛鋼閘閥(fá)材料表:
| 序号 NO. | 名 稱(cheng) | 美标碳鋼 CS to ASTM | 美标合(hé)金鋼 AS to ASTM | 美标不鏽鋼(gāng)鋼 SS to ASTM | ||
| Part Name | Type A 105 | Type F22 | Type F304(L) | Type F316(L) | ||
| 1 | 閥體 | Body | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
| 2 | 閥座 | Seat Ring | A276 420 | A276 304 | A276 F304(L) | A276 F316(L) |
| 3 | 閘闆(pǎn) | Wedge | A276 430&410 | A182 F304 | A182 F304(L) | A182 F316(L) |
| 4 | 閥杆 | Stem | A182 F6 | A182 F304 | A182 F304(L) | A182 F316(L) |
| 5 | 墊片 | Gasket | Corrugated SS+graphite | SS+PTFE | ||
| 6 | 閥蓋 | Bonnet | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
| 7 | 螺(luó)栓 | Bonnet Bolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
| 8 | 銷 | Pin | A276 420 | A276 F304 | ||
| 9 | 填料壓套 | Gland | A276 410 | A182 F304(L) | A182 F316(L) | |
| 10 | 活(huo)節螺絲 | Gland Eyebolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
| 11 | 填料壓蓋(gài) | 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 | 閥杆螺母 | Stem Nut | A276 420/Cu-Alloy(銅(tóng)合金) | |||
| 14 | 手輪鎖緊螺(luó)母 | H.W.Lock Nut | A 194 2H | A194 4 | A 194 8 | A194 8M |
| 15 | 銘牌 | Nameplate | SS | |||
| 16 | 手輪 | Handwheel | A197 | |||
| 17 | 襯墊(nian) | Bearing Gasket | A473 431 | |||
| 18 | 填料 | Stem Packing | Flexible Graphite | PTFE | ||
| 适用介質 Suitable Medium | (水(shuǐ)、油、氣等)W.O.G.etc | (酸類)HNO3,CH3OOH etc | ||||
| 适用(yong)溫度 Suitable Temperature | -29℃~425℃ | -29℃~550℃ | -29℃~180℃ | |||
注:可按要求(qiu)采用其他材料 Note:Other materials are available upon request.
CS=碳(tàn)鋼 AS=合金鋼 SS=不鏽鋼(gāng) CS=Carbon Steel;AS=Alloy Steel;SS=Stainless Steel;
| 通徑 | 縮徑(jing)RB | 3/8 | 1/2 | 3/4 | 1 | 1 1/4 | 1 1/2 | 2 | ||
| NPS | 全徑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 | ||
下(xia)一篇:Z45HTW暗杆楔式閘(zhá)閥





