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Z61Y-鍛鋼(gāng)閘閥

鍛鋼(gāng)閘閥有(yǒu)三種閥(fá)蓋設計(ji),第一種(zhǒng)是螺栓(shuān)型閥蓋(gài),通過凹(āo)凸面連(lián)接,采用(yòng)不鏽鋼(gāng)帶與柔(róu)性石墨(mo)纏繞墊(niàn)片,按需(xu)求也可(kě)采用環(huan)連接,第(di)二種是(shi)焊接型(xíng)閥蓋,通(tōng)過螺紋(wen)密封💯後(hou)焊接🔱,按(an)需求也(ye)可直接(jie)采用剛(gang)性焊接(jiē),第三種(zhong)是自密(mì)封閥蓋(gai),通過螺(luó)紋與自(zì)密封🙇♀️閥(fa)蓋連接(jiē)。
鍛鋼閘(zha)閥的結(jié)構設計(ji)與規範(fàn):
鍛鋼閘(zhá)閥制造(zào)按API 602,BS5352,ANSI B16.34.
試驗(yàn)與驗收(shou)按API 598,标識(shí)按照MSS SP-25.
結(jie)構型式(shi)如下:
1.全(quán)通徑或(huo)縮徑;
2.明(ming)杆帶支(zhi)架;
3.兩端(duan)自動調(diao)心的填(tián)料壓套(tao);
4.用纏繞(rào)式墊片(pian)的螺栓(shuān)型閥蓋(gài)、螺紋密(mì)封焊接(jie)型閥蓋(gài),或自密(mì)封閥蓋(gai)
5.本體倒(dǎo)密封;
6.承(chéng)插焊接(jiē)ANSI/ASME B16.11;
7.螺紋端(duān)(NPT端)按ANSI/ASME B1.20.1。
鍛(duan)鋼閘閥(fá)材料表(biao):
| 序号 NO. | 名(ming) 稱 | 美标(biao)碳鋼 CS to ASTM | 美(mei)标合金(jīn)鋼 AS to ASTM | 美标(biao)不鏽鋼(gang)鋼 SS to ASTM | ||
| Part Name | Type A 105 | Type F22 | Type F304(L) | Type F316(L) | ||
| 1 | 閥體(ti) | 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(zha)闆 | Wedge | A276 430&410 | A182 F304 | A182 F304(L) | A182 F316(L) |
| 4 | 閥杆(gǎn) | Stem | A182 F6 | A182 F304 | A182 F304(L) | A182 F316(L) |
| 5 | 墊片 | Gasket | Corrugated SS+graphite | SS+PTFE | ||
| 6 | 閥(fa)蓋 | Bonnet | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
| 7 | 螺栓(shuan) | Bonnet Bolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
| 8 | 銷 | Pin | A276 420 | A276 F304 | ||
| 9 | 填料(liao)壓套 | Gland | A276 410 | A182 F304(L) | A182 F316(L) | |
| 10 | 活(huó)節螺絲(si) | Gland Eyebolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
| 11 | 填料壓(yā)蓋 | Gland Flange | A105 | A182 F11 | A182 F304(L) | A182 F316(L) |
| 12 | 螺母(mu) | Gland Nut | A194 2H | A 194 4 | A194 8 | A194 8M |
| 13 | 閥杆螺(luó)母 | Stem Nut | A276 420/Cu-Alloy(銅合(he)金) | |||
| 14 | 手輪(lun)鎖緊螺(luó)母 | H.W.Lock Nut | A 194 2H | A194 4 | A 194 8 | A194 8M |
| 15 | 銘牌(pái) | Nameplate | SS | |||
| 16 | 手輪 | Handwheel | A197 | |||
| 17 | 襯(chen)墊 | Bearing Gasket | A473 431 | |||
| 18 | 填料(liao) | Stem Packing | Flexible Graphite | PTFE | ||
| 适用介(jie)質 Suitable Medium | (水、油(yóu)、氣等)W.O.G.etc | (酸(suan)類)HNO3,CH3OOH etc | ||||
| 适用(yong)溫度 Suitable Temperature | -29℃~425℃ | -29℃~550℃ | -29℃~180℃ | |||
注(zhu):可按要(yao)求采用(yong)其他材(cái)料 Note:Other materials are available upon request.
CS=碳鋼(gāng) AS=合金鋼(gāng) SS=不鏽鋼(gāng) CS=Carbon Steel;AS=Alloy Steel;SS=Stainless Steel;
| 通徑(jìng) | 縮徑RB | 3/8 | 1/2 | 3/4 | 1 | 1 1/4 | 1 1/2 | 2 | ||
| NPS | 全(quán)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 | ||
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