品 ?????牌: | H11W-300LB |
單????? 價(jià): | 1.00元/臺(tái)面議 |
最小起訂: | 1 臺(tái) |
發(fā)貨期限: | 自買家付款之日起 3起 天內(nèi)發(fā)貨 |
所??在?地: | 上海市 上海 |
供貨總量: | 5200 臺(tái) |
有效期至: | 長(zhǎng)期有效 |
聯(lián)系我時(shí),請(qǐng)?zhí)峒霸诎俜骄W(wǎng)看到,會(huì)有優(yōu)惠。 | |
H11H鍛鋼止回閥是指依靠介質(zhì)本身流動(dòng)而自動(dòng)開、閉閥瓣,用來(lái)防止介質(zhì)倒流的閥門,又稱逆止閥、單向閥、逆流閥、和背壓閥。止回閥屬于一種自動(dòng)閥門,其主要作用是防止介質(zhì)倒流、防止泵及驅(qū)動(dòng)電動(dòng)機(jī)反轉(zhuǎn),以及容器介質(zhì)的泄放。止回閥還可用于給其中的壓力可能升至超過(guò)系統(tǒng)壓的輔助系統(tǒng)提供補(bǔ)給的管路上。止回閥主要可分為旋啟式止回閥(依重心旋轉(zhuǎn))與升降式止回閥(沿軸線移動(dòng))。
mso-hansi-font-family:"Times New Roman"">二、H11H "Times New Roman"">鍛鋼止回閥主要零件材料:
mso-hansi-font-family:"Times New Roman"">序號(hào) |
mso-hansi-font-family:"Times New Roman"">零件名稱 |
CStoASTM |
AStoASTM |
SStoASTM |
|
A105 |
F22 |
F304(L mso-hansi-font-family:"Times New Roman"">) |
F316(L mso-hansi-font-family:"Times New Roman"">) |
||
1 |
mso-hansi-font-family:"Times New Roman"">閥體 |
A105 |
A182F22 |
A182F304(L mso-hansi-font-family:"Times New Roman"">) |
A182F316(L mso-hansi-font-family:"Times New Roman"">) |
2 |
mso-hansi-font-family:"Times New Roman"">閥瓣 |
A276420 |
A276304 |
A276304(L mso-hansi-font-family:"Times New Roman"">) |
A276316(L mso-hansi-font-family:"Times New Roman"">) |
3 |
mso-hansi-font-family:"Times New Roman"">密封螺母 |
316夾柔性石墨 |
316夾PTFE |
||
4 |
mso-hansi-font-family:"Times New Roman"">密封圈 |
A105 |
A182F22 |
A182F304(L mso-hansi-font-family:"Times New Roman"">) |
A193 B8(M mso-hansi-font-family:"Times New Roman"">) |
5 |
mso-hansi-font-family:"Times New Roman"">固定螺母 |
SS |
|||
6 |
mso-hansi-font-family:"Times New Roman"">提升螺栓 |
A193B7 |
A193B16 |
A193B8(M mso-hansi-font-family:"Times New Roman"">) |
A193B8(M mso-hansi-font-family:"Times New Roman"">) |
mso-hansi-font-family:"Times New Roman"">適用介質(zhì) |
mso-hansi-font-family:"Times New Roman"">水、蒸汽、油品等 |
mso-hansi-font-family:"Times New Roman"">水、蒸汽、油品等 |
mso-hansi-font-family:"Times New Roman"">硝酸、醋酸等 |
||
mso-hansi-font-family:"Times New Roman"">適用溫度 |
—29℃~425℃ |
—29℃~550℃ |
—29℃~200℃ |
mso-hansi-font-family:"Times New Roman"">注意:客戶需求的其他材質(zhì)也可采用。密封面材料配對(duì)由客戶指定內(nèi)件代號(hào)決定。
CS=碳鋼;AS= mso-hansi-font-family:"Times New Roman"">合金鋼;SS= "Times New Roman"">不銹鋼;
mso-hansi-font-family:"Times New Roman"">三、H11H "Times New Roman"">鍛鋼止回閥主要外形尺寸:
NPS |
mso-hansi-font-family:"Times New Roman"">縮徑 |
3/8” |
1/2” |
3/4” |
1” |
11/4” |
11/2” |
2” |
|
mso-hansi-font-family:"Times New Roman"">全徑 |
|
3/8” |
1/2” |
3/4” |
1” |
11/4” |
11/2” |
2” |
|
L |
79 |
79 |
92 |
111 |
120 |
152 |
172 |
200 |
|
W |
61 |
61 |
65 |
79 |
95 |
103 |
118 |
132 |
|
mso-hansi-font-family:"Times New Roman"">重量 |
mso-hansi-font-family:"Times New Roman"">螺栓式 |
1.4 |
1.2 |
1.5 |
3.1 |
3.9 |
5.6 |
8.9 |
12.5 |
mso-hansi-font-family:"Times New Roman"">焊接式 |
1.1 |
1.0 |
1.2 |
2.9 |
3.3 |
4.9 |
8.1 |
10.9 |