外螺紋針型閥 主要零部件材料
零件名稱 Part name | 閥桿,閥蓋 Stem,Bonnet | 閥桿,閥瓣 Stem,disc | 填料 Packing |
---|---|---|---|
J21/23-16P | 鉻鎳不銹鋼 Cr. Ni Stainless steel | 鉻鎳不銹鋼 Cr. Ni Stainless steel | 聚四氟乙稀,柔性石墨 PTFE,Soft graphite |
J21/23-160、J21/23-40 | 優質碳鋼 High grade carbon steel | 鉻不銹鋼 Cr. Stainless steel |
外螺紋針型閥 主要性能規范
型號 Type | 公稱壓力 PN Mpa | 試驗壓力PS(Mpa) Test pressure | 工作壓力(Mpa) Working pressure | 工作溫度(OC) Working temps. | 適用介質 Applicable medium | ||
---|---|---|---|---|---|---|---|
殼體Shell | 密封(液)Seal | 密封(氣)Seal | |||||
J21/23-16 | 1.6 | 2.4 | 1.76 | 0.6 | 1.6 | P≤540OC | 液化石油氣水,酸,蒸汽,油品等 Petroleum gas Water,As,Steam,Oil,etc. |
J21/23-40P | 4.0 | 6.0 | 4.4 | 0.6 | 4.0 | ||
J21/23-160 | 16.0 | 24.0 | 17.6 | 0.6 | 16.0 | C≤425 OC | |
J21/23-320P | 32.0 | 48.0 | 35.2 | 0.6 | 32.0 | ||
J21/23-420P | 42.0 | 63.0 | 46.2 | 0.6 | 42.0 |
外螺紋針型閥 主要外形尺寸
公稱直徑 DN(mm) | 尺寸 Dimension | 重量(kg) Weight | ||||||
---|---|---|---|---|---|---|---|---|
Do | D1 | D2 | L | H1 | H2 | M | ||
6 | 65 | 14 | 6 | 140 | 96 | 106 | 20×1.5 | 0.9 |
10 | 80 | 18 | 10 | 160 | 115 | 125 | 24×1.5 | 1.18 |
15 | 100 | 22 | 15 | 180 | 122 | 132 | 30×2 | 2.0 |
20 | 110 | 28 | 18 | 220 | 156 | 166 | 30×2 | 3.5 |
25 | 140 | 33 | 22 | 230 | 169 | 180 | 39×2 | 4.3 |