A21F-彈簧(huang)💯欧美激情一区二区🔞微啟(qi)式螺(luo)紋安(an)全閥(fa)
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彈簧(huang)微啟(qi)式螺(luo)紋安(an)全閥(fa)說明(ming):A21F-彈簧(huang)微啟(qi)式螺(luo)紋安(an)全閥(fa)适用(yong)🧑🏾🎄于👹工(gong)作溫(wen)度≤200℃的(de)空氣(qi)、氨、石(shi)油氣(qi)……等介(jie)質的(de)設備(bei)或管(guan)路上(shang)。A21W-P、R不鏽(xiu)鋼安(an)全閥(fa)适用(yong)于溫(wen)度≤200℃有(you)腐蝕(shi)性的(de)氣體(ti)或液(ye)體的(de)設備(bei)或管(guan)路上(shang),作為(wei)超壓(ya)保護(hu)裝置(zhi)。KA21Y型适(shi)😗用于(yu)溫度(du)🏊🏿♀️≤100℃的液(ye)化石(shi)油氣(qi)等。
彈(dan)簧微(wei)啟式(shi)螺紋(wen)安全(quan)閥主(zhu)要零(ling)部件(jian)材料(liao)
| NO. | 零件(jian)名稱(cheng) | A21H-C/A21F材料(liao) | A21W-P/A21F-P材料(liao) | A21Y-R材料(liao) |
| 1 | 管接(jie)頭 | 20 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 2 | 管(guan)接頭(tou)螺母(mu) | 35 | 2Cr13 | 1Cr18Ni9Ti |
| 3 | 閥座(zuo) | 35 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 4 | 閥體(ti) | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 5 | 閥瓣(ban) | 2Cr13/2Cr13+PTFE | 1Cr18Ni9Ti/1Cr18Ni9Ti+PTFE | 1Cr18Ni12Mo2Ti |
| 6 | 彈簧(huang)座 | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 7 | 彈(dan)簧 | 50CrVA | 50CrVA包(bao)覆氟(fu)塑料(liao) | 50CrVA包覆(fu)氟塑(su)料 |
| 8 | 鎖(suo)緊螺(luo)母 | Q235-A | ZG230-450 | 1Cr18Ni9Ti |
| 9 | 彈(dan)簧導(dao)向墊(nian) | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
| 10 | 調節(jie)螺母(mu) | Q235-A | 2Cr13 | 1Cr18Ni12Mo2Ti |
| 密封(feng)面材(cai)料 | "Y"型(xing)堆焊(han)Co基硬(ying)質合(he)金,"H"型(xing)堆焊(han)D507,"W"型為(wei)閥門(men)本體(ti) | |||
| 型(xing)号 | 公(gong)稱通(tong)徑 | do | d | Do | M | d1 | D1 | L | L1 | ≈H |
| KA21-16C A21H-16C A21H-40 A21W-16P A21W-40P KA21-16P | 15 | 12 | 15 | 20 | M27×1.5 | G1/2" | 30 | 35 | 76 | 66 |
| 20 | 16 | 20 | 25 | M33×1.5 | G3/4" | 35 | 40 | 87 | 68 | |
| 25 | 18 | 25 | 31 | M39×1.5 | G1" | 40 | 50 | 100 | 105 | |
| A21Y-64 A21Y-64P A21Y-100 A21Y-100P | 15 | 10 | 15 | 25 | M39×1.5 | G1" | 44 | 50 | 100 | 66 |
| 20 | 10 | 20 | 31 | M39×1.5 | G1" | 44 | 50 | 100 | 68 | |
| 25 | 12 | 25 | 31 | M39×1.5 | G1" | 44 | 50 | 100 | 105 | |
| A21W-160/160P | 15 | 8 | 20 | / | M24×2 | G1" | 44 | 50 | 100 | 261 |
| 20 | 8 | 25 | / | M33×2 | G1" | 44 | 50 | 100 | 261 | |
| 25 | 8 | 28 | / | M36×2 | G1" | 44 | 50 | 100 | 285 |
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