A21H
【概述】A
【產(chǎn)品主要參數(shù)】 產(chǎn)品名稱(chēng):A
產(chǎn)品型號(hào):A
公稱(chēng)通徑:DN10~DN600、1/2″~25″
公稱(chēng)壓力:PN1.0~32MPa 美標(biāo):
適用溫度:≤-196℃~
設(shè)計(jì)制造:GB/T12243、APl 520
法蘭連接:JB/T79-94、JB/T2769-92、GB/T9113-2000、ANSI Bl6.
結(jié)構(gòu)長(zhǎng)度:JB/T2203、APl 526
閥門(mén)檢驗(yàn)與試驗(yàn):GB12242、APl 527
【整定壓力分級(jí)】
公稱(chēng)壓力 | A | |||||||
1.6 | >0.1-0.16 | >0.16-0.25 | >0.25-0.4 | >0.4-0.6 | >0.6-0.8 | >0.8-1.0 | >1.0-1.3 | >1.3-1.6 |
2.5 | >1.3-1.6 | >1.6-2.0 | >2.0-2.5 | " | " | " | " | " |
4.0 | >1.3-1.6 | >1.6--2.0 | >2.0-2.5 | >2.5-3.2 | >3.2-4.0 | " | " | " |
6.4 | >2.5-3.2 | >3.2-4.0 | >4.0-5.0 | >5.0-6.4 | " | " | " | " |
10.0 | >3.2-4.0 | >4.0-5.0 | >5.0-6.4 | >6.4-8.0 | >8.0-10.0 | " | " | " |
16.0 | >8.0-10.0 | >10-13 | >13-16 | " | " | " | " | " |
32.0 | >13-16 | >16-19 | >19-22 | >22-25 | >25-29 | >29-32 | " | " |
【主要零件材料】
NO | 零件名 | A | A | A |
1 | 閥體 | WCB | ZG1Cr18Ni9Ti | CF |
2 | 閥座 | 2Cr13 | 1Cr18Ni9Ti | 316 |
3 | 調(diào)節(jié)圈 | ZG2Cr13 | ZG1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti |
4 | 反沖盤(pán) | ZG2Cr13 | ZG1Cr18Ni9Ti | 316 |
5 | 閥瓣 | 2Cr13 | 1Cr18Ni9Ti | 316 |
6 | 導(dǎo)向套 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti |
7 | 閥蓋 | ZG230-450 | ZG230-450 | ZG230-450 |
8 | 彈簧 | 50CrVA | 50CrVA包覆氟塑料 | 50CrVA包覆氟塑料 |
9 | 閥桿 | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
10 | 扳手 | ZG200-400 | ZG200-400 | ZG200-400 |
11 | 調(diào)整螺桿 | 45 | 2Cr13 | 2Cr13 |
12 | 保護(hù) | ZG200-400 | ZG200-400 | 316 |
| 密封面材料 | 堆焊Co基硬質(zhì)合金 |
【連接外形尺寸】
型號(hào) | 公稱(chēng)通徑 | do | d | Do | M | d1 | D1 | L | L1 | ≈H |
A | 15 | 12 | 15 | 20 | M27×1.5 | G1/ | 30 | 35 | 76 | 66 |
20 | 16 | 20 | 25 | M33×1.5 | G3/ | 35 | 40 | 87 | 68 | |
25 | 18 | 25 | 31 | M39×1.5 | G | 40 | 50 | 100 | 105 | |
A | 15 | 10 | 15 | 25 | M39×1.5 | G | 44 | 50 | 100 | 66 |
20 | 10 | 20 | 31 | M39×1.5 | G | 44 | 50 | 100 | 68 | |
25 | 12 | 25 | 31 | M39×1.5 | G | 44 | 50 | 100 | 105 | |
A | 15 | 8 | 20 | / | M24×2 | G | 44 | 50 | 100 | 261 |
20 | 8 | 25 | / | M33×2 | G | 44 | 50 | 100 | 261 | |
25 | 8 | 28 | / | M36×2 | G | 44 | 50 | 100 | 285 |