一(Yi)、(?)锻(Duan)钢(Gang)截(Jie)止(Zhi)阀(Fa) 概(Gai)述(Shu)
锻(Duan)钢(Gang)截(Jie)止(Zhi)阀(Fa)有(You)三(San)种(Zhong)阀(Fa)盖(Gai)设(She)计(Ji),(?)第(Di)一(Yi)种(Zhong)是(Shi)螺(Luo)栓(Shuan)型(Xing)阀(Fa)盖(Gai),(?)通(Tong)过(Guo)凹(Ao)凸(Tu)面(Mian)连(Lian)接(Jie),(?)采(Cai)用(Yong)不(Bu)锈(Xiu)钢(Gang)带(Dai)与(Yu)柔(Rou)性(Xing)石(Shi)墨(Mo)缠(Chan)绕(Rao)垫(Dian)片(Pian),(?)按(An)需(Xu)求(Qiu)也(Ye)可(Ke)采(Cai)用(Yong)环(Huan)连(Lian)接(Jie),(?)第(Di)二(?)种(Zhong)是(Shi)焊(Han)接(Jie)型(Xing)阀(Fa)盖(Gai),(?)通(Tong)过(Guo)螺(Luo)纹(Wen)密(Mi)封(Feng)后(Hou)焊(Han)接(Jie),(?)按(An)需(Xu)求(Qiu)也(Ye)可(Ke)直(Zhi)接(Jie)采(Cai)用(Yong)刚(Gang)性(Xing)焊(Han)接(Jie),(?)第(Di)三(San)种(Zhong)是(Shi)自(Zi)密(Mi)封(Feng)阀(Fa)盖(Gai),(?)通(Tong)过(Guo)螺(Luo)纹(Wen)与(Yu)自(Zi)密(Mi)封(Feng)阀(Fa)盖(Gai)连(Lian)接(Jie)。(?)
二(?)、(?)锻(Duan)钢(Gang)截(Jie)止(Zhi)阀(Fa) 结(Jie)构(Gou)设(She)计(Ji)和(He)规(Gui)范(Fan)
锻(Duan)钢(Gang)截(Jie)止(Zhi)阀(Fa)制(Zhi)造(Zao)按(An)API 602,BS5352,ANSI/ASME B16.34. 试(Shi)验(Yan)与(Yu)验(Yan)收(Shou)按(An)API 598,标(Biao)识(Shi)按(An)照(Zhao)MSS SP-25。(?)
三(San)、(?)锻(Duan)钢(Gang)截(Jie)止(Zhi)阀(Fa) 结(Jie)构(Gou)型(Xing)式(Shi)
1、(?)全(Quan)通(Tong)径(Jing)或(Huo)缩(Suo)径(Jing);(?)
2、(?)明(Ming)杆(Gan)带(Dai)支(Zhi)架(Jia);(?)
3、(?)两(Liang)端(Duan)自(Zi)动(Dong)调(Diao)心(Xin)的(De)填(Tian)料(Liao)压(Ya)套(Tao);(?)
4、(?)用(Yong)缠(Chan)绕(Rao)式(Shi)垫(Dian)片(Pian)密(Mi)封(Feng)的(De)螺(Luo)栓(Shuan)型(Xing)阀(Fa)盖(Gai)、(?)螺(Luo)纹(Wen)密(Mi)封(Feng)焊(Han)接(Jie)型(Xing)阀(Fa)盖(Gai),(?)或(Huo)自(Zi)密(Mi)封(Feng)阀(Fa)盖(Gai)
5、(?)本(Ben)体(Ti)倒(Dao)密(Mi)封(Feng);(?)
6、(?)承(Cheng)插(Cha)焊(Han)接(Jie)ANSI/ASME B16.11;
7、(?)螺(Luo)纹(Wen)端(Duan)((?)NPT端(Duan))(?)按(An)ANSI/ASME B1.20.1。(?)
四(Si)、(?)锻(Duan)钢(Gang)截(Jie)止(Zhi)阀(Fa) 零(Ling)件(Jian)材(Cai)料(Liao)
序(Xu)号(Hao) | 零(Ling)件(Jian)名(Ming)称(Cheng) | CStoASTM | AStoASTM | SStoASTM | |
A105 | F22 | F304((?)L)(?) | F316((?)L)(?) | ||
1 | 阀(Fa)体(Ti) | A105 | A182F22 | A182F304((?)L)(?) | A182F316((?)L)(?) |
2 | 阀(Fa)瓣(Ban) | A276420 | A276304 | A276304((?)L)(?) | A276316((?)L)(?) |
3 | 阀(Fa)杆(Gan) | A182F6 | A182F304 | A182F304((?)L)(?) | A182F316((?)L)(?) |
4 | 垫(Dian)片(Pian) | 316夹(Jia)柔(Rou)性(Xing)石(Shi)墨(Mo) | 316夹(Jia)PTFE | ||
5 | 阀(Fa)盖(Gai) | A105 | A276f304 | A276F304((?)L)(?) | A276F316((?)L)(?) |
6 | 螺(Luo)栓(Shuan) | A193B7 | A193B16 | A193B8 | A193B8M |
7 | 销(Xiao)钉(Ding) | A276420 | A276 304 | ||
8 | 填(Tian)料(Liao)压(Ya)套(Tao) | A276410 | A182F304((?)L)(?) | A182F316((?)L)(?) | |
9 | 活(Huo)节(Jie)螺(Luo)栓(Shuan) | A193B7 | A193B16 | A193B8 | A193B8M |
10 | 填(Tian)料(Liao)压(Ya)板(Ban) | A216WCB | A351CF8 | ||
11 | 螺(Luo)母(Mu) | A1942H | A1944 | A1948 | A1948M |
12 | 阀(Fa)杆(Gan)螺(Luo)母(Mu) | A276410 | |||
13 | 锁(Suo)紧(Jin)螺(Luo)母(Mu) | A1942H | A1944 | A1948 | A1948M |
14 | 铭(Ming)牌(Pai) | SS | |||
15 | 手(Shou)轮(Lun) | A197 | |||
16 | 填(Tian)料(Liao) | 柔(Rou)性(Xing)石(Shi)墨(Mo) | PTFE | ||
适(Shi)用(Yong)介(Jie)质(Zhi) | 水(Shui)、(?)蒸(Zheng)汽(Qi)、(?)油(You)品(Pin)等(Deng) | 水(Shui)、(?)蒸(Zheng)汽(Qi)、(?)油(You)品(Pin)等(Deng) | 硝(Xiao)酸(Suan)、(?)醋(Cu)酸(Suan)等(Deng) | ||
适(Shi)用(Yong)温(Wen)度(Du) | -29℃(?)~(?)425℃(?) | -29℃(?)~(?)550℃(?) | -29℃(?)~(?)200℃(?) |
五(Wu)、(?)锻(Duan)钢(Gang)截(Jie)止(Zhi)阀(Fa) 尺(Chi)寸(Cun)((?)mm)(?)和(He)重(Zhong)量(Liang)((?)kg)(?)
NPS | 缩(Suo)径(Jing) | 3/8" | 1/2" | 3/4" | 1" | 11/4" | 11/2" | 2" | |
全(Quan)径(Jing) | 3/8" | 1/2" | 3/4" | 1" | 11/4" | 11/2" | 2" | ||
L | 79 | 79 | 92 | 111 | 120 | 152 | 172 | 200 | |
H(开(Kai)) | 166 | 166 | 171 | 207 | 240 | 258 | 330 | 355 | |
W | 100 | 100 | 100 | 125 | 160 | 160 | 180 | 200 | |
重(Zhong)量(Liang) | 螺(Luo)栓(Shuan)式(Shi) | 1.9 | 1.9 | 2.1 | 3.5 | 6.0 | 7.5 | 11.4 | 14.6 |
焊(Han)接(Jie)式(Shi) | 1.7 | 1.7 | 1.9 | 3.3 | 5.2 | 6.8 | 10.6 | 13.8 |