適用標(biāo)準(zhǔn)
鋼制止回閥,API 594/API 6D,ISO 14313
溫度和壓力,ASME B16.34
結(jié)構(gòu)長(zhǎng)度,ASME B 16.10
端法蘭, ASME B 16.5
對(duì)焊端,ASME B 16.25
試驗(yàn)標(biāo)準(zhǔn),API 598/API 6D
設(shè)計(jì)說(shuō)明
高壓密封閥蓋
旋啟式
可更換閥座
法蘭或?qū)付?BR>適用于高壓力

標(biāo)準(zhǔn)材料規(guī)范
No. |
Part Name |
ASTM Material |
Carbon Steel |
1.25Cr-0.5Mo |
2.25Cr-1Mo |
304 Type |
316 Type |
304L Type |
316L Type |
20 Alloy |
1 |
Body |
A216 WCB |
A217 WC6 |
A217 WC9 |
A351CF8 |
A351 CF8M |
A351 CF3 |
A351 CF3M |
A351 CN7M |
2 |
Bonnet |
A216 WCB |
A217 WC6 |
A217 WC9 |
A351 CF8 |
A351 CF8M |
A351 CF3 |
A351 CF3M |
A351 CN7M |
3 |
Disc |
WCB+13Cr*1 |
A217 WC6+HF |
A217 WC9+H F |
A351CF8 |
A351 CF8M |
A351CF3 |
A351 CF3M |
A351CN7M |
4 |
Hinge |
A216 WCB |
A217WC6 |
A217 WC9 |
A351CF8 |
A351 CF8M |
A351CF3 |
A351CF3M |
A351CN7M |
5 |
Seat Ring |
A105+13Cr*1 |
A182 F11+HF |
A182 F22+HF |
NA |
NA |
NA |
NA |
NA |
6 |
Hinge Pin |
A276 410 |
A276 410 |
A276 410 |
A276 304 |
A276 316 |
A276 304L |
A276 316L |
20-Alloy |
7 |
Bonnet Gasket |
304+ Graphite |
304+ Graphite |
304+ Graphite |
304+ Graphite |
316+ Graphite |
304L+ Graphite |
316L+ Graphite |
316+ Graphite |
8 |
Adapter Ring |
Soft steel |
A182F6a |
A182 F6a |
A182F304 |
A182 F316 |
A182 F304L |
A182 F316L |
20-Alloy |
9 |
Retainer |
A182 F6a |
A182 F6a |
A182 F6a |
A182 F304 |
A182 F304 |
A182 F304 |
A182 F304 |
A182 F304 |
10 |
Bonnet Clamp |
A216 WCB |
A217WC6 |
A217 WC9 |
A351 CF8 |
A351 CF8 |
A351 CF8 |
A351 CF8 |
A351 CF8 |
11 |
Bonnet Bolt |
A193 B7 |
A193 B7 |
A193 B16 |
A193 B8 |
A193 B8 |
A193 B8 |
A193 B8 |
A193 B8 |
12 |
Bonnet Nut |
A194 2H |
A194 7 |
A194 7 |
A194 8 |
A194 8 |
A194 8 |
A194 8 |
A194 8 |
13 |
Eyebolt |
Carbon steel |
Carbon steel |
Carbon steel |
Carbon steel+Zn |
Carbon steel+Zn |
Carbon steel+Zn |
Carbon steel+Zn |
Carbon steel+Zn |
NA |
Integral with vessell |
*1 |
PN≥600 Class seal face will be HF |