適用標準
鋼制閘閥，API600/API 6D
鋼制閘閥，ISO 10434/ISO 14313
鋼制閥門，ASME B16.34
結(jié)構(gòu)長度，ASME B 16.10
端法蘭， ASME B 16.5
對焊端，ASME B 16.25
測試和實驗，API 598/API 6D
設(shè)計說明
全通設(shè)計
明桿
栓接閥蓋
剛性或彈性楔型閘板
可更換閥座
鍛造T型頭閥桿
升降式或非升降式手輪
法蘭或?qū)付?/span>
多種操作方式
NO. | Part Name | ASTM Material | |||||||
Carbon steel | 1.25Cr-0.5Mo | 2.25Cr-1Mo | 304 Type | 316 Type | 304L Type | 316L Type | 20Alloy | ||
1 | Body | A216 WCB | A217 WC6 | A217 WC9 | A351 CF8 | 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 | Wedge | WCB+13Cr*1 | A217 WC6+HF | A217 WC6+HF | A351 CF8 | A351 CF8M | A351 CF3 | A351 CF3M | A351 CN7M |
4 | Stem | A182 F6a | A182 F11 | A182 F22 | A182 F304 | A182 F316 | A182 F304L | A182 F316L | 20-Alloy |
5 | Seat Ring | A105+13Cr*1 | A182 F11+HF′ | A182 F22+HF′ |
|
|
|
| NA |
6 | Back Seat | A276 410 | A276 410 | A276 410 |
|
|
|
| NA |
7A | Bonnet Gasket | 304+graphite | 304+graphite | 304+graphite | 304+graphite | 316+graphite | 304L+graphite | 316L+graphite | 316+graphite |
7B | Ring Gasket | Soft steel | A182 F304 | A182 F304 | A182 F304 | A182 F316 | A182 F304L | A182 F316L | 20-Alloy |
8 | Bonnet bolt | A193 B7 | A193 B7 | A193 B16 | A193 B8 | A193 B8M | A193 B8 | A193 B8M | A193 B8M |
9 | Bonnet Nut | A194 2H | A194 7 | A194 7 | A194 8 | A194 8M | A194 8 | A194 8M | A194 8M |
10 | Packing | Graphit | Graphite | Graphite | Graphite *2 | Graphite *2 | Graphite *2 | Graphite *2 | Graphite *2 |
11 | Gland | A276 410 | A276 410 | A276 410 | A276 304 | A276 316 | A276 304L | A276 316L | 20-Alloy |
12 | Gland Flange | A216 WCB | A216 WCB | A216 WCB | A351 CF8 | A351 CF8 | A351 CF8 | A351 CF8 | A351 CF8 |
13 | Eyebolt | Carbon steel | A193 B7 | A193 B7 | A193 B8 | A193 B8 | A193 B8 | A193 B8 | A193 B8 |
14 | Eyebolt Nut | Carbon steel | A194 2H | A194 2H | A194 8 | A194 8 | A194 8 | A194 8 | A194 8 |
15 | Eyebolt Pin | A276 410 | A276 410 | A276 410 | A276 304 | A276 304 | A276 304 | A276 304 | A276 304 |
16 | Greas Fitting | Commercial | Commercial | Commercial | |||||
17 | Stem Nut | Bronze *3 | Bronze | Bronze | |||||
18 | Jam Nut | Carbon steel | Stainless steel | Stainless steel | |||||
19 | Hand Wheel | Malleable iron | Malleable iron | Malleable iron | |||||
20 | Wheel Nut | Carbon steel | Carbon steel+Zn | Carbon steel+Zn | |||||
*1 | PN≥600CLASS sealing Face will be HF | ||||||||
*2 | PTFE Optional | ||||||||
*3 | Ductile Ni-Resist iron Optional | ||||||||
NA | Integral with vessell | ||||||||
