產(chǎn)品名稱：國標法蘭球閥2
產(chǎn)品描述：
設計特性
·防火結構設計
·閥桿與閥體之間帶防靜電裝置
·閥桿防爆裝置設計
·符合德TUVTA-LUFT的閥桿泄漏測試要求
·閥體上設計清潔閥腔的裝置
Design features
·設計標準（Design standard）:GB12224 GB12237
·結構長度（Face to face）:GB 12221
·法蘭接端（Flange to end）:GB-9113.3-GB9113.5
·防火測試（Fire test）:API607 4th 1993
·檢驗與測試（Inspection&testing）:GB/T13927
| 主要部件及材料 Main parts and materials | ||
| 部件名稱 Part name | 主要材料 Materials | |
| 閥體 | Body | WCB CF8 CF8M |
| 螺栓 | Bolt | A193-B8 A193-B7 |
| 閥座 | Valve seat | PTFE |
| 球體 | Ball | CF8 CF8M |
| 閥桿 | Stem | SS304 SS316 |
| 閥蓋墊圈 | Bonnet gasket | PTFE |
| 閥桿密封 | Stem seal | PTFE |
| V型閥桿填料 | V-ring stem packing | PTFE |
| 手柄螺母 | Handle nut | SS304 |
| 手柄 | Handle | SS304 |
| 主要尺寸 Main dimensions 單位㎜ | |||||||||||
| SIZE | PN | d | L | D | D1 | K | b | f | N | W | |
| 1/2″ | DN15 | 16 | 15 | 130 | 46.0 | 95 | 65 | 14 | 2.0 | 4 | 145 |
| 25/40 | 14 | ||||||||||
| 3/4″ | DN20 | 16 | 20 | 130 | 56.0 | 105 | 75 | 14 | 2.0 | 4 | 145 |
| 25/40 | 16 | ||||||||||
| 1″ | DN25 | 16 | 25 | 140 | 65.0 | 115 | 85 | 14 | 3.0 | 4 | 165 |
| 25/40 | 16 | ||||||||||
| 1-1/4″ | DN32 | 16 | 32 | 165 | 76.0 | 135 | 100 | 16 | 3.0 | 4 | 165 |
| 25/40 | 18 | ||||||||||
| 1-1/2″ | DN40 | 16 | 38 | 180 | 84.0 | 145 | 110 | 16 | 3.0 | 4 | 200 |
| 25/40 | 18 | ||||||||||
| 2″ | DN50 | 16 | 50 | 203 | 99.0 | 160 | 125 | 16 | 3.0 | 4 | 200 |
| 25/40 | 20 | ||||||||||
| 2-1/2″ | DN65 | 16 | 65 | 222 | 118.0 | 180 | 145 | 20 | 3.0 | 8 | 250 |
| 25/40 | 22 | ||||||||||
| 3″ | DN80 | 16 | 76 | 241 | 132.0 | 195 | 160 | 20 | 3.0 | 8 | 250 |
| 25/40 | 24 | ||||||||||
| 4″ | DN100 | 16 | 100 | 280 | 156.0 | 220 | 180 | 22 | 3.0 | 8 | 400 |
| 25/40 | 235 | 190 | 24 | ||||||||
| 5″ | DN125 | 16 | 125 | 325 | 184.0 | 250 | 210 | 22 | 3.0 | 8 | 600 |
| 25/40 | 321 | 270 | 220 | 26 | |||||||
| 6″ | DN150 | 16 | 150 | 350 | 211.0 | 285 | 240 | 24 | 3.0 | 8 | 800 |
| 25/40 | 403 | 300 | 250 | 28 | |||||||
| 8″ | DN200 |
| 200 | 400 | 268.0 | 340 | 395 | 24/30/34 | 3.0 | 12 |
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