【主要材料選用】
序號 No. | 材料標(biāo)準(zhǔn) | 材料牌號 | |||
碳鋼 | 不銹鋼 | ||||
零件名稱 | GB | ASTM | GB | ASTM | |
01 | 底蓋 | 25 | A105 | 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti | F304/F316/ F304L/F316L |
02 | 底蓋螺釘 | 35CrMoA | A193-B7 | 1Cr17Ni2 | A193-B8M |
03 | 墊圈 | 氟橡膠;PTFE;金屬夾石墨 | |||
04 | 止推軸承 | 金屬夾PTFE | |||
05 | 下閥桿 | 2Cr13 | A276-410 | 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti | F304/F316/ F304L/F316L |
06 | 下閥桿軸承 | 金屬夾PTFE | |||
07 | 排污塞 | 2Cr13 | A276-410 | 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti | F304/F316/ F304L/F316L |
08 | 閥體 | WCB | A216-WCB | ZG1Cr18Ni9Ti ZG1Cr18Ni12M02Ti | CF8/CF8M/ CF3/CF3M |
09 | 閥座O形圈 | 氟橡膠 | 氟橡膠 | 氟橡膠 | 氟橡膠 |
10 | 閥座彈簧 | 17-7PH | 17-7PH | 17-7PH | 17-7PH |
11 | 閥座 | PTFE;PPL | PTFE;PPL | PTFE;PPL | PTFE;PPL |
12 | 閥座支承圈 | 25鍍鉻 25HRC | A105鍍鉻 A105HRC | 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti | F304/F316/ F304L/F316 |
13 | 球體 | 1Cr18Ni9Ti | 304 | 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti | F304/F316/ F304L/F316 |
14 | 球體鍵 | 40Cr | 40Cr | 1Cr17Ni2 | 1Cr17Ni2 |
15 | 上閥桿 | 2Cr13 | A276-410 | 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti | F304/F316/ F304L/F316L |
序號 No. | 材料標(biāo)準(zhǔn) | 材料牌號 | |||
碳鋼 | 不銹鋼 | ||||
零件名稱 | GB | ASTM | GB | ASTM | |
16 | 側(cè)蓋 | WCB | A216-WCB | ZG1Cr18Ni9Ti ZG1Cr18Ni12M02Ti | CF8/CF8M/ CF3/CF3M |
17 | 墊圈 | 氟橡膠;PTFE;金屬夾石墨 | |||
18 | 螺母 | 45 | A194-2H | 0Cr18Ni | A194-8M |
19 | 雙頭螺柱 | 35CrMoA | A193-B7 | 1Cr17Ni2 | A193-B8M |
20 | 墊圈 | 氟橡膠;PTFE;金屬夾石墨 | |||
21 | 閥蓋 | WCB | A216-WCB | ZG1Cr18Ni9Ti ZG1Cr18Ni12M02Ti | CF8/CF8M/ CF3/CF3M |
22 | 止推軸承 | PTFE | PTFE | PTFE | PTFE |
23 | 壓環(huán) | 25鍍鉻 25HRC | A105鍍鉻 A105HRC | 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti | F304/F316/ F304L/F316 |
24 | 填料函O形圈 | 氟橡膠 | 氟橡膠 | 氟橡膠 | 氟橡膠 |
25 | 閥桿O形圈 | 氟橡膠 | 氟橡膠 | 氟橡膠 | 氟橡膠 |
26 | 閥桿填料 | 石墨 | |||
27 | 填料壓蓋 | WCB | A216-WCB | ZG1Cr18Ni9Ti ZG1Cr18Ni12M02Ti | CF8/CF8M/ CF3/CF3M |
28 | 螺釘 | 35CrMoA | A193-B7 | 1Cr17Ni2 | A193-B8M |
29 | 支架 | WCB | WCB | WCB | WCB |
30 | 鍵 | 40Cr | 40Cr | 1Cr17Ni2 | 1Cr17Ni2 |