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詳解硬密封固定球閥材料
| 序 號(hào) | 材料  標(biāo)準(zhǔn) 零件 名稱  |             材料牌號(hào) | 序 號(hào) | 材料  標(biāo)準(zhǔn) 零件 名稱  |             材料牌號(hào) | ||||||
| 碳鋼 | 不銹鋼 | 碳鋼 | 不銹鋼 | ||||||||
| GB | ASTM | GB | ASTM | GB | ASTM | GB | ASTM | ||||
| 01 | 底蓋 | 25 | A105 | 1 Cr18Ni9Ti | F304/F316/ F304L/F316L  |             17 | 螺母 | 45 | A194-2H | 0Cr18Ni | A194-8M | 
| 02 | 底蓋螺釘 | 25 CrMoA | A193-B7 | 1 Cr17Ni2 | A193-B8M | 18 | 雙頭螺柱 | 35 CrMoA | A193-B7 | 1 Cr17Ni2 | A193-B8M | 
| 03 | 墊圈 | 金屬夾石墨 | 19 | 球體鍵 | 40Cr | 40Cr | 1 Cr17Ni2 | 1 Cr17Ni2 | |||
| 04 | 止推軸承 | 金屬夾PTFE | 20 | 上閥桿 | 2Cr13 | A276-410 | 1 Cr18Ni9Ti 1Cr18Ni12Mo2Ti  |             F304/F316/ F304L/F316  |         |||
| 05 | 下閥桿 | 2Cr13 | A276-410 | 1 Cr18Ni9Ti 1Cr18Ni12Mo2Ti  |             F304/F316/ F304L/F316  |             21 | 閥桿0形圈 | 氟橡膠 | 氟橡膠 | 氟橡膠 | 氟橡膠 | 
| 06 | 下閥桿軸承 | 金屬夾PTFE  |             22 | 填料0形圈 | 氟橡膠 | 氟橡膠 | 氟橡膠 | 氟橡膠 | |||
| 07 | 墊圈 | 金屬夾石墨 | 23 | 上閥桿軸承 | 金屬夾PTFE | 金屬夾PTFE | 金屬夾PTFE | 金屬夾PTFE | |||
| 08 | 排污塞 | 2Cr13 | A276-410 | 1 Cr18Ni9Ti 1Cr18Ni12Mo2Ti  |             F304/F316/ F304L/F316  |             24 | 止推軸承 | 石墨 | 石墨 | 石墨 | 石墨 | 
| 09 | 閥體 | VCB | A216-VCB | 1 Cr18Ni9Ti 1Cr18Ni12Mo2Ti  |             CF8/CF8M/CF3/CF3M | 25 | 閥桿填料函 | 25鍍鉻 | A105鍍鉻 | 1 Cr18Ni9Ti 1Cr18Ni12Mo2Ti  |             F304/F316/ F304L/F316  |         
| 10 | 閥座 | 2Cr13 滲氮  |             A276-410 滲氮  |             1 Cr18Ni9Ti 1Cr18Ni12Mo2Ti  |             F304/F316/ F304L/F316  |             26 | 閥桿填料 | 石墨 | |||
| 11 | 閥座密封圈 | 石墨 | 石墨 | 石墨 | 石墨 | 27 | 填料壓蓋 | WCB | A216-WCB | 1 Cr18Ni9Ti 1Cr18Ni12Mo2Ti  |             CF8/CF8M/CF3/CF3M | 
| 12 | 閥座支撐圈 | 25鍍鉻 | A105鍍鉻 | 1 Cr18Ni9Ti 1Cr18Ni12Mo2Ti  |             F304/F316/ F304L/F316  |             28 | 螺母 | 45 | A194-2H | 10Cr18Ni | A194-8M | 
| 13 | 閥座彈簧 | 17-7PH | 17-7PH | 17-7PH | 17-7PH | 29 | 雙頭螺柱 | 35 CrMoA | A193-B7 | 1 Cr17Ni2 | A193-B8M | 
| 14 | 球體 | 1 Cr18Ni9Ti | 304 | 1 Cr18Ni9Ti 1Cr18Ni12Mo2Ti  |             F304/F316/ F304L/F316  |             30 | 螺釘 | 35 CrMoA | A193-B7 | 1 Cr17Ni2 | A193-B8M | 
| 15 | 閥蓋 | VCB | A216-WCB | 2G1 Cr18Ni69Ti 2G1Cr18Ni12Mo2Ti  |             CF8/CF8M/ CF3/CF3M  |             31 | 支架 | WCB | WCB | WCB | WCB | 
| 16 | 墊圈 | 金屬夾石墨 | 32 | 鍵 | 40Cr | 40Cr | 1 Cr17Ni2 | 1 Cr17Ni2 | |||
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