產品特點 1、本產品所有部件均為鍛件。 2、采用下裝式閥桿,設置倒密封結構,確保填料處可靠密封及防止閥桿脫出。 3、采用鑲嵌式閥座。閥座背后設置O型圈,確保介質不外漏。 Features 1、All the components are forged ones. 2、Lower-Ioading Stem and backward sealing construction have b-een setup forpositive sealing at stuffing position and backingout otecting of the handle. 3、lnterbedded valve seat is applied on whose back Oring is a-lso mounted for avoiding the leakage of medium. 主要零件材料Main Parts and Materials 零件名稱 Accessory name 材質 Material GB ASTM 閥體、閥蓋 Body,Bonnet WCB A216-WCB 密封圈 Sealing ring 尼龍Nylon 尼龍Nylon 球體 Ball 1Cr18Ni9Ti SS 304 閥座、閥桿 Seat,Stem 2Cr13 A246-416 O形圈 O ring 橡膠RUBBER 橡膠RUBBER 雙頭螺栓 Dual-head bolt 35CrMoA A193-B7 主要性能規范Main performance Specifications 公稱壓力 Nominal pressure 16 32 MPa 強度試驗壓力PT Strength test pressure 24 48 MPa 低壓密封試驗力 Low pressure sealing test 0.6 MPa 高壓密封試驗力 High pressure sealing test 17.6 35.2 MPa 適用介質 Applicable medium 水、油品、蒸汽 Water,Oil,Steam 適用溫度 Applicable temperature -40~80℃
主要連接及外形尺寸Main conn ection and externaldimensions(mm)
公稱壓力 PN(Mpa) Nominal diameter | 公稱通徑 DN(mm) Nominal pressure | 主要尺寸(mm)Main dimension | ||||||||||||||
L | L1 | D | D1 | H | W | M | D2 | b | Z-φd | |||||||
法蘭 Flange | 對焊 Butt-welding | 法蘭 Flange | 對焊 Butt-welding | 法蘭 Flange | 對焊 Butt-welding | 法蘭 Flange | 對焊 Butt-welding | 法蘭 Flange | 對焊 Butt-welding | 法蘭Flange | ||||||
16.0 | 10 | 210 | 150 | 52 | 60 | 95 | 90 | 60 | 18 | 77 | 58 | 220 | M24x2 | 18 | 20 | 3-φ18 |
15 | 230 | 170 | 62 | 70 | 95 | 100 | 60 | 23 | 85 | 62 | 220 | M24x2 | 20 | 20 | 3-φ18 | |
20 | 240 | 190 | 73 | 80 | 105 | 110 | 68 | 29 | 94 | 75 | 250 | M33x2 | 28 | 20 | 3-φ18 | |
25 | 260 | 205 | 77 | 95 | 105 | 115 | 68 | 36 | 100 | 80 | 250 | M33x2 | 28 | 22 | 3-φ18 | |
32 | 300 | 230 | 100 | 110 | 115 | 150 | 80 | 43 | 120 | 96 | 300 | M42x2 | 38 | 24 | 4-φ8 | |
40 |
| 260 | 110 | 120 | 165 | 170 | 115 | 49 | 150 | 111 | 400 | M52x2 | 48 | 30 | 6-φ26 | |
50 | 400 | 330 | 130 | 140 | 165 | 200 | 115 | 61 | 165 | 128 | 450 | M64x3 | 58 | 32 | 6-φ26 | |
65 | 490 | 360 | 140 | 150 | 200 | 225 | 145 | 80 | 180 | 180 | 500 | M80x3 | 74 | 40 | 6-φ29 | |
80 | 580 | 380 | 150 | 160 | 225 | 270 | 170 | 105 | 200 | 200 | 600 | M100x3 | 94 | 50 | 6-φ33 | |
100 | 620 | 430 | 178 | 188 | 260 | 320 | 195 | 115 | 245 | 245 | 800 | M125x4 | 115 | 60 | 6-φ36 | |
32.0 | 10 | 210 | 150 | 52 | 60 | 95 | 90 | 60 | 18 | 77 | 77 | 220 | M24x2 | 18 | 20 | 3-φ18 |
15 | 230 | 170 | 62 | 70 | 105 | 100 | 68 | 23 | 85 | 85 | 220 | M33x2 | 28 | 20 | 3-φ18 | |
20 | 240 | 190 | 73 | 80 | 105 | 110 | 68 | 29 | 94 | 94 | 250 | M33x2 | 28 | 20 | 3-φ18 | |
25 | 260 | 205 | 77 | 95 | 115 | 115 | 80 | 36 | 100 | 100 | 250 | M42x2 | 35 | 25 | 4-φ18 | |
32 | 300 | 230 | 100 | 110 | 135 | 150 | 95 | 43 | 120 | 120 | 300 | M52x2 | 41 | 30 | 4-φ22 | |
40 | 350 | 260 | 110 | 120 | 165 | 170 | 115 | 49 | 150 | 150 | 400 | M64x3 | 47 | 35 | 6-φ26 | |
50 | 400 | 330 | 130 | 140 | 200 | 200 | 145 | 61 | 165 | 165 | 450 | M80x3 | 70 | 40 | 6-φ29 | |
65 | 490 | 360 | 140 | 150 | 225 | 225 | 170 | 80 | 180 | 180 | 500 | M100x3 | 90 | 50 | 6-φ33 | |
80 | 580 | 380 | 150 | 160 | 260 | 270 | 195 | 105 | 200 | 200 | 600 | M125x4 | 112 | 55 | 6-φ36 | |
100 | 620 | 430 | 178 | 188 | 300 | 320 | 235 | 118 | 245 | 245 | 800 | M155x4 | 135 | 65 | 8-φ36 |