
进口二片式球阀原理特点
进口二片式球阀适用于PN1.0~4.0MPa,工作温度-29~180℃(密封圈为增强聚四氟乙烯)或-29~300℃(密封圈为对位聚苯)的各种管路上,用于截断或接通管路中的介质。
Design Features
•Full port
•1000 CWP
•316 Stainless Steel ASTM A351 CF8M
•Threaded Ends Connections
•Blow-out proof stem
•Lockable Lever Handle
Applicable Standards
•Threaded Ends ASME B16.11
•Shell and Seat Pressure Test ASME B16.34
Options
•Lockable Oval Handle
•Stem Extension, 2-1/2”, Non-Locking
Parts & Materials
No. | Part Name | Material | Qty |
1 | Body | 316 Stainless Steel ASTM A351 CF8M | 1 |
2 | Ball | 316 Stainless Steel | 1 |
3 | End Piece | 316 Stainless Steel ASTM A351 CF8M | 1 |
4 | Seat | RTFE | 2 |
5 | Body Seal | PTFE | 1 |
6 | Stem | 316 Stainless Steel | 1 |
7 | Stem Packing | RTFE | 1 Set |
8 | Handle | 300 Series Stainless Steel | 1 |
9 | Handle Nut | 300 Series Stainless Steel | 1 |
10 | Thrust Bearing | RTFE | 1 |
11 | Packing Nut | 300 Series Stainless Steel | 1 |
12 | Lock Washer | 300 Series Stainless Steel | 1 |
13 | Handle Sleeve | PVC | 1 |
14 | Locking Device | 300 Series Stainless Steel | 1 |
Dimensions (Inches)
Size | A | B | C | D | E | F | G | H |
1/4 | 2.00 | 1.02 | 4.00 | 0.50 | 1.81 | 2.24 | 2.16 | 3.39 |
3/8 | 2.00 | 1.02 | 4.00 | 0.50 | 1.81 | 2.24 | 2.16 | 3.39- |
1/2 | 2.36 | 1.17 | 4.00 | 0.59 | 1.89 | 2.26 | 2.16 | 3.39 |
3/4 | 2.75 | 1.48 | 5.00 | 0.80 | 2.04 | 2.90 | 2.76 | 4.33 |
1 | 3.25 | 1.74 | 5.75 | 1.00 | 2.44 | 3.20 | 3.18 | 5.26 |
1-1/4 | 3.80 | 1.91 | 5.75 | 1.25 | 2.56 | 3.40 | 3.18 | 5.26 |
1-1/2 | 4.33 | 2.17 | 7.50 | 1.50 | 2.96 | 4.20 | 4.13 | 6.47 |
2 | 5.27 | 2.64 | 7.50 | 2.00 | 3.25 | 4.51 | 4.13 | 6.47 |
2-1/2 | 6.58 | 3.28 | 9.73 | 2.56 | 5.00 | - | - | - |
3 | 7.55 | 3.78 | 9.73 | 3.00 | 5.40 | - | - | - |
Technical Information
Size | Cv | Weight (lbs.) |
1/4 | 6 | 0.6 |
3/8 | 6 | 0.6 |
1/2 | 24 | 0.6 |
3/4 | 35 | 1.1 |
1 | 47 | 1.8 |
1-1/4 | 81 | 3.0 |
1-1/2 | 105 | 4.2 |
2 | 241 | 8.0 |
2-1/2 | 319 | 14.0 |
3 | 580 | 22.8 |
进口二片式球阀品牌

