Product Name： MJ909
Product details：
MJ909 Mechanical Joint Ends Resilient Wedge Gate Valves

Bolted Bonnet·Non-Rising Stem·Resilient Wedge·MJ Ends 250 PSI/17.2 Bar
250 PSI/300 PSI/17.2 Bar Non-Shock Cold Working Pressure
CONFORMS TO AWWA C509

Coating-Electrostatically applied fusion-bonded epoxy 0.2-0.5mm.inside and outside.Meets or exceeds AWWA C550.Maximum operating temperature 160℉/71℃.

Freezing Weather Precaution Subsequent to testing a piping system,valves should be in an open position to allow complete drainage.

PART SPECIFICATION
1 阀体Valve Body 球墨铸铁ASTM A 536
Ductile Iron ASTM A 536
2 弹性楔形闸板
Resilient Wedge		 球墨铸铁ASTM A 536/三元乙丙橡胶
ASTM D 2000Ductile Iron ASTM A 536/EPDM ASTM D 2000
3 楔形闸板螺母
Wedge Nut		 青铜ASTM B 584 UNS C83600
Bronze ASTM B 584 UNS C83600
4 阀杆Stem 青铜ASTM B 150 UNS C61400
Bronze ASTM B 150 UNS C61400
5 阀盖垫圈
Bonnet Gasket		 三元乙丙橡胶ASTM D 2000
EPDM ASTM D 2000
6 阀盖螺丝Bonnet Screw 镀锌合金钢 ASTM A 574M
Alloy Steel ASTM A 574M Zinc Plated
7 阀盖Bonnet 球墨铸铁ASTM A 536
Ductile Iron ASTM A 536
8 阀杆主O形环
Stem Primary O-Ring		 三元乙丙橡胶ASTM D 2000
EPDM ASTM D 2000
9 阀杆止推垫圈（下部）
Stem Thrust Washer(lower)		 青铜ASTM B 584 UNS C83600
Bronze ASTM B 584 UNS C83600
10 阀杆止推垫圈（上部）
Stem Thrust Washer(upper)		 不锈钢ASTM A 276 UNS S41000
Stainless Steel ASTM A276 UNS S41000
11 压盖密封O形环
Gland Seal O-Ring		 三元乙丙橡胶ASTM D 2000
EPDM ASTM D 2000
12 阀杆密封衬套
Stem Seal Bushing		 青铜ASTM B 584 UNS C83600
Bronze ASTM B 584 UNS C83600
13 阀杆次O形环（2）
Stem Secondary O-Ring(2)		 三元乙丙橡胶ASTM D 2000
EPDM ASTM D 2000
14 压盖法兰 Gland Flange 球墨铸铁ASTM A 536
Ductile Iron ASTM A 536
15 压盖法兰螺丝
Gland Flange Screw		 镀锌合金钢 ASTM A 574M
Alloy Steel ASTM A 574M Zinc Plated
16 阀杆环防尘圈
Stem Ring Wiper		 三元乙丙橡胶ASTM D 2000
EPDM ASTM D 2000
17 方形执行机构螺母
Square Operating Nut		 铸铁ASTM A 126-B
Cast Iron ASTM A 126-B
17A 手轮（选配件）
Handwheel(Optional)		 球墨铸铁ASTM A 536
Ductile Iron ASTM A 536
18 平头垫圈 Flat Washer 镀锌碳钢 Carbon Steel Zinc Plated
19 螺丝 Screw 镀锌合金钢 ASTM A 574M
Alloy Steel ASTM A 574M Zinc Plated

 

通径
Size		 尺寸
Dimension		 螺栓圆周
Bolt
Circle		 法兰
孔
Flange
Holes		 开启
圈数
Turns
To
Open		 重量
Weight
A B C D E F H
英
寸
ln		 毫
米
mm		 英
寸
ln		 毫
米
mm		 英
寸
ln		 毫
米
mm		 英
寸
ln		 毫
米
mm		 英
寸
ln		 毫
米
mm		 英
寸
ln		 毫
米
mm		 英
寸
ln		 毫
米
mm		 英
寸
ln		 毫
米
mm		 英
寸
ln		 毫
米
mm		 磅
Lbs		 公
斤
Kg
3 80 8.0 203 12.7 322 0.94 24 7.7 196 4.9 126 3.1 80 12.2 260 6.19 157 4 10.8 43 20
4 100 10.0 254 13.5 344 1.00 26 9.1 232 6.0 153 3.9 100 10.2 260 7.50 191 4 13.0 70 36
6 150 11.5 292 17.4 441 1.06 27 11.1 283 8.1 206 5.9 150 14.8 375 9.50 241 6 15.7 112 51
8 200 11.5 292 20.8 529 1.12 28 13.4 340 10.3 261 7.9 300 14.8 375 11.75 298 6 17.3 170 77
10 250 13.0 330 24.2 614 1.18 30 15.7 400 12.3 313 9.8 250 15.7 400 14.00 356 8 21.4 267 121
12 300 14.0 356 27.6 700 1.25 32 18.0 456 14.4 367 11.8 300 19.7 500 16.25 413 8 25.3 388 176

 
 
 
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