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Shanghai Zhenggang Valve Manufacturing Co., Ltd

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    shzgv@zhengvalve.com

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    No. 68 Xinsheng Road, Qingpu Industrial Park, Shanghai

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National standard cast steel globe valve

NegotiableUpdate on 10/22
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Overview

[Structural characteristics and uses of national standard cast steel globe valve] 1. When fully closed, the handwheel rotates clockwise

Product Details

【Structural characteristics and applications of national standard cast steel globe valves】

When fully closed, the handwheel rotates clockwise;

When fully closed,the handwheel rotates clockwise.

2. It can be installed at any position in the pipeline, with the medium flowing from bottom to top;

Able to be mounted on any position of the pipeline,the medium flows from down to up.

3. Stainless steel globe valves are suitable for pipelines with various corrosive media, and have good corrosion resistance and sufficient strength;

Stainless steel made stop valve is of good anti-corrosive property and enough strength and suitable for various pipelines with corrosive medium.

4. Alloy steel globe valves are suitable for high temperature resistant steam and oil pipelines and have high temperature resistance characteristics.

Alloy steel made stop valve features high-temperature resistance,suitable for high-temperature steam and oil goods pipelines.

【Execution standard for national standard cast steel globe valve】

Design Specification: GB/T 12235
Structural length: GB/T 12221
Flange connection: JB/T 79
Testing and Inspection: JB/T 9002
Product identification: GB/T 12220
Supply Specification: JB/T 7928

【National standard cast steel globe valve main component materials】

Product classification Part Name
Body Bonnet for Valve Body and Valve Cover Valve stem Valve disc Sealing face Valve stem nut Yoke nut Packing Packing Fastener Handwheel
J41 (H.Y) - C type J941 (H.Y) - C type 25 and WCB Chromium Stainless Steel 2Cr1325 H: Stainless steel Y: Cobalt based hard alloy steel H: Stainless steel Y: Co based carbide alloy steel Aluminum Bronze Albronze Flexible graphite High grade carbon steel Forgeable cast iron
J41W-P type J941W-P type Cr-Ni.Ti steel Cr-Ni.Ti steel Cr-Ni.Ti steel Cr-Ni.Ti steel Aluminum Bronze Albronze Flexible graphite Stainless steel Forgeable cast iron
J41W-R 型 Cr Ni Mo Ti steel Cr Ni Mo Ti steel Cr Ni Mo Ti steel Cr Ni Mo Ti steel Aluminum Bronze Albronze Flexible graphite Stainless steel Forgeable cast iron
J41Y-I type J941Y-I type 铬钼钢 Cr.Mo steel 铬钼钢 Cr.Mo steel Alloy steel Cobalt based carbide alloy steel C0 based carbide alloy steel Aluminum Bronze Albronze Flexible graphite Alloy steel Forgeable cast iron

【National standard cast steel globe valve test pressure】

Nominal pressure PN (MPa) 1.6 2.5 4.0 6.4 10.0 16.0
Shell strength test 2.4 3.8 6.0 9.6 15 24
Back seal test 1.8 2.8 4.4 7.0 11 18
Seal test 1.8 2.8 4.4 7.0 11 18

【Scope of use of national standard cast steel globe valve】

Product classification Suitable medium Suitable temperature (℃)
J41(H.Y)-C 型
J941(H.Y)-C 型		 Water, steam, oil goods ≤425℃
≤450℃
J41W-P type
J941W-P type		 Nitric acid ≤200℃
J41W-R 弄 Acetic acid ≤200℃
J41Y-I type
J941Y-I type		 Water, steam, oil goods ≤550℃

【Structural diagram of national standard cast steel globe valve】

【Main connection dimensions of national standard cast steel globe valve】

Nominal diameter DNNominal diameter Main external and connecting dimensions (mm) 重量 （kg）Weight
L D D1 D2 b f z-d H D0
J41(H.Y.B)-16C J41W-16P J41W-16R J41Y-16I
10 130 90 60 40 14 2 4-14 198 120 4.7
15 130 95 65 45 16 2 4-14 218 120 5.2
20 150 105 75 55 16 2 4-14 258 140 7.1
25 160 115 85 65 16 2 4-14 275 160 7.4
32 180 135 100 78 18 2 4-18 280 180 8.5
40 200 145 110 85 18 3 4-18 330 200 12.5
50 230 160 125 100 18 3 4-18 350 240 20
65 290 180 145 12 18 3 4-18 400 280 25
80 310 195 160 135 20 3 8-18 355 280 35
100 350 215 180 155 22 3 8-18 415 320 50
125 400 245 210 185 24 3 8-18 460 360 75
150 480 280 240 210 24 3 8-23 510 400 100
200 600 335 295 265 26 3 12-23 710 400 210
250 650 405 355 320 30 3 12-23 786 450 446
300 750 460 410 375 30 3 12-23 925 500 648

DN nominal diameter J41(H.Y.B)-25 J41W-25P J41W-25R J41Y-25I J941(H.Y)-25 J941W-25P J941W-25R J941Y-25I
Main external and connecting dimensions (mm) Electric Device 重量 （kg） Weight
L D D1 D2 b f z-d H手 H electricity D0 Manual Hand Electric vehicle
10 130 90 60 4 16 2 4-14 198 120 4.9
15 130 95 65 45 16 2 4-14 218 120 5.4
20 150 105 75 55 16 2 4-14 258 140 7
25 160 115 85 65 16 2 4-14 275 160 7.4
32 180 135 100 78 18 2 4-18 280 180 8.5
40 200 145 110 85 18 3 4-18 330 200 12.5
50 230 160 125 100 20 3 4-18 350 645 240 DZW101 16 50
65 290 180 145 120 22 3 8-18 400 690 280 DZW101 25 62
80 310 195 160 135 22 3 8-18 355 715 280 DZW151 30 67
100 350 230 190 160 24 3 8-23 415 770 320 DZW20 34.5 73
125 40 270 220 188 28 3 8-25 460 780 360 DZW30 89 127
15 480 300 250 218 30 3 8-25 510 875 400 DZW45 98 215
200 600 360 310 278 34 3 12-25 710 967 400 DZW60 180 322
250 650 425 370 332 36 3 12-30 786 450 446
300 750 485 430 390 40 4 12-30 925 500 654

DN nominal diameter J41(H.Y)-40 J41W-40P J41W-40R J41Y-40I J941(H.Y)-40 J941W-40P J941W-40R J941Y-40I
Main external and connecting dimensions (mm) Electric Device 重量 （kg） Weight
L D D1 D2 D6 b f f2 z-d H手 H electricity D0 Manual Hand Electric vehicle
10 130 90 60 40 35 16 2 4 4-14 198 120 4.9
15 130 95 65 45 40 16 2 4 4-14 233 120 5.4
20 15 15 75 55 51 16 2 4 4-14 275 140 7
25 160 115 85 65 58 16 2 4 4-14 285 160 8.8
32 180 135 100 78 66 18 2 4 4-18 302 180 11.8
40 200 145 110 85 76 18 3 4 4-18 355 200 16.5
50 230 160 125 100 88 20 3 4 4-18 373 645 240 DZW101 24 61
65 290 180 145 120 110 22 3 44 8-18 408 690 280 DZW101 33 75
80 310 195 160 135 121 22 3 4 8-18 436 715 320 DZW201 44 84
100 350 230 190 160 15 24 3 4.5 8-23 480 770 360 DZW301 60 101
125 400 270 220 188 176 28 3 4.5 8-25 558 782 400 DZW45 89 207
150 480 300 250 218 204 30 3 4.5 8-25 611 875 400 DZW60 98 226
200 600 375 320 282 260 38 3 4.5 12-30 720 1160 400 DZW901 190 339
DN nominal diameter Main external and connecting dimensions (mm) Electric Device 重量 (kg)Weight
L D D1 D2 D6 b f f2 z-d H手 H electricity D0 Manual Hnad Electric vehicle
J41(H.Y)-64 J941(H.Y)-64 J41Y-64I J941Y-64I
10 170 100 70 50 35 18 2 4 4-14 198 120 5.7
15 170 105 75 55 41 18 2 4 4-14 195 140 10
20 190 125 90 68 51 20 2 4 4-18 228 160 13
25 210 135 100 78 58 22 2 4 4-18 275 180 14.5
32 230 150 110 82 66 24 2 4 4-23 325 200 19
40 260 165 125 95 76 24 3 4 4-23 360 240 25
50 300 175 135 105 88 26 3 4 8-23 410 710 280 DZW10 35 64
65 340 200 160 130 110 28 3 4 8-23 450 750 320 DZW15 48 77
80 380 210 170 140 121 30 3 4 8-23 485 785 360 DZW30 56 88
100 430 250 200 168 150 32 3 4 8-25 537 837 400 DZW45 125 171
125 500 295 240 202 176 36 3 4 8-30 631 400 131
150 550 340 280 240 204 38 3 4 8-34 646 450 157
200 650 405 345 300 260 44 3 4 12-34 813 500 283
J41(H.Y)-100 J941(H.Y)-100 J41Y-100I J941Y-100I
10 170 100 70 50 35 20 2 4 4-14 198 120 6
15 170 105 75 55 40 20 2 4 4-14 202 140 11
20 190 125 90 68 51 22 2 4 4-18 228 160 13.2
25 210 135 100 78 58 24 2 4 4-18 250 180 14
32 230 150 110 82 66 24 2 4 4-23 326 220 15
40 260 165 125 95 76 26 3 4 4-23 359 240 29
50 300 195 145 112 88 28 3 4 4-25 414 710 280 DZW15 49 82
65 340 220 170 138 110 32 3 4 8-25 434 750 320 DZW201 65 104
80 380 230 180 148 121 34 3 4 8-25 547 785 400 DZW30 95 138
100 430 265 210 172 150 38 3 4.5 8-30 621 837 450 DZW45 115 243
125 500 310 250 210 176 42 3 4.5 8-34 732 450 149
150 550 350 290 250 204 46 3 4.5 12-34 84 500 310
200 650 430 360 312 260 54 3 4.5 12-41 925 550 590
J41(H.Y)-160
15 170 110 75 52 40 24 2 4 4-18 148 140 12.2
20 190 130 90 65 51 26 2 4 4-23 156 160 15
25 210 140 100 72 58 28 2 4 4-23 125 180 17
32 230 165 115 85 66 30 2 4 4-25 200 200 21.4
40 260 175 125 92 76 32 3 4 4-27 231 240 32
50 300 215 165 132 88 36 3 4 8-25 262 250 52
65 340 245 190 152 110 44 3 4 8-30 303 320 69
80 380 260 205 168 121 46 3 4 8-30 341 400 98
100 430 300 240 200 150 48 3 4.5 8-34 485 450 119

【Precautions for installation of national standard cast steel globe valve】

1. The shut-off valve operated by handwheel and handle can be installed at any position in the pipeline.
2. Handwheels, handles, and micro motion mechanisms are not allowed for lifting purposes.
3. The flow direction of the medium should be consistent with the arrow direction shown on the valve body.

Ordering Notice:
1、 ①National standard cast steel globe valveProduct Name and Model ②National standard cast steel globe valveIs the national standard cast steel globe valve with caliber ③ equipped with accessories so that we can correctly select it for you.
2、 If the national standard cast steel globe valve model has been selected by the design unit, please order directly from our sales department according to the national standard cast steel globe valve model.
3、 When the usage situation is very important or the environment is complex, please provide design drawings and detailed parameters as much as possible, and our steel valve experts will review and control them for you.
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