Mode | Materials for main parts | Specificstions | |||||
Body | Disc | Holder | Spring | Lowest movement pressure | Applicable Medium | Applicable Temperature | |
H71H | Caben Steel | Stainless Steel 304 | Stainless Steel 304 | Stainless Steel 304 | 005kg/cm² | water,oil,steam | -29℃-425℃ |
H71W | Stafnless Steel Cf8 | Stainless Steel 304 | Stainless Steel 304 | Stainless Steel 304 | 0.05kg/cm² | Nitric acid and so on corrosive medium | -196℃-540℃ |
H71W | Sta'nless Steel CF8M | Stainless Steel CF8M | Stainless Steel CF8M | Stainless Steel CF8M | 005kg/cm² | Corrosive medium such as acetic acid,etc | -196℃-540℃ |
H71W | Stainless Steel 316L | Stainless Steel 316L | Stainless Steel 316L | Stainless Steel 316L | 0.05kg/cm² | Corosive medium such as urea,etc. | -196℃-455℃ |
Size | Class 150Lb | Class 300Lb | Class 600Lb | ||||
DN | NPS | L | D | L | D | L | D |
15 | 1/2" | 22 | 46 | 25 | 52 | 25 | 52 |
20 | 3/4" | 22 | 56 | 31.5 | 65 | 31.5 | 65 |
25 | 1" | 22 | 65 | 35.5 | 75 | 35.5 | 75 |
32 | 11/4" | 28 | 74 | 40 | 81 | 40 | 81 |
40 | 11/2" | 31.5 | 84 | 45 | 94 | 45 | 94 |
50 | 2" | 40 | 103 | 56 | 110 | 56 | 110 |
65 | 21/2" | 46 | 122 | 63 | 128 | 63 | 128 |
80 | 3" | 50 | 135 | 71 | 147 | 71 | 147 |
100 | 4" | 60 | 173 | 80 | 179 | 80 | 191 |
125 | 5" | 90 | 195 | 110 | 214 | 110 | 239 |
150 | 6" | 106 | 220 | 125 | 249 | 125 | 264 |
200 | 8" | 140 | 227 | 160 | 305 | 160 | 318 |
Size | PN1.0MPa | PN1.6MPa | PN2.5MPa | PN4.0MPa | PN6.4MPa | ||||||
DN | NPS | L | D | L | D | L | D | L | D | L | D |
15 | 1/2" | 25 | 52 | 25 | 52 | 25 | 52 | 25 | 52 | 25 | 52 |
20 | 3/4" | 25 | 62 | 25 | 62 | 25 | 62 | 25 | 62 | 31.5 | 73 |
25 | 1" | 30 | 72 | 30 | 72 | 30 | 72 | 30 | 72 | 35.5 | 83 |
32 | 11/4" | 32 | 83 | 32 | 83 | 32 | 83 | 32 | 83 | 40 | 89 |
40 | 11/2" | 38 | 93 | 38 | 93 | 38 | 93 | 38 | 93 | 45 | 104 |
50 | 2" | 45 | 108 | 45 | 108 | 45 | 108 | 45 | 108 | 56 | 114 |
65 | 21/2" | 50 | 128 | 50 | 128 | 50 | 128 | 50 | 128 | 63 | 138 |
80 | 3" | 60 | 142 | 60 | 142 | 60 | 142 | 60 | 142 | 71 | 148 |
100 | 4" | 75 | 162 | 75 | 162 | 75 | 168 | 75 | 168 | 80 | 174 |
125 | 5" | 85 | 192 | 85 | 192 | 85 | 194 | 85 | 194 | 110 | 211 |
150 | 6" | 102 | 218 | 102 | 218 | 102 | 24 | 102 | 224 | 125 | 248 |
200 | 8" | 110 | 273 | 110 | 273 | 110 | 284 | 110 | 291 | 160 | 310 |
250 | 10" | 150 | 328 | 150 | 329 | 150 | 341 | 150 | 353 | 180 | 362 |
300 | 12" | 185 | 378 | 185 | 384 | 185 | 401 | 185 | 418 | 一 |
Mode | Materials for main parts | Specificstions | |||||
Body | Disc | Holder | Spring | Lowest movement pressure | Applicable Medium | Applicable Temperature | |
H71H | Caben Steel | Stainless Steel 304 | Stainless Steel 304 | Stainless Steel 304 | 005kg/cm² | water,oil,steam | -29℃-425℃ |
H71W | Stafnless Steel Cf8 | Stainless Steel 304 | Stainless Steel 304 | Stainless Steel 304 | 0.05kg/cm² | Nitric acid and so on corrosive medium | -196℃-540℃ |
H71W | Sta'nless Steel CF8M | Stainless Steel CF8M | Stainless Steel CF8M | Stainless Steel CF8M | 005kg/cm² | Corrosive medium such as acetic acid,etc | -196℃-540℃ |
H71W | Stainless Steel 316L | Stainless Steel 316L | Stainless Steel 316L | Stainless Steel 316L | 0.05kg/cm² | Corosive medium such as urea,etc. | -196℃-455℃ |
Size | Class 150Lb | Class 300Lb | Class 600Lb | ||||
DN | NPS | L | D | L | D | L | D |
15 | 1/2" | 22 | 46 | 25 | 52 | 25 | 52 |
20 | 3/4" | 22 | 56 | 31.5 | 65 | 31.5 | 65 |
25 | 1" | 22 | 65 | 35.5 | 75 | 35.5 | 75 |
32 | 11/4" | 28 | 74 | 40 | 81 | 40 | 81 |
40 | 11/2" | 31.5 | 84 | 45 | 94 | 45 | 94 |
50 | 2" | 40 | 103 | 56 | 110 | 56 | 110 |
65 | 21/2" | 46 | 122 | 63 | 128 | 63 | 128 |
80 | 3" | 50 | 135 | 71 | 147 | 71 | 147 |
100 | 4" | 60 | 173 | 80 | 179 | 80 | 191 |
125 | 5" | 90 | 195 | 110 | 214 | 110 | 239 |
150 | 6" | 106 | 220 | 125 | 249 | 125 | 264 |
200 | 8" | 140 | 227 | 160 | 305 | 160 | 318 |
Size | PN1.0MPa | PN1.6MPa | PN2.5MPa | PN4.0MPa | PN6.4MPa | ||||||
DN | NPS | L | D | L | D | L | D | L | D | L | D |
15 | 1/2" | 25 | 52 | 25 | 52 | 25 | 52 | 25 | 52 | 25 | 52 |
20 | 3/4" | 25 | 62 | 25 | 62 | 25 | 62 | 25 | 62 | 31.5 | 73 |
25 | 1" | 30 | 72 | 30 | 72 | 30 | 72 | 30 | 72 | 35.5 | 83 |
32 | 11/4" | 32 | 83 | 32 | 83 | 32 | 83 | 32 | 83 | 40 | 89 |
40 | 11/2" | 38 | 93 | 38 | 93 | 38 | 93 | 38 | 93 | 45 | 104 |
50 | 2" | 45 | 108 | 45 | 108 | 45 | 108 | 45 | 108 | 56 | 114 |
65 | 21/2" | 50 | 128 | 50 | 128 | 50 | 128 | 50 | 128 | 63 | 138 |
80 | 3" | 60 | 142 | 60 | 142 | 60 | 142 | 60 | 142 | 71 | 148 |
100 | 4" | 75 | 162 | 75 | 162 | 75 | 168 | 75 | 168 | 80 | 174 |
125 | 5" | 85 | 192 | 85 | 192 | 85 | 194 | 85 | 194 | 110 | 211 |
150 | 6" | 102 | 218 | 102 | 218 | 102 | 24 | 102 | 224 | 125 | 248 |
200 | 8" | 110 | 273 | 110 | 273 | 110 | 284 | 110 | 291 | 160 | 310 |
250 | 10" | 150 | 328 | 150 | 329 | 150 | 341 | 150 | 353 | 180 | 362 |
300 | 12" | 185 | 378 | 185 | 384 | 185 | 401 | 185 | 418 | 一 |