Nominal pressure: PN0.6~2.5(MPa)ANSI 300Lb
Nominal diameter: DN50~500(mm)NPS 2~20
Basic structure form：Clamped double flap butterfly check valve (single/double shaft)
Basic Model: H76F46 H76F4 H76PFA
Design and Manufacturing | API 594 JB/T 8937 |
Structure length | API594 JB/T8937(Long Series) |
Flange Size | ASME B16.5 HG/T 20592 |
pressure test | API598 JB/T 9092 |
symbolize | MSS SP-25GB 12220 |
fill | ASME B16.34GB/T 12252 |
serial number | Part Name | gray cast iron | carbon steel | stainless steels | Ultra-low carbon stainless steel | ||
Z | C | P | R | PL | RL | ||
1 | valve body | HT250 | WCB | CF8 | CF8M | CF3 | CF3M |
2 | Lining/seat | FEP( | F4s PCTFE(F₃) PFA(Soluble polytetrafluoroethylene) | PO(polyolefin) | |||
3 | Shaft, Flap | 1Cr13/35 1Cr18Ni9/CF8 00Cr17Ni14Mo2/CF3M | |||||
4 | sprung | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr17N4Cu4Nb | 0Cr17N4CU4Nb |
5 | bolt (male component of nut and bolt) | 35 | 35 | 1Cr17Ni2 | 1Cr17Ni2 | 0Cr18Ni9Ti | 0Cr18Ni9Ti |
Nominal diameter | PN0.6(MPa | PN1.0/1.6(MPa) | ANSI 150Lb | PN2.5(MPa)/ANSI300Lb | |||||||||
DN(mm) | NPS(inch) | L | D | W(kg) | L | D | W(kg) | L | D | W(kg) | L | D | W(kg) |
50 | 2 | 60 | 96 | 2 | 60 | 108/108 | 2 | 60 | 102 | 2 | 60 | 107/108 | 2 |
65 | 21/2 | 67 | 116 | 3 | 67 | 128/128 | 3 | 67 | 121 | 3 | 67 | 127/127 | 3 |
80 | 3 | 73 | 132 | 4 | 73 | 143/143 | 4 | 73 | 134 | 4 | 73 | 142/146 | 4 |
100 | 4 | 73 | 152 | 4.8 | 73 | 163/163 | 4.8 | 73 | 172 | 4.8 | 73 | 168/178 | 4.8 |
125 | 5 | 86 | 182 | 8.7 | 86 | 193/193 | 8.7 | 86 | 194 | 8.7 | 86 | 194/213 | 8.7 |
150 | 6 | 98 | 207 | 13 | 98 | 219/219 | 13 | 98 | 220 | 13 | 98 | 224/248 | 13 |
200 | 8 | 127 | 262 | 23 | 127 | 274/274 | 23 | 127 | 277 | 23 | 127 | 284/304 | 23 |
250 | 10 | 146 | 317 | 35 | 146 | 329/329 | 35 | 146 | 336 | 35 | 146 | 340/389 | 35 |
300 | 12 | 181 | 373 | 50 | 181 | 378/378 | 50 | 181 | 406 | 50 | 181 | 400/459 | 50 |
350 | 14 | 184 | 423 | 65 | 184 | 438/444 | 65 | 184 | 447 | 65 | 222 | 457/483 | 65 |
400 | 16 | 191 | 473 | 90 | 191 | 489/495 | 90 | 191 | 511 | 90 | 232 | 514/536 | 90 |
450 | 18 | 203 | 528 | 118 | 203 | 539/556 | 118 | 203 | 546 | 118 | 264 | 564/593 | 118 |
500 | 20 | 219 | 578 | 135 | 219 | 594/618 | 135 | 219 | 604 | 135 | 292 | 624/650 | 135 |
Nominal pressure: PN0.6~2.5(MPa)ANSI 300Lb
Nominal diameter: DN50~500(mm)NPS 2~20
Basic structure form：Clamped double flap butterfly check valve (single/double shaft)
Basic Model: H76F46 H76F4 H76PFA
Design and Manufacturing | API 594 JB/T 8937 |
Structure length | API594 JB/T8937(Long Series) |
Flange Size | ASME B16.5 HG/T 20592 |
pressure test | API598 JB/T 9092 |
symbolize | MSS SP-25GB 12220 |
fill | ASME B16.34GB/T 12252 |
serial number | Part Name | gray cast iron | carbon steel | stainless steels | Ultra-low carbon stainless steel | ||
Z | C | P | R | PL | RL | ||
1 | valve body | HT250 | WCB | CF8 | CF8M | CF3 | CF3M |
2 | Lining/seat | FEP( | F4s PCTFE(F₃) PFA(Soluble polytetrafluoroethylene) | PO(polyolefin) | |||
3 | Shaft, Flap | 1Cr13/35 1Cr18Ni9/CF8 00Cr17Ni14Mo2/CF3M | |||||
4 | sprung | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr17N4Cu4Nb | 0Cr17N4CU4Nb |
5 | bolt (male component of nut and bolt) | 35 | 35 | 1Cr17Ni2 | 1Cr17Ni2 | 0Cr18Ni9Ti | 0Cr18Ni9Ti |
Nominal diameter | PN0.6(MPa | PN1.0/1.6(MPa) | ANSI 150Lb | PN2.5(MPa)/ANSI300Lb | |||||||||
DN(mm) | NPS(inch) | L | D | W(kg) | L | D | W(kg) | L | D | W(kg) | L | D | W(kg) |
50 | 2 | 60 | 96 | 2 | 60 | 108/108 | 2 | 60 | 102 | 2 | 60 | 107/108 | 2 |
65 | 21/2 | 67 | 116 | 3 | 67 | 128/128 | 3 | 67 | 121 | 3 | 67 | 127/127 | 3 |
80 | 3 | 73 | 132 | 4 | 73 | 143/143 | 4 | 73 | 134 | 4 | 73 | 142/146 | 4 |
100 | 4 | 73 | 152 | 4.8 | 73 | 163/163 | 4.8 | 73 | 172 | 4.8 | 73 | 168/178 | 4.8 |
125 | 5 | 86 | 182 | 8.7 | 86 | 193/193 | 8.7 | 86 | 194 | 8.7 | 86 | 194/213 | 8.7 |
150 | 6 | 98 | 207 | 13 | 98 | 219/219 | 13 | 98 | 220 | 13 | 98 | 224/248 | 13 |
200 | 8 | 127 | 262 | 23 | 127 | 274/274 | 23 | 127 | 277 | 23 | 127 | 284/304 | 23 |
250 | 10 | 146 | 317 | 35 | 146 | 329/329 | 35 | 146 | 336 | 35 | 146 | 340/389 | 35 |
300 | 12 | 181 | 373 | 50 | 181 | 378/378 | 50 | 181 | 406 | 50 | 181 | 400/459 | 50 |
350 | 14 | 184 | 423 | 65 | 184 | 438/444 | 65 | 184 | 447 | 65 | 222 | 457/483 | 65 |
400 | 16 | 191 | 473 | 90 | 191 | 489/495 | 90 | 191 | 511 | 90 | 232 | 514/536 | 90 |
450 | 18 | 203 | 528 | 118 | 203 | 539/556 | 118 | 203 | 546 | 118 | 264 | 564/593 | 118 |
500 | 20 | 219 | 578 | 135 | 219 | 594/618 | 135 | 219 | 604 | 135 | 292 | 624/650 | 135 |
