Product Description
Advantage:
1.Simple and compact construction. Small in size and light in weight.Easy transportation,installation and maintenance.
2. Quick 90 degrees on-off operation, Minimized operating torque,energy saving.
3.Wide selection of materials, applicable for various media.
4.Flow curve tending to straight line, Excellent regulation performance.
Production Range:
Design Standard | API609 |
Nominal Diameter | NPS 2"-40" |
End Connection | Lug |
Nominal Pressure | 150-300LB |
Inspection and Test | API 598, DIN3230 |
Nominal Size | 2" ~ 24" (DN50 ~ DN600) |
Body Materials | A216WCB, A352LCB, A217WC6, A351CF8, A351 CF8M |
Working temp | -29ºC-180ºC |

configuration characteristic of 815,830L series butterfly valveis edgeof body with protruding ears and single lange configuration with screw.
815,830 series of buterly valve has been widely utilized in petroleum,chemical industry and industry environmental protection water
treatment,higy building,water supplying and draining.Themain characteristic is :due to use thre eccentric configuration,hermetic capability
reliably,which ensure disc never touch sealingseat when it star,solve the problem of hermetical seat burden unequall,prolong servic life,
and ensure reliable hermetic capability with advantage of
Administer Standard | |||||||
Design And Manufacture | Face to face | Flange Dimension | Inspection And Test | ||||
API 609-2004 | ANSI B16.10-2002 | ANSI B16.5-2004 | API 598-2004 | ||||
Pressure Test | |||||||
DN(mm) Nominal Diameter | 830W | 830L | |||||
2"~36" | 2"~36" | ||||||
PN(Lb) Nominal Pressure | 150 | 300 | |||||
(MPa) Test pressure | Shell test | 3.0 | 7.5 | ||||
Seal test | 2.2 | 5.5 | |||||
Appropriate medium | Water,steam,oil,seawater. | ||||||
Appropriate temperatuer | -29~425ºC | ||||||
Main Part Materials and Property | |||||||
Parts name | Material | ||||||
Body | WCB,304,316,316SS,CF8M | ||||||
Disc | WCB,304,316,316SS,CF8M | ||||||
Stem | 316,2Cr13,1Cr18Ni9Ti | ||||||
Seal ring | 316,Fluorine plastic | ||||||
packing | , Flexible graphite,fluorine plastic |

DN | (mm)Main external and connecting dimensions | WT 0kg) | ||||||
L | D | D1 | b | Z-6d | H | H | ||
F504-10 | ||||||||
100 | 127 | 229 | 180 | 24 | 8-17.5 | 225 | 120 | 31 |
125 | 127 | 254 | 210 | 24 | 8-17.5 | 240 | 130 | 37 |
150 | 127 | 279 | 240 | 26 | 8-22 | 260 | 140 | 43 |
200 | 152 | 343 | 295 | 26 | 8-22 | 290 | 175 | 64 |
250 | 203 | 406 | 350 | 28 | 12-22 | 340 | 205 | 113 |
300 | 203 | 483 | 400 | 28 | 12-22 | 360 | 245 | 142 |
350 | 203 | 533 | 460 | 30 | 16-22 | 400 | 270 | 171 |
400 | 203 | 597 | 515 | 32 | 16-26 | 432 | 300 | 225 |
450 | 203 | 635 | 565 | 32 | 16-26 | 475 | 320 | 258 |
500 | 203 | 699 | 620 | 34 | 16-26 | 560 | 360 | 314 |
600 | 203 | 813 | 725 | 36 | 16-30 | 680 | 410 | 396 |
DN | (mm)Main external and oonnecting dimenslons | WT (kg) | ||||||
L | D | Di | b | Z-φd | H | H | ||
F47-10 | ||||||||
700 | 305 | 895 | 840 | 40 | 20-30 | 710 | 474 | 590 |
800 | 305 | 1015 | 950 | 44 | 20-33 | 750 | 534 | 670 |
900 | 305 | 1115 | 1050 | 46 | 24-33 | 820 | 584 | 1120 |
1000 | 305 | 1230 | 1160 | 50 | 24-36 | 930 | 642 | 1390 |
1200 | 380 | 1455 | 380 | 56 | 28-39 | 1050 | 754 | 1750 |
1400 | 380 | 1675 | 1590 | 62 | 32-42 | 1220 | 890 | 2840 |
1600 | 380 | 1915 | 1820 | 68 | 36-48 | 1330 | 1014 | 4130 |









A1: Within 24 months, we will provide you with replacement or repair services, except for quality problems caused by human factors
Q2: Do you have any MOQ limit for valve orders?
A2: No, the MOQ is 1 unit for sample inspection.
Q3: Is there a wholesale discount?
A3: Wholesale discounts are available for large-volume orders. Please contact us for discount information.
Q4: Does it support customized valve needs?
A4: It can be customized. Please confirm the customization details with us.
Q5: Are you a trading company or a manufacturer?
A5: We are a manufacturer and a factory.
Q6: Where is your factory?
A6: Keke Group Co., Ltd., headquartered in Wenzhou, Zhejiang Province