Standard Double Flange Butterfly Valve

PHOTOS SHOWS SPECIFICATIONS AS BELOW
SIZE: DN450
RATING: PN16
BODY: ASTM 536 DUCTILE IRON 65-45-12
DISC: ASTM A536 DUCTILE IRON 65-45-12+ENP
STEM: SS416 PINLESS
SEAT: EPDM
ACTUATION: GEAR UNIT

Description

GENERAL DESIGN SPECIFICATION

Size: 2″~144″, DN50~DN3600
Pressure Rating: PN6~PN25, 125LB/150LB,200WOG,JIS 5K 10K 16K 20K
General applications: Water. Oil. Gas.
Design temperature: -29℃~150℃
Design & Manufacture: API 609 BS 5155 are basic, other norms could be used according to orders.
F TO F dimensions: API 609, ASME B16.10,BS EN 558
Connection: ASME B16.5, EN 1092, JIS 5K-20K. BW, RTJ are available.
Safety design: anti-blow out stem.

TYPICAL MATERIALS LIST

BODY: A126 GR.B A395 , A536 65-45-12, A351 CF8 CF8M,C95400, C95800

DISC: A395+ENP, A536+ENP, ALUMINIUM BRONZE (C95400, C95500, C95800), STAINLESS STEEL(CF8,CF8M,CF3,CF3M,2205,2507),MONEL(K-400,K-500)

STEM: 13CR, SS304, SS316, F51, F53, F55, 17-4PH, INCONEL 718, MONEL K-500

SEAT: EPDM, NBR, BUNA-N, VITON

OPERATOR: GEAR UNIT

TEST AND INSPECTION

Inspection and approval norm: API598, API6D.

QUALITY CONTROL

100% Chemical analysis and mechanical test with raw materials of each heat numbers.
100% DPT test with the castings, partly MT or UT test, RT is always available if required.
100% hydraulic test with the shell and seal and low pressure air test.

GUATANTEE:

SAVVY VALVES is committed to delivering exceptional product quality and worry-free after-sales service. Our valves are guaranteed to provide a minimum service life of 12 months, during which we will supply all necessary spare parts and detailed maintenance instructions free of charge. Within the warranty period, if any non-human-induced damage occurs, we will replace components at no cost and provide professional technical support. After the warranty expires, customers only need to pay for the cost of spare parts, while still benefiting from discounted maintenance services. Our goal is to help clients reduce operational costs and enhance production efficiency through reliable quality and comprehensive after-sales support. Whether for technical inquiries or maintenance needs, our expert team will respond promptly to ensure your valve system maintains optimal performance at all times.