Price Components of Butterfly Valves

butterfly valves body

1. Valve Body

  • The Types: Wafer type, Single Flanged type, Double Flanged type, or Lug type.
  • The Material: Ductile Iron(GGG50), WCB, Stainless Steel(CF8/304, CF8M/316, CF3/304L, CF3M/316L, 2205, 2507, F304), A105, Aluminum Bronze(C95400,C95500), Rubber Fully Lined, PTFE/PFA Fully Lined  etc.etc.
  • The Dimension: From DN25-DN3000.
  • The Standard(FTF):  EN558-13, ISO5752-13, BS5155, DIN3202-F16, JIS B2022.
  • The Pressure: PN10, PN16, PN25, PN40, CLASS125, CLASS150, JIS 5K, JIS 10K.

2. Valve Disc

  • The Types: One Piece Stem with Pin, One Piece Stem without Pin, Double Shaft/Stub Shaft.
  • The Material: Ductile Iron(GGG50), WCB, Stainless Steel(CF8/304, CF8M/316, CF3/304L, CF3M/316L, 2205, 2507, F304), A105, Aluminum Bronze(C95400,C95500), Rubber Fully Lined, PTFE/PFA Fully Lined  etc.
  • The Dimension: From DN25-DN3000.
  • The Pressure: PN10, PN16, PN25, PN40, CLASS125, CLASS150, JIS 5K, JIS 10K.
Butterfly Valve Disc
VALVE SEAT

3. Valve Seat

  • The Types: soft back seat,  hard back seat, hard back seat lined with EPDM/PTFE.
  • The Material: EPDM, NBR, FKM, Natrual Rubber, Silicon Rubber, PTFE.
  • The Dimension: From DN25-DN3000.
  • The Pressure: PN10, PN16, PN25, PN40, CLASS125, CLASS150, JIS 5K, JIS 10K.

4. Valve Actuator

  • The Types: Hand Lever, Worm Gear, Electric, Pneumatic.
  • The Material: Casting Iron, Aluminium, Stainless Steel.
  • The Pneumatic Actuator:Single acting,Double acting.
  • The Electric Actuator:Common type, Overall type, Explosion-proof type, etc.
Actuators for valve

Why Choose US

ABOUT US

ZFA VALVE factory Founded in 2006,  mainly produce butterfly valves, valve parts which compliance with valve international standard. We have got ISO, CE, Wras certificates etc.

OEM Capacity

We have 32 machines (include CNC, machine center, semi-auto machine, pressure testing machine, etc.)

The most important is that we have tens of molds in hand, such as wafer/flanged/lug valve body, disc, seat, handle molds.

Butterfly Valve Manufacturing Process

We’re a real butterfly valve factory with 17 years production experience, OEM for some customers around the world. All butterfly valves sold by ZFA VALVE are manufactured in our own factory. The excellent quality of our products comes from the meticulous management of the production process. ZFA VALVE is proud to show you our real production scene. Here is our motto: Rigorous production leads to excellent quality!

valve body raw material casting

Step 1: Casting

Machining_Butterfly_Valve_Parts

Step 2:Material Preparation

The_spheroidization_rate_was_measured_by_metallograph

Step 3:Material Quality Inspection

maching3

Step 4:Machining Parts

spraying body

Step 5:Surface Treatment

Butterfly_valve_installation

Step 6:Assembly

pressure testing3

Step 7:Inspection And Quality Control

packing

Step 8: Packaging

container

Step 9: Distribution

Producing Process of Butterfly Valve Parts

body-machining

Valve Body of Butterfly Valve

butterfly valve disc machining

Valve Disc of Butterfly Valve

soft-backed seat butterfly valve

Soft-backed Seat of Butterfly Valve

Factory Overview

eccentric valve store
DN1800 AWWA C504 BUTTERFLY VALVE

Certificates

certificates wras of zfa valve

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