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Butterfly Valve Without Pin

Basic Info

Model No.:  D71X-10/16

Product Description



Model NO.: D71X-10/16


Connection Form: Wafer


Seal Form: Auto Sealed


Work Pressure: Low Pressure (Pn<1.6mpa)


Material of Seal Surface: Soft Sealed


Application: Industrial Usage, Water Industrial Usage, Household Usage, Chemical Engineering


Brand Name: Worlds


Temperature of Media: -40 to +200c


Seal: EPDM/NBR/Viton/PTFE


Media: Strong Acid and Alkali and So on


Place of Origin: Tianjin China (Mainland)


Specification: CE, ISO. JIS. ANSI


HS Code: 8401200000




Driving Mode: Manual


Structure: Centre Sealing


Valve Stem: Normal


Working Temperature: Medium Temperature (120°C

Valve Body: Casting


Standard or Nonstandard: Standard


Pressure: Low Pressure


Material: Ductile Cast Iron


Power: Hand Wheel/Lever/Electric/Pneumatic Actuator


Size: Dn40-300


Trademark: WDS / WORLDS


Origin: Tianjin China (Mainland)


Company Details

Worlds Valve Co. Ltd. Is a specialized manufacture enterprise that focuses producing installing, sale and service. The main products include Butterfly Valve, Check Valve, Gate Valve and their series priducts. Our products include more than 50 serials serials and 1200 species, and the annual production output is more than 6000 tons.

WORLDS Valveshave been selling well all over China and exporting to Europe, America and other countries and ateas, which are used widely in water supply and drainage, electric power, petrol chemical industry, metallurgy and other trades. Our products are quite creative, good quality, cheap price and excellent credit, so customers trust our products.

Our Products

Our Product:

1. Butterfly valve: Wafer type, Flanged type, Lug type

2. Gate valve: Non rising and rising stem type resilient gate valve, solid wedge gate valve

3. Check valve: Dual plate Wafer Check Valve, Swing Check Valve.

4. Globe Valve, Ball Valve, Y-Strainer, Rubber Expansion Joint and Flanges.



Packaging & Delivery

Packaging Detail: Bubble pack for each valve&Plywood cases or wooden case. Or as per the request of customers.

Delivery Detail: Within 20 days after order.

Product presentation

1) Sizes:

DN40mm-DN1400mm

2) Materials:

A) Body: CI, DI, WCB, WCC, LCB, LCC, CF8, CF8M, CF3, CF3M, C95400, C95800, SAF2205, SAF2507, F51, 1.4529...

B) Disc: CF8, 304, CF3, 304L CF8M, 316, CF3M, 316L, SAF2205, SAF2507, F51, 1.4529, C95400, C95500, C95800, MONEL...

C) Seat: BUNA-N, NBR, EPDM, HYPALON, NEOPRENE, VITON, FKM, PTFE, RPTFE, TEFLON, NATURAL RUBBER...

3) Features:

A)Unique stem hole design in the disc ensures a dry stem journal;

B)360 degree polished disc assures positive on-off;

C)Long service life, standing the test of tens thousands opening/closing operations;

D)Bubbles-tight sealing with no leakage under the pressure test;

E)Wide selection of materials, applicable to various medium

4) Application

These products are widely used in water source projects, urban water supply and drainage, sewage treatment, electric power, petroleum, petrochemical, heat supply, shipbuilding, medicine and metallurgy industries. Valves used for regulating or cutting off liquids in pipelines.


Contact us if you need more details on Industrial Control Valve in Red. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Cast Iron Wafer Butterfly Valve、Wafer Butterfly Valve in Red Colour. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Butterfly Valve > Wafer Butterfly Valve

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