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Weir Type Diaphragm Valve

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Product Description

Ductile iron/304 grade stainless steel/316 grade s.s./cast steel made Weir Type Diaphragm Valve is perfect for flow and throttle controlling works. Known for its class VI leakage protection rating, this low maintenance valve is meant for corrosive work environment utilization purpose. It is designed with WCB or ductile iron bonnet; spring stainless steel compression; stainless steel plain washer , nut and stud; metal or ABS manual wheel; pin spring steel made dowell and HDPE fabricated opening indicator sleeve.

Weir Type Diaphragm Valve Features:

The design specification of this valve is in sync with BS EN 13397:2002.
Its PP/FEP/PVDF/ETFE.PFA lining material is 3 mm to 5 mm thick.
Completely leakage protected
Its testing standard conforms to BS EN 12266-1&2 (2003).

Weir Type Diaphragm Valve Specifications:

Design Standard : BS EN 13397:2002 (Formerly BS 5156)
Flange : As per ANSI B16.5 / B16.42
Face to Face : BS 2080, DIN 3202, MSSP 88, EN 558
Lining Thickness : 3 to 5 mm
Drilling : ASA #150 /DIN 2632/33 / BS 10 TABLE D, E, F
Testing Standard : BS EN 12266-1&2 (2003)

Technical Specifications

Design Standard : BS EN 13397:2002 (Formerly BS 5156)
Face to Face : BS 2080, DIN 3202, MSSP 88, EN 558
Flange : As per ANSI B16.5 / B16.42
Drilling : ASA #150 /DIN 2632/33 / BS 10 TABLE D, E, F
Lining Thickness : 3 to 5 mm
Testing Standard : BS EN 12266-1&2 (2003)

Dimensional Data

As per BS EN 558 2, Table-7, Series-7
Testing in accordance with BS EN 12266-1(2003) Table A.3
Torque measured at rP = 11 Bar at Room Temperature in Wet Condition (Test Media water).

ANSI #150 FLANGED RF
SIZE	L$ (mm)	C (mm)	Torque (N.m)
DN15-1/2	108	35	80
DN20-3/4	117	43	85
DN25-1	127	51	115
DN40-1 1/2	159	73	155
DN50-2	190	92	155
DN65-2 1/2	216	104	190
DN80-3	254	127	200
DN100-4	305	158	245
DN125-5	353	185	300
DN150-6	406	214	360
DN200-8	520	266(min)	Available on
DN250-10	635	320(min)	Request