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Water Pump, Mechanical Seal, Seal-Type21

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Min Order	1 Piece
Shipping From	Shanghai, China
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Shanghai Queeny Mechanical Equipment Co., Ltd.

Audited Supplier 6 years

Profile Certified by SGS/BV

Shanghai, China
Edward (Mr.)
Sales Director

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Product Detail

Model NO.:

Type-21

Structure:

Single End

Pressure:

Medium Pressure Mechanical Seals

Speed:

General Speed Mechanical Seal

Temperature:

Temperature Mechanical Seal

Performance:

Corrosion

Standard:

Standard

Balance:

Unbalanced

Delivery:

on Stock

Water Pump Seal:

John Crane Type 21

Seal Type:

T21

Type 21 Mechanical Seal:

John Crane Seal

Trademark:

QT

Transport Package:

Customized Package

Specification:

standard

Origin:

China

HS Code:

84842000

Product Description

T21 is Alternative to:
John Crane type 21
US SEAL type C
AES P04,
Flowserve 110,
Roten 21A,
Sealol 43 CU Short seal,
Sterling 212A,
Vulcan 11

The seat could be CUP seat or O-ring groove seat.

Operational Condtions:

Temperature	-20°C to+120°C
Pressure	≤1.0MPa
Speed	≤15m/s

Materials:

Stationary Ring	Ceramic(Alumna) Silicon Carbide,Sintered Pressureless Silicon Carbide ,Reaction bonded Co-binder tungsten Carbide
Rotary Ring	Resin lmpregnate Carton Graohite Antimony lmpreg Carbon Graphite Silicon Carbide,Sintered Pressureless Silicon Carbide ,Reaction bonded
Secondary Seal	NBR EPDM Viton
Spring and Metal Parts	Stainless steel 304 Stainless steel 316

Seat Type:

Standard	T11
Alternative	CT20,T21

Applicatins:

Clean water,sewage water,oil and other moderately corrosive fluids.

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