Zhejiang, China
Business Type:
Manufacturer/Factory, Trading Company
Year of Establishment:
Plant Area:
1200 square meters
Management System Certification:
ISO 9001, ISO 14001, HSE, QC 080000, WRAP
Average Lead Time:
Peak season lead time: 1-3 months
Off season lead time: one month
OEM/ODM Service
Sample Available
Overseas Agent / Branch

Mss Sp-81 Knife Gate Valve, SS316 Wafer Knife Gate Valve, Lug Knife Gate Valve manufacturer / supplier in China, offering Double Flanged Stainless Steel Rising Stem Knife Gate Valve, API 520 Full Lift/Low Lift Bronze Safety Valve (A46Y), Cast Steel Wcb/Lcb Full Lug Knife Gate Valve and so on.

Gold Member Since 2009
Audited Supplier
Supplier Homepage Products Knife Gate Valve Lug Knife Gate Valve Double Flanged Stainless Steel Rising Stem Knife Gate Valve

Double Flanged Stainless Steel Rising Stem Knife Gate Valve

Get Latest Price
Min. Order / Reference FOB Price
1 Piece US $56/ Piece
Port: Shanghai, China
Production Capacity: 8000ton Per Year
Payment Terms: L/C, T/T, D/P
Type: Straight-through
Material: Stainless Steel
Connection Form: Wafer Lug Flanged
Pressure: Ordinary Temperature
Actuator: Manual
Seal Surface: Slide

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Basic Info

Model NO.: PZ41
Thread Position of Valve Rod: Inside Gate Valve
Usage: Flow Control
Standard: ANSI
Application: Industrial Usage, Water Industrial Usage
Characteristic: Double Flanged Stainless Steel Rising Stem Knife G
Design & Manufacture: Ms Sp-81
Pre-Temp. Rating: Asme B16.34
Face to Face: Ms Sp-81
Ends Connection: Asme B16.25, Asme B16.5/16.47
Certificate 1: Dnv CE 0575
Certificate 2: ISO 9001: 2008
Certificate 3: API 600
Certificate 4: API 6D
Inspect & Test: Ms Sp-81
Trademark: VATAC
Transport Package: Sea Worthy
Specification: API, ANSI, ASME, BS, DIN, JIS, GB etc.
Origin: China
HS Code: 84818040

Product Description

Double Flanged Stainless Steel Rising Stem Knife Gate Valve Conform to MS SP-81,  They are tested according to API 598, and marked as per MSS SP-25 

Construction is as follows:  

- Full Port or Standard Port
- Without Bonnet
- Soft or Metal Seated
- Renewable Seat 
- Solid Knife with Hard Cr Coated
- Wafer to Suit for Flanged
- Flanged Ends to ASME B16.5 and B16.47

Main Part & Materials    

Part Names
Part Materials
BodyCast IronDuctile IronWCBCF8CF8MCF3CF3MSAF 2205
KnifeSS304/SS316SS304SS316SS304LSS316LSAF 2205
StemF6a or Required
Seat/Seat RingNBR/EPDM/PTFE or Metal Seat

Normal Pressure Rating
PN6~PN16, CLASS150   

Normal Size Range
DN50~DN1500, 2"~60"  

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