Best Quality Oxygen cylinder valve CGA540 QF-2 QF-2G1 CGA870

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$4.00 - $15.00 / Pieces | 100 Piece/Pieces (Min. Order)
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Quick Details
Place of Origin:
Shanghai, China (Mainland), shanghai, china
Brand Name:
Model Number:
QF-2 oxygen valve, QF-2 , CGA540
General, Oxygen Cylinder Valve
Temperature of Media:
Normal Temperature
High Pressure
Port Size:
GB8335 PZ27.8
brand name:
Standard or Nonstandard:
Body material:
QF-2 oxygen valve
payment way:
30% T/T in advance
dlivery time:
Supply Ability
Supply Ability:
100000 Piece/Pieces per Month
Packaging & Delivery
Packaging Details
Cartons QF-2 oxygen valve
Product Pictures

Shanghai QF-2 pressure oxygen valve:

Product Description

Shanghai QF-2 pressure oxygen valve: (please find the form)


Material: Brass

Working pressure: 15Mpa

Structure: Needle

Standard or Nonstandard: Standard



ModelProduct nameMedium

Service Pressure


Inside norminal diameter


Outlet thread(mm)

Thread connected to cylinder


Temperature or pressure of safe apparatus(MPa)
QF-2 Flapper-type oxygen valve oxygen,atmosphere,nitrogen 15 4G5/8 GB8335 PZ27.8 21± 1.5
QF-2B Flapper-type oxygen valve oxygen,atmosphere,nitrogen 15 4G5/8-LH GB8335 PZ27.8 21± 1.5
QF-2B1 Flapper-type oxygen valve oxygen,atmosphere,nitrogen 15 4W22× 1/14 G1/2 21± 1.5
QF-2B2 Flapper-type oxygen valve oxygen,atmosphere,nitrogen 15 4W22× 1/14-LH G1/2 21± 1.5
QF-2B3 Flapper-type oxygen valve oxygen,atmosphere,nitrogen 15 4G5/8 3/4-14-NGT 21± 1.5
QF-2B4 Flapper-type oxygen valve oxygen,atmosphere,nitrogen 15 4CGA300 GB8335 PZ27.8 21± 1.5



Oxygen Cylinder Valve Using:




Our Certificate


QF-2 trending hot products certificate :
Company Information




Shanghai Qilong High Pressure Container Co.,Ltd . is a global corporation integrating production ,sales and service .                                                                                     

We specialize in the import and export of gas cylinders including steel gas cylinders  ,aluminum cylinders used in industry and medical field; gas cylinder valves ; medical oxygen regulators and central oxygen -supplying systems .     



Our Services




1.Low MOQ: It can meet your promotional business very well.

2.OEM Accepted: We can produce any your design.

3.Good Service: We treat clients as friend.

4.Good Quality: We have strict quality control system .Good reputation in the market.

5.Fast & Cheap Delivery: We have big discount from forwarder (Long-term Contract).



Our Innovation


Quality & Service At Freedom, our #1 priority has always been providing our clients with great quality products and superior customer service.

Quick Lead Time We're dedicated to providing the quickest turnaround times and work very Hard to ensure that all of your deadlines are met.

Unbeatable Prices We continuously strive to find ways of reducing our production costs.

Brand Awareness The goal of any strong brand is achieve a level of awareness that instills the idea of quality and value into all of your potential customers.



General Order Information


We take great pride in our work and in the wide variety of products that we offer. We are

experienced in servicing the US market, European market and Africa market .Please be aware that

our production lead times depend on specific items and item quantities. Our success has been based

on our understanding of the demands and nature of promotional and marketing deadlines. That's

Why we always ensure that every order is delivered on time.




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