Shanghai Qilong High Pressure Container Co., Ltd.

Shanghai Qilong High Pressure Container Co., Ltd. High quality, Best service, Reasonable price

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Connected By Thread GB8335 PZ27.8 Oxygen Air Pressure Relief Valve Needle Type

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Shanghai Qilong High Pressure Container Co., Ltd.
City:shanghai
Province/State:shanghai
Country/Region:china
Contact Person:MrJames Liu
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Connected By Thread GB8335 PZ27.8 Oxygen Air Pressure Relief Valve Needle Type

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Brand Name :TWA
Model Number :QF-7A
Certification :UKAS
Place of Origin :Shanghai,China
MOQ :Negotiate
Price :Negotiate
Payment Terms :L/C, T/T
Supply Ability :100000 Piece/Pieces per Month adjustable pressure relief valve
Delivery Time :25~35days
Packaging Details :Cartons
Model :QF-7A
Product name :Needle-type oxygen valve
service pressure(mpa) :15
functions :pressure reducing
key word :adjustable pressure relief valve
material :brass
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Connected By Thread GB8335 PZ27.8 Oxygen Air Pressure Relief Valve Needle Type

Description:

Processing requirements:

  • The valve should be forging molding.
  • The valve body and valve parts surface shall not have cracks, crease, inclusion, not filled with loss of valve performance defects. On the hand wheel should not have sharp edges.
  • All parts of the valve must be treated before the assembly. The valve in the assembly, testing and acceptance of the process are not contaminated with oil.

Performance requirements:

  • 1 opening and closing torque, under the nominal pressure, the valve opening and

  • closing the required maximum torque should not exceed 6Nm

  • 2 air tightness, under the nominal pressure of 1.1 times, the valve is closed and any open state should be no leakage.

  • 3 vibration resistance, under the nominal pressure, the valve should be able to withstand the amplitude of 2mm, frequency of 33 Hz 1/3 vibration, the valve on the threaded connection should not loose, there is no leakage.

Model Product name Medium Service Pressure(MPa) Inside nominal diameter(mm)

Internal

thread mm

Temperature or pressure of safe apparatus(MPa) Thread connected to cylinder (mm)
QF-7A

Needle-type

oxygen valve

oxygen,

atmosphere

nitrogen

15 4

G5/8

-

GB8335 PZ27.8

QF-7B

Needle-type

oxygen valve

oxygen,

atmosphere

nitrogen

15

4

G5/8

-

GB8335 PZ27.8

QF-7C

Needle-type

oxygen valve

oxygen,

atmosphere

nitrogen

15

4

G5/8

21±1.5

GB8335

PZ27.8

QF-7D

Needle-type

oxygen valve

oxygen,

atmosphere

nitrogen

15

4

G5/8

-

GB8335 PZ27.8

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

Advantage:

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.

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.

Connected By Thread GB8335 PZ27.8  Oxygen Air Pressure Relief Valve Needle TypeConnected By Thread GB8335 PZ27.8  Oxygen Air Pressure Relief Valve Needle Type

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