High Quality Open Flange Gauge Diaphragm Seals

We are committed to offer the good quality gauge for all over the world especially USA and European market

In order to ensure the quality of the products, our manufacturing facility in China is ISO9001 certificated and always in line with quality first 

Based on the advanced equipment, high technology, serious inspection procedure, best after-sales service, our professional level and unremitting efforts, gaining the best reputation and response from the customers.

From the raw material to the finished production we have the very strict and serious procedure to guarantee our products get to the different quality requirements to provide our customers high quality products, first-class service.

Our company is a professional pressure gauge manufacturer with years's experience.We have over 1000 different styles for you to choose,included Standard Dry Gauge,Liquid Filled Gauge,Freon Gauge,Capillary Gauge,Vacuum Gauge,Oxygen Pressure Gauge,SST Gauge,Spiral Gauge,Fire Gauge,Oxygen Medical Gauge,Thermometers etc.

Welcome OEM orders and process according to customer’s sample or drawing. We will constantly develop new products, new technology of application and consistently focus on product quality and after-sales service with the company's image,our goal is a long trade cooperation term.

Why choose us? ------- Ningbo GC Bob Instrument Co.,Ltd.

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1) Advance Equipment and Professional Technology: we are committed to offer the good quality gauges with advance equipment and professional technology for all over the world customers.

2) Best After-sales Service : Our company provide best after-sale service all the time , for our goal is a long trade cooperation term.

3) Serious Inspection Procedure with Excellent Quality: Our pressure gauges all are 100% inspection , we also have passed ISO9001 and UL certificated.

4) Quickly Delivery: Our company provides in-time delivery with , always satisfy customers needs.

5) Convenient Purchase and save cost: GCBob is a direct exporter and skillful manufacturer, so it's convenient for you to purchase , We can provide our high quality products with reasonable price.

6) Best Reputation : Our factory have ten years experiences and have already gaining the best reputation and response from the customers from all over the world.

7)OEM orders: In the past years, we have many OEM orders from very famous company in USA and European market .

8) Multilingual: We can provide all kinds of languages, English, Spanish, French, Arabic, Japanese, Russian, meet the different needs of our customers.