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Stainless Steel Threaded PTFE Seal Tempered Glass Sight Glass Flow Indicator
US$20.00
100 Pieces
Sample price:US$20.00/piece.Request sample
Product profile
Customization
AvailableCap/Body Material
304/316/316L Stainless Steel, Carbon Steel, OthersSealing Gaskets
NBR/PTFE/Graphite SealModel NO.
HQ-SGWindow Glass
Temperd Glass/(Hihg)Borosilicate Glass/Quartz GlasConnection
NPT, BSPP, BSPT, Others Female ThreadMedium
Water, Air, Gas, Oil and Corrosive LiquidsTransport Package
Cartons on PlalletsSpecification
DN8 to DN65 (1/4 "to 2-1/2")Trademark
HQOrigin
ChinaHS Code
9026100000Production Capacity
1000 Pieces/MonthKey features
Wide Material Options: Body/Cap available in 304/316/316L Stainless Steel, Carbon Steel, and others.
Versatile Sealing Gaskets: Choose from NBR, PTFE, or Graphite seals based on application needs.
Multiple Glass Types: Options include Tempered Glass, High Borosilicate Glass, and Quartz Glass.
Broad Pressure Range: Min operating pressure up to 2.6MPa (26Bar/376PSI) for Borosilicate Glass.
Diverse Connection Types: Supports NPT, BSPP, BSPT, and other female thread connections.
Wide Size Coverage: Nominal width ranges from DN8 to DN65 (1/4 inch to 2-1/2 inch).
Corrosive Liquid Compatible: Suitable for monitoring water, air, gas, oil, and corrosive liquids.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2001-01-01Nearest Port: QINGDAO PORTAverage Response Time: ≤4.85hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, CPT, EXW
AI-Powered supplier vetting
SummaryThe supplier is identified as a Qingdao trading company with 13 years of export experience and exports representing 71%–90% of total sales. It holds ISO 9001 certification, reports quality assurance, raw-material traceability, new product launches, ODM, OEM, and design-based or sample-based customization capabilities. However, quality and service documentation is incomplete: the supplier has no written complaint-handling procedures or records, finished-product inspection records are absent, and only one quality-control inspector is reported. It lacks in-stock capacity, overseas warehouses, overseas showrooms, overseas agents or branches, and offline trade-show participation. Financial records are referenced for 2021–2023, but the provided information does not establish financial strength or credibility. No customer names or verifiable customer cases are supplied.
CertificationsThe supplier reports ISO 9001 certification for its management systems. This is explicit evidence of holding a recognized quality-management certification.
After-Sales capabilityThe company claims reputed pre-sale and after-sale service, but the operational evidence is weak: there are no written complaint-handling procedures or records, corrective-action procedures have no written records, and the supplier lacks inventory, overseas warehouses, overseas showrooms, agents or branches. Service quotations can be offered under FOB, CIF, CFR and EXW terms, but this does not establish effective after-sales execution.
R&D capabilityThe supplier reports new product launches during the last year, product-information R&D capability, and ODM services. However, it reports no available SDK, so the evidence supports product development and design-oriented innovation but not software-development capability.
Customization capabilityThe supplier explicitly offers customization from designs and samples, as well as ODM services. It also reports OEM capability for popular brands, providing direct evidence of product customization and private-label support.
Product Q&A
Q:What materials are available for the body and cap?
A:
The body and cap can be made from 304/316/316L Stainless Steel, Carbon Steel, or other materials.
Q:What types of sealing gaskets are offered?
A:
We offer NBR, PTFE, and Graphite sealing gaskets to suit different temperature and chemical requirements.
Q:What connection types does this product support?
A:
It supports NPT, BSPP, BSPT, and other female thread connections.
Q:What is the minimum operating pressure?
A:
The minimum operating pressure is 1.6MPa for Tempered Glass and 2.6MPa for Borosilicate Glass.
Q:What sizes are available for this flow indicator?
A:
The nominal width ranges from DN8 to DN65, covering sizes from 1/4 inch to 2-1/2 inch.
Send Inquiry
*To:
Qingdao HQ Import & Export Co., Ltd.
Qingdao HQ Import & Export Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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