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KROHNE Flowmeter OPTIMASS 6400
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Flange connections EN (1092-1): DN10…300
ASME (B 16.5): ½…12"
JIS (B 2220): 10…100A
Pressure rating (EN 1092-1) PN160
Pressure rating (JIS B 2220) 20k
Pressure rating (ASME B 16.5) Cl 150#
Hygienic connections DIN clamp (32676): DN15, DN25, DN40, DN50, DN80, DN100
ISO clamp (2852): 25, 40, 51, 76.1, 101.6
Tri-Clamp: ½", ¾", 1", 1½", 2", 3", 4"
Dairy screw (DIN 11851): DN15, DN25, DN40, DN50, DN80, DN100
Aseptic flange (DIN 11864-2A): DN15, DN25, DN40, DN50, DN80, DN100
SMS (1146): 25 mm, 38 mm, 51 mm, 76 mm, 101.6 mm
Why Global Buyers Choose O&Kmarts
- Access to a wide range of SKUs across multiple brands and series
- One RFQ connects you to 5,000+ global supplier quotes
- Better availability for urgent and hard-to-find parts
- Faster global delivery via FedEx / DHL / UPS
- Easier access to rare and high-value models
- Flexible sourcing for individual parts or complete solutions
- Lower MOQs and more adaptable buying options
- Multi-brand procurement in one order
- OEM replacement and alternative model solutions available
- Fewer intermediaries, ensuring more competitive pricing
Why Global Buyers Choose O&Kmarts
- Limited to fast-moving SKUs only
- Limited local market availability
- Inventory frequently fails to meet urgent demand
- Long replenishment cycles, often taking weeks
- Rarely stock high-value compressors (e.g. Copeland YHV119)
- Frequently require bundled purchases
- Rigid and difficult MOQ negotiations
- Limited brand selection
- Minimal or no customization capability
- Higher local distribution and markup costs
Top Questions from OKmarts Buyers
Q: What secure payment methods are supported for high-value international B2B transactions?
A: To ensure transaction security and accommodate standard corporate purchasing workflows, we support secure international Telegraphic Transfers (T/T Wire), major corporate Credit Cards, PayPal, and Letter of Credit (L/C) frameworks for large-scale procurement contracts.
Q: Can we request customized modifications for heavy wear components or specialized industrial parts?
A: Through our network of partner factories and flexible manufacturing technologies, we support customized production runs for specific structural or wear components. Technical drawings (CAD/STEP files) must be submitted for engineering review and custom prototyping quotes.
Q: Does OKmarts offer volume discounts, corporate account tier pricing, or contract pricing?
A: Yes, we offer tailored B2B quotation frameworks. Procurement managers can submit a Request for Quote (RFQ) directly through the platform or contact a dedicated account manager to unlock tiered volume discounts and wholesale pricing structures.
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A: If an item is currently out of stock, you may not be able to place an order for it. However, you can sign up for a notification to be informed when the item is back in stock.
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A: We take strict security measures to protect your personal information and payment security, including encryption technology, secure payment gateways, and strict privacy policies. You can shop with confidence.
Q: How can I provide feedback or share my shopping experience with you?
A: We highly value your feedback and would like to hear about your shopping experience. You can contact our customer service or provide feedback through the "Screenshot Feedback" feature on our website. We welcome your opinions and suggestions as they help us improve our services and better serve our customers.
Customer reviews
Mar 09, 2022
Anonymous userAll was ok! No problems whatsoever.Helpful?(0)(0)







