Direct answer · Updated 26 October 2026
How do I RFQ a WCB Class 600 ball valve?
Send size, FB/RB, fire-safe requirement, gear/actuator and quantity. Class 600 WCB balls appear on higher-pressure hydrocarbon and steam utility BOQs.
Request a quotation · +91 97732 78770 · info@supremevalves.in
RFQ: WCB Ball Valve Class 600
Step up from Class 300 when the line list calls ASME Class 600 RF carbon-steel isolation.
Why this page exists (6 similar lines in our RFQ archive)
Class 600 ball BOQs are fewer than Class 150/300 but higher value per line.
Across 952 recent quotation / BOQ lines synced into our RFQ system, this type–material–class pattern appears repeatedly. Pages like this match how EPC and trading houses write enquiries — not brochure marketing copy.
Real BOQ wording we see
- BALL VALVE 4" CL600 RF ASTM A216 WCB SS316 TRIM RPTFE FIRE SAFE GEAR OPERATED
Paste your full line list — we return a techno-commercial offer with MTC and test scope.
What we supply against this RFQ pattern
What to send with your enquiry
- Size + Class 600
- Fire-safe yes/no
- Gear / actuator
- Qty
Send the line list or datasheet to info@supremevalves.in or use the quote builder. Technical clarifications and a priced offer follow within one working day for standard items.
Related products and guides
Frequently asked questions
Is fire-safe automatic at Class 600?
No — specify API 607 / fire-safe on the RFQ.
About this page: Written by the Supreme Valves India engineering team, Ahmedabad (supplying industrial valves since 1986). Last reviewed 26 October 2026. Figures are typical values for selection; the governing values are those in the referenced standard and on the approved datasheet for each order. Entity facts: Supreme Valves brand facts.
Send your Class 600 WCB ball BOQ
Send size, pressure rating, material, end connection and service. Engineering response within one working day.