Direct answer · Updated 26 October 2026
How do I RFQ a WCB Class 300 ball valve?
Send size, FB/RB, fire-safe requirement, gear/actuator and quantity. Class 300 WCB ball valves with RPTFE and fire-safe design appear regularly on hydrocarbon BOQs in our archive.
Request a quotation · +91 97732 78770 · info@supremevalves.in
RFQ: WCB Ball Valve Class 300
Step up from Class 150 when the line list calls ASME Class 300 RF.
Why this page exists (9 similar lines in our RFQ archive)
Class 300 BOQs often add fire-safe and gear operation vs Class 150 utility balls.
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, 6", CL300, RF, ASTM A216 WCB, SS316 TRIM, RPTFE SEATS, HANDWHEEL OPERATED, API 6D
- BALL VALVE, RB, 2", CL300, RF, ASTM A216 WCB, SS316 TRIM, RPTFE SEATS, GEAR OPERATED, API 6D
- BALL VALVE, RB, 2", CL300, RF, ASTM A216 WCB, SS316 TRIM, RPTFE SEATS, LEVER OPERATED, API 6D
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 300
- 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 300?
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 300 WCB ball BOQ
Send size, pressure rating, material, end connection and service. Engineering response within one working day.