Direct answer · Updated 26 October 2026

How do I RFQ a WCB Class 600 gate valve?

Send NPS, trim number, full/reduced port, gear requirement and quantity. We manufacture API 600 OS&Y WCB Class 600 RF gates — a recurring pattern on UK and India process RFQs in our archive.

Request a quotation · +91 97732 78770 · info@supremevalves.in

6+ BOQ hitsClass 600 RFAPI 600Full port

RFQ: WCB Gate Valve Class 600 OS&Y

Class 600 flanged WCB gates for higher-pressure process isolation.

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Why this page exists (6 similar lines in our RFQ archive)

UK-style BOQs often spell FULL PORT + CLASS 600 + API TRIM NO. explicitly.

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

  1. FULL PORT BOLTED BONNET OS&Y GATE VALVE. SIZE 3 INCH. RF FLANGED ASME B16.5 CLASS 600. BODY ASTM A216 GR. WCB. API TRIM NO. 1. PTFE PACKING AND GASKET AS RFQ. FACE TO FACE APPROX. 510 MM. HANDWHEEL. DESIGN ASME B16.34 /
  2. FULL PORT BOLTED BONNET OS&Y RISING STEM GATE VALVE. SIZE 4 INCH. RF FLANGED ASME B16.5 CLASS 600. BODY ASTM A216 GR. WCB. API TRIM NO. 8. PACKING CORROSION-INHIBITED FLEXIBLE GRAPHITE WITH ANTI-EXTRUSION RINGS. SPIRAL W
  3. GATE VALVE, WCB, ASME CLASS 600, RF FLANGED, OS&Y, FULL PORT, FLEXIBLE WEDGE, API TRIM #8 (STEM 13CR, WEDGE 13CR, SEATS HARD-FACED), BOLTED BONNET, GRAPHITE PACKING, GEAR OPERATED, API 600 — BUDGETARY MARKET ESTIMATE

Paste your full line list — we return a techno-commercial offer with MTC and test scope.

What we supply against this RFQ pattern

ParameterTypical supply
DesignAPI 600
BodyA216 WCB
Class600 RF
TrimAPI #1 or #8; hardfaced seats
PortFull port common on RFQs

What to send with your enquiry

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.

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Frequently asked questions

Trim #1 vs #8?

#8 (13Cr) is common general service; #1 is 13Cr seat with HF — follow the BOQ trim table.

Full port mandatory?

Only if specified — otherwise standard port may apply; Class 600 RFQs often demand full port.

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 gate BOQ

Send size, pressure rating, material, end connection and service. Engineering response within one working day.

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