Forged Steel Ball Valve supplier in Ahmedabad, Gujarat. ASTM A105 (carbon steel) / F304 / F316 (stainless steel) / LF2 (low temp) / F11/F22 (alloy steel) / F51 Duplex / F53 Super Duplex body — PTFE / RPTFE / PEEK…

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Forged Steel Ball Valve

Forged Steel Ball Valve Supplier India | A105 F304 F316 Duplex | Class 150–2500 | SW BW Threaded Flanged | 2-Piece 3-Piece | API 602 ASME B16.34 | KELOR

Price on Request

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🇮🇳 Made in India | ✅ GST Verified Supplier

Commercial, Pricing & Procurement Information

Minimum Order Quantity (MOQ): 10 Pieces (Applicable for Standard Industrial Models)

Minimum Order Value (Domestic B2B Orders): ₹50,000 + GST (18% Extra as Applicable)

Estimated Dispatch Timeline: 7–10 Working Days
Ready Stock / Fast Moving Items: 2–3 Working Days (Subject to Availability)

Dispatch & Supply Coverage: Ahmedabad, Gujarat – PAN India Industrial Supply

Accepted Payment Terms:

  • New B2B Customers: 100% Advance Against Proforma Invoice (PI)
  • Approved Repeat Buyers: Credit Terms Subject to Internal Approval
  • Mode of Payment: Bank Transfer / RTGS / NEFT (INR)
  • GST Tax Invoice Issued with E-Way Bill Compliance

Bulk & Project Orders: Special pricing available for EPC contractors, OEMs, infrastructure projects and annual rate contracts.

Export Supply: Bulk Export Orders Accepted (FOB / CIF / DAP Terms Available on Request)

Why Industrial Buyers Choose Krishna Industries?

  • Dedicated B2B Industrial Supply – No Retail Sales
  • Structured Support for Bulk Procurement & Project Requirements
  • GST Compliant Billing with E-Way Documentation
  • Technical Datasheets & Test Certificates (MTC) Support
  • Third-Party Inspection Coordination (TPI) Available
  • Repeat Customer Credit Facility (Subject to Approval)
  • Reliable PAN India Dispatch from Ahmedabad, Gujarat
About Company
  • KRISHNA INDUSTRIES
  • GST No. : 24AKLPP6499B1ZT
  • Ahmedabad, Gujarat, India
  • Manufacturer, Traders & Wholesale Supplier
  • Year of Establishment : Since 1985
  • Annual Turnover : Below Rs. 25 Crore Approx.
  • Banker : APANI SAHAKARI BANK LIMITED
  • Company CEO : Ruchin Panchal
  • Constitution of Business : Proprietorship
  • Leading Valve Supplier in India covering Maharashtra, Gujarat, Tamil Nadu, Karnataka, Telangana, Delhi NCR, West Bengal, Rajasthan, Madhya Pradesh, Uttar Pradesh, Punjab, Haryana, Andhra Pradesh, Odisha, Chhattisgarh, Jharkhand, Bihar, Kerala, Assam.
  • Major Industrial Supply Cities: Ahmedabad, Vadodara, Rajkot, Surat, Mumbai, Pune, Thane, Nashik, Nagpur, Chennai, Coimbatore, Bengaluru, Hyderabad, Delhi, Noida, Gurugram, Faridabad, Kolkata, Jaipur, Indore, Bhopal, Lucknow, Kanpur, Ludhiana, Visakhapatnam.
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Description

Forged Steel Ball Valve Supplier India | A105 / F304 / F316 / LF2 / Duplex / Super Duplex | Class 150–2500 | SW / BW / Threaded / Flanged | 2-Piece & 3-Piece | API 602 / ASME B16.34 | KELOR

Supplier: Krishna Industries (KELOR) – Ahmedabad, Gujarat, India
Established: 2017 | GSTIN: 24AKLPP6499B1ZT | IEC: AKLPP6499B
MOQ: 10 Nos | Body: A105 / F304 / F316 / LF2 / F11/F22 / F51 / F53
Standard: API 602 / ASME B16.34 / ISO 17292 | Class: 150–2500

Forged Steel Ball Valve Supplier in India

Krishna Industries (KELOR), based in Ahmedabad, Gujarat, is a B2B supplier of Forged Steel Ball Valves — ASTM A105 / F304 / F316 / LF2 / F11 / F22 / F51 Duplex / F53 Super Duplex body — PTFE / RPTFE / PEEK / metal seat — 2-piece and 3-piece body — NPT / BSP threaded / socket weld (SW) / butt weld (BW) / flanged RF / flanged RTJ end connections — Class 150 / 300 / 600 / 800 / 1500 / 2500 — ½” to 4″ standard — API 602 / ASME B16.34 / ISO 17292 / BS 5351 — API 598 tested — GST invoice — MOQ 10 Nos — Pan India dispatch from Ahmedabad.

Forged steel ball valves are the standard specification for small bore high-pressure isolation in oil and gas, refinery, petrochemical, power plant, and chemical process piping. Furthermore, ASME B16.34 Table 2 mandates forged body construction for Class 800# and above — a cast body valve cannot be pressure-rated at Class 800# per the code. Consequently, when a project specification calls for Class 800# socket weld or screwed ball valves, the forged body is not an option — it is a code requirement.

Forged vs Cast Ball Valve — The Key Differences

Parameter Forged Body Ball Valve Cast Body Ball Valve
Manufacturing Process Solid steel billet compressed under high mechanical force — grain structure refined and aligned — near-zero porosity Molten steel poured into mould and allowed to solidify — coarser grain structure — potential micro-voids during solidification
Mechanical Strength ✅ 15–20% higher tensile strength than equivalent cast grade — refined grain structure — superior fatigue resistance in cyclic pressure service Lower tensile strength for same nominal grade — adequate for Class 150–600 general service
Porosity / Defects ✅ Near zero — forging closes any micro-defects in the billet — mandatory for high pressure service where porosity is a safety risk Possible micro-voids during solidification — more critical for higher pressure classes — radiographic testing (RT) required for Class 900+ cast valves
ASME B16.34 Pressure Class ✅ Table 2 — Class 800 and above requires forged body — code mandated — not an option for Class 800# SW/BW/screwed connections Table 1 — Class 150 to 600 standard range — cast body adequate for flanged process plant service
Weight ✅ Lighter for same pressure class — forged body more material-efficient than cast for same strength Heavier for same pressure class — more material required to compensate for lower strength
Cost Higher — forging process premium — justified for high pressure critical service ✅ Lower — standard general service — economical for Class 150/300 flanged process plant
Specify When ✅ Class 800# and above — SW / BW / screwed end connections — high pressure oil and gas, refinery, power plant — any project specification citing API 602 or ASME B16.34 Table 2 — small bore critical process isolation Class 150–600 — flanged process plant piping — non-critical general service — standard industrial process plant

Body Material Selection Guide

Body Material ASTM Grade Specify For Not For
Carbon Steel ASTM A105 ✅ Standard industrial service — oil, gas, steam, non-corrosive process — most common Indian project specification for forged ball valves — Class 800# SW/BW/threaded — economical and widely available Corrosive chemical, sour gas (H2S), cryogenic (below -29°C) — specify F316 or LF2 for these
Low Temperature Carbon Steel ASTM A350 LF2 ✅ Cryogenic and low temperature service — LNG, liquid nitrogen, ethylene — ASME B31.3 requires impact-tested material below -29°C — LF2 maintains toughness to -46°C — mandatory for cryogenic process piping Normal temperature service where A105 is adequate and less expensive
Alloy Steel ASTM A182 F11 / F22 High temperature elevated pressure service — power plant high pressure steam, boiler feed pump discharge — F11 to 540°C / F22 to 595°C — where A105 creep strength is insufficient at operating temperature Corrosive service — specify SS grades for corrosive media
Stainless Steel 304 ASTM A182 F304 Non-corrosive SS service — DM water, mild chemical, pharma non-GMP, food non-chloride — corrosion resistant at lower cost than F316 Chloride service, sour gas, aggressive chemical — specify F316 or Duplex
Stainless Steel 316 ASTM A182 F316 ✅ Corrosive chemical, chloride-containing service, pharma GMP, offshore and coastal — 2-3% Mo improves chloride pitting resistance — standard for chemical plant and pharma high pressure SS ball valve service GMP pharma welded piping where sensitisation is a concern — specify F316L for welded GMP piping
Duplex SS ASTM A182 F51 ✅ Offshore, subsea, high chloride, sour gas (H2S + CO2), seawater injection — twice the yield strength of F316 — superior CSCC (chloride stress corrosion cracking) resistance — standard for Indian offshore oil and gas projects Very high temperature above 280°C (Duplex embrittlement) — specify Inconel or special alloy for high temp corrosive service
Super Duplex SS ASTM A182 F53 Aggressive offshore and chemical service beyond Duplex capability — PREN (pitting resistance equivalent) above 40 — seawater with elevated temperature, aggressive sour service, high chloride corrosive chemical Standard service where Duplex or F316 is adequate — Super Duplex premium cost is only justified for the most aggressive service conditions

2-Piece vs 3-Piece Body — When to Specify Each

Feature 2-Piece Body 3-Piece Body
Body Assembly Two body halves bolted together — body joint at one end — seat accessible by removing one end piece Three sections — centre body + two end pieces — centre body removable with both end connections remaining in pipeline
In-Line Maintenance Limited — removing end piece requires partial pipeline disturbance — impractical for SW or BW connections ✅ Centre body with ball and seats slides out while both end connections stay welded in pipeline — no rewelding required — seat and ball replaced in-line — critical for SW and BW connections
Cost ✅ Lower — fewer body components — standard for most applications where in-line maintenance is not required Higher — three body components — premium justified for critical process lines where in-line maintenance saves significant shutdown cost
Specify When ✅ Standard isolation service — flanged or threaded connections where valve can be removed from pipeline for seat replacement — most common Indian project specification ✅ Socket weld or butt weld connections in critical process lines — SW and BW are permanent welds — cutting the weld to remove a 2-piece valve requires welders, NDT, and PWHT — 3-piece eliminates this — standard for refineries, gas plants, and chemical plant critical SW/BW isolation valves

For the specific 3-piece forged Class 800# ball valve with complete specifications, sizing, and application details, see the dedicated page: → Forged 3-Piece Ball Valve — Class 800#

Technical Specifications

Parameter Specification
Body Material A105 / LF2 / F11 / F22 / F304 / F316 / F51 Duplex / F53 Super Duplex (ASTM A182 / A350)
Ball / Trim Material SS316 (standard) / SS316L / Duplex — hard chrome plated on request
Seat Material PTFE (standard, -29°C to +180°C) / RPTFE (high cycle) / PEEK (high temp pharma, to +250°C) / Metal seated (to +425°C)
Stem SS316 — blowout-proof per API 602 and BS 5351
Packing PTFE (standard) / Graphite (high temp) — antistatic feature standard
Body Design 2-piece / 3-piece (in-line maintenance)
Bore Full bore (FB) / Reduced bore (RB)
End Connections NPT threaded (ASME B1.20.1) / BSP threaded (BS 21) / Socket Weld SW (ASME B16.11) / Butt Weld BW (ASME B16.25) / Flanged RF (ASME B16.5) / Flanged RTJ (ASME B16.5)
Pressure Class Class 150 / 300 / 600 / 800 / 1500 / 2500
Size Range ½” (DN15) to 4″ (DN100) standard — larger on request
Temperature Range PTFE seats: -29°C to +180°C / Metal seats: to +425°C / LF2 cryogenic: to -46°C
Design Standard API 602 / ASME B16.34 / ISO 17292 / BS 5351
Face-to-Face ASME B16.10
Testing Standard API 598 / API 6D
Fire Safe Metal-to-metal seat backup — prevents downstream leakage in fire conditions
Antistatic Standard — carbon-filled PTFE and graphite packing — electrical continuity in flammable fluid service
MOQ 10 Nos
HSN Code 84818090

Available Variants

Variant Material Pressure Class End Connection
2-Piece Full Bore A105 / F304 / F316 Class 150–600 Threaded / SW / Flanged RF
2-Piece Reduced Bore A105 / F304 / F316 Class 800–1500 Threaded / SW
3-Piece Full Bore A105 / F304 / F316 Class 150–600 Flanged RF / RTJ
3-Piece Reduced Bore — Class 800# A105 / F304 / LF2 Class 800–1500 SW / Threaded
High Pressure A105 / F316 Class 2500 SW / Threaded
Duplex / Super Duplex F51 / F53 Class 150–1500 Flanged / SW
Low Temperature (Cryogenic) LF2 Class 150–1500 SW / Flanged RF

Applications in Indian Industries

Oil and Gas — Upstream and Midstream

A105 Class 800# SW 3-piece ½”–2″. Wellhead isolation, Christmas tree block valves, gas distribution manifolds, ESD (emergency shut-down) systems, pig launcher/receiver isolation. Furthermore, F316 or Duplex for sour gas service (H2S + CO2) and offshore wellhead applications. API 602 and ASME B16.34 Table 2 compliance mandatory for upstream oil and gas specifications.

Refinery and Petrochemical

A105 and F316 Class 300–1500 SW and flanged ½”–4″. High pressure process line isolation, heat exchanger inlet/outlet isolation, instrument root valves on process impulse lines, corrosive service lines with F316 or Duplex body. Moreover, metal-seated forged ball valves for high temperature crude distillation unit (CDU) service above 180°C where PTFE seat temperature limit is exceeded.

Power Plants — High Pressure Steam

F11 or F22 Class 800–2500 SW ½”–2″. High pressure boiler steam line isolation, superheater and reheater bypass, turbine inlet isolation, feed water heater drain valves. F11 for moderate high temperature to 540°C, F22 for very high temperature to 595°C. Furthermore, LF2 for boiler feed pump suction where low ambient temperature during winter shutdown creates impact requirement.

Chemical and CGD (City Gas Distribution)

A105 Class 800# threaded and SW ½”–2″. CGD network instrument isolation, metering skid block valves, chemical plant high pressure utility isolation. India’s expanding CGD network (GAIL, IGL, MGL projects) is a significant and growing demand source for Class 800# A105 forged ball valves in threaded BSP and NPT ends.

Pharmaceutical — High Pressure SS Service

F316 Class 800# SW ½”–1″. High pressure steam sterilisation lines, autoclave isolation, WFI high pressure utility. F316 body with PEEK seat for high temperature pharma service where PTFE seat temperature limit is the constraint.

Documentation Package — Every Order

  • GST Invoice — GSTIN: 24AKLPP6499B1ZT
  • Material Test Certificate (MTC) — EN 10204 3.1 (standard) / 3.2 (third party witnessed — on request)
  • Hydrostatic shell test certificate — API 598
  • Seat leakage test certificate — API 598
  • Dimensional inspection report
  • 3rd party inspection (TUV / BV / Lloyd’s) — at buyer’s cost, on request

Related Products — Krishna Industries (KELOR)

  • Forged 3-Piece Ball Valve — Class 800# — dedicated page with complete Class 800# SW/BW/screwed specifications, in-line maintenance guide, and oil and gas application details
  • SS Needle Valve — precision instrument root valve for the same high pressure SS process lines where forged ball valves provide block isolation
  • SS304 3-Piece Screwed Ball Valve — cast CF8 body — Class 150/300 — screwed BSP/NPT — for general SS process service where Class 800# forged is not required
  • Stud Bolt — A193 B7 — high strength stud bolts for flanged forged ball valve connections — same project BOM item
  • SS Y Strainer — upstream particle protection on the same high pressure SS process lines where forged ball valves provide isolation

Frequently Asked Questions

1. Forged aur Cast Ball Valve mein kya fark hai? (What is the difference between forged and cast ball valve?)

Forged valve solid steel billet ko compress karke banate hain — grain structure refined hoti hai, porosity near-zero hoti hai, aur tensile strength 15–20% zyada hoti hai. Class 800 aur usse upar ke liye ASME B16.34 Table 2 forged body mandate karta hai — cast body Class 800# pe rate nahin ho sakti per code. Cast valves Class 150–600 general service ke liye suitable hain jahan forged ki zaroorat nahin.

2. Which pressure class should I specify — Class 800 or Class 1500?

Specify Class 800# for most Indian industrial applications — oil and gas distribution, chemical plant utility, power plant auxiliary piping, CGD network. Class 800# A105 provides approximately 103 bar at ambient temperature — adequate for the majority of small bore high pressure Indian process plant specifications. Specify Class 1500# for high pressure steam above 100 bar, upstream oil and gas wellhead above 103 bar operating pressure, or when the project piping class explicitly calls for Class 1500. Class 2500# is specified for very high pressure upstream oil and gas and specialised chemical reactor isolation. Always confirm the required pressure class from the project piping class document before ordering.

3. When is 3-piece body mandatory instead of 2-piece?

3-piece is mandatory when the end connections are socket weld (SW) or butt weld (BW) and the valve is in a critical service line where seat replacement will be required during the plant’s operating life. SW and BW are permanent welds — removing a 2-piece ball valve from a welded connection requires cutting the weld, installing a new valve, rewelding, and performing NDT and PWHT on the new weld. This is expensive and time-consuming. A 3-piece valve allows the centre body with ball and seats to slide out while both welded end connections remain in the pipeline — seat and ball replacement without any welding work. Therefore, specify 3-piece for all critical SW/BW ball valve installations in refineries, gas plants, and chemical plant critical service lines.

4. Kaunse material grade corrosive service ke liye? (Which material for corrosive service?)

F316 stainless steel for standard corrosive chemical and chloride service — 2-3% Mo provides chloride pitting resistance not available in F304. F51 Duplex for offshore, subsea, sour gas (H2S + CO2), and high chloride service — twice the yield strength of F316 and superior chloride stress corrosion cracking (CSCC) resistance. F53 Super Duplex for the most aggressive service conditions beyond Duplex capability. Always verify material selection against the actual fluid chemistry and temperature — contact us with fluid composition, temperature, and pressure for material recommendation.

5. What documentation is provided with each order?

Every order includes GST invoice (GSTIN: 24AKLPP6499B1ZT), MTC (EN 10204 3.1 — chemical composition and mechanical properties with heat number traceability), API 598 hydrostatic test certificate, seat leakage test certificate, and dimensional inspection report. EN 10204 3.2 (third party witnessed MTC — TUV/BV/Lloyd’s) is available at buyer’s cost for export orders and government tenders requiring independent material certification. WhatsApp material grade, pressure class, end connection, size, and quantity for pricing within 2 hours.

6. What is the MOQ?

MOQ is 10 Nos. EPC contractor and project orders — 10 to 500+ Nos across grades, classes, and sizes — with complete documentation package. For mixed material grade orders (A105 Class 800# SW + F316 Class 800# SW + Duplex flanged Class 150), all line items supplied together with one GST invoice. WhatsApp your BOM for consolidated project pricing within 2 hours.

Conclusion

Krishna Industries (KELOR) supplies Forged Steel Ball Valves for oil and gas, refinery, petrochemical, power plant, chemical, CGD network, and pharma applications — A105 / LF2 / F11 / F22 / F304 / F316 / F51 Duplex / F53 Super Duplex body — PTFE / RPTFE / PEEK / metal seat — 2-piece and 3-piece body — NPT / BSP threaded / SW / BW / flanged RF / RTJ — Class 150 to Class 2500 — ½” to 4″ standard — API 602 / ASME B16.34 / ISO 17292 — API 598 tested — fire safe — blowout-proof stem — antistatic feature — EN 10204 3.1 MTC — GST invoice — Pan India dispatch from Ahmedabad. WhatsApp material grade, pressure class, end connection, size, and quantity for pricing within 2 hours.

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