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API 6D,IBR & ISO 9001:2015 Certified

Industrial Valve Insights & Technical Blog

Expert technical articles on valve selection, standards, testing, and industry applications — from Novel Valves India's engineering team.

Valve Selection

Ball Valve vs Butterfly Valve: Which One Should You Choose?

📅 September 2026 ⏱ 8 min read

A practical engineer's guide comparing ball valves and butterfly valves across pressure ratings, flow characteristics, cost, and application suitability. Includes a decision matrix.

Ball Valves Butterfly Valves Valve Selection
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Certification

API 6D Monogram Certification Explained: What It Means for Valve Buyers

📅 September 2026 ⏱ 7 min read

What the API 6D monogram license actually means, why it matters for pipeline valve procurement, and how Novel Valves achieved and maintains this certification.

API 6D Certification Quality
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Applications

Cryogenic Valves for LNG & Low-Temperature Applications: A Complete Guide

📅 September 2026 ⏱ 9 min read

Everything you need to know about cryogenic valve design, material selection, extended bonnet requirements, and LNG industry applications down to -196°C service.

Cryogenic Valves LNG Low Temperature
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How-To Guide

How to Choose the Right Industrial Valve for Your Application

📅 April 2025 ⏱ 10 min read

A comprehensive 6-step guide to selecting the correct valve type based on fluid media, pressure, temperature, flow requirements, and industry application.

Valve Selection Engineering Guide Industrial Valves
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Standards & Testing

API 6D vs API 598 Valve Testing: Key Differences Explained

📅 March 2025 ⏱ 8 min read

Understand the difference between API 6D and API 598 valve testing standards — pressure test charts, shell test, seat test, and which standard applies to your valve type.

API 6D API 598 Testing Standards
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Gate Valves

Gate Valve Types: Bolted Bonnet vs Pressure Seal Bonnet

📅 September 2026⏱ 7 min read

Understand when to use bolted bonnet (Class 150–600) vs pressure seal bonnet (Class 900–2500) gate valves — design, standards, and power plant vs refinery applications.

Gate ValvesAPI 600Power Plants
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Globe Valves

Globe Valve Types & Industrial Applications: A Complete Guide

📅 September 2026⏱ 7 min read

T-pattern, Y-pattern, and angle globe valves — how they differ, disc types, throttling vs isolation, and when to use globe valves over gate or ball valves.

Globe ValvesThrottlingSteam Systems
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Check Valves

Swing Check vs Dual Plate Check Valve: Key Differences

📅 September 2026⏱ 6 min read

Design, closure speed, water hammer risk, pressure drop, and installation differences between swing check and dual plate check valves — with when to use each.

Check ValvesWater HammerNRV
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Bellow Seal

Bellow Seal Valves: Zero-Leakage for Hazardous & Toxic Media

📅 September 2026⏱ 7 min read

How bellow seal valves eliminate fugitive emissions, ISO 15848 and TA Luft standards, bellows materials, and when they are mandatory in chemical and toxic media service.

Bellow SealFugitive EmissionsISO 15848
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Safety Valves

Safety Valve vs Relief Valve vs PSV: What's the Difference?

📅 September 2026⏱ 6 min read

Pop action vs proportional opening, API 520/526 standards, set pressure concepts, and when safety valves, relief valves, and PSVs are each required.

Safety ValvesAPI 520IBR
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Forged Valves

Forged vs Cast Valves: Which Is Right for Your Application?

📅 September 2026⏱ 7 min read

Material integrity, strength, size ranges, applicable standards (API 602 vs API 600), and cost differences between forged steel and cast steel valves.

Forged ValvesAPI 602Material Selection
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Ball Valves

3-Way & 4-Way Ball Valves: Types, Configurations & Applications

📅 September 2026⏱ 6 min read

L-port vs T-port explained — diverting, mixing, and splitting service, 4-way valve configurations, and when multi-port ball valves replace two separate 2-way valves.

3-Way Valve4-Way ValveBall Valves
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Ball Valves

Tungsten Carbide Coated Ball Valves: When & Why You Need Them

📅 September 2026⏱ 7 min read

HVOF WC coating process, hardness (1200–1500 HV), coating grades, and industries — mining, FCC refinery, power, cement — that depend on WC-coated ball valves for abrasive slurry service.

Tungsten CarbideAbrasive ServiceMining
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