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2026-05-18

Cryogenic Valve Leakage Is Back in Focus: What LNG and Liquid Hydrogen Projects Should Specify in Metal Seals

Cryogenic valve leakage in LNG and liquid hydrogen projects depends on seal geometry, material behavior, preload, surface finish, and helium leak testing. Learn what to specify in Metal C-Rings, Metal O-Rings, U-Rings, and spring-energized metal seals.

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2026-05-08

Helium Leak-Tight Sealing Is Becoming a Shared Bottleneck for Nuclear Microreactors and Semiconductor Vacuum Tools

Explore how helium leak-tight metal seals are addressing critical bottlenecks in nuclear microreactors and semiconductor manufacturing. Learn about Sonkit’s C-Ring solutions designed for ultra-high vacuum and high-temperature environments.

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2026-04-24

Metal Seals for High-Temperature Valve Seats: Where Elastomers Fail First

Learn why elastomer seals fail first in high-temperature valve seats and how Sonkit metal seals improve seat integrity, leakage control, thermal stability, and severe-service valve reliability.

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2026-03-16

Sonkit Obtains D-U-N-S® Number, Accelerating Global Market Expansion

Sonkit has obtained the D-U-N-S® Number, strengthening its position as a global high-performance metal seal manufacturer. Discover what this means for international partnerships.

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2026-04-06

Hydrogen Electrolyzer Scale-Up Is Putting Leak-Tight Sealing and Valve Integrity Under the Spotlight

Hydrogen electrolyzer scale-up is raising the bar for leak-tight sealing and valve integrity. Explore why metal seals, cryogenic duty, and semiconductor-grade leak-testing discipline are becoming critical to hydrogen system reliability.

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2026-02-03

Sonkit 2026 Chinese New Year Holiday Notice

Holiday Notice: Sonkit factory will be closed for the Chinese New Year holiday from Feb 12 – Feb 24.While production is paused, we are still open for quotations and technical consultation during this time.

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2025-11-28

World Hydrogen Expo 2025: Advanced Metal Sealing Solutions for Hydrogen Infrastructure

An in-depth exploration of World Hydrogen Expo 2025 and how Sonkit's advanced metal sealing solutions enable safe, efficient hydrogen infrastructure across production, storage, transportation, and utilization applications.

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2025-12-22

Sonkit Achieves AS9100 Certification | Aerospace Metal Seal Quality Standard

Sonkit is now AS9100 certified, demonstrating world-class aerospace quality management for high-performance metal seals used in critical aerospace, vacuum, and extreme environments.

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2025-12-18

Sonkit Achieves AS9100 Certification Milestone: Strengthening Quality Excellence in Aerospace Sealing Solutions

Sonkit Industrial successfully completes AS9100 certification audit, reaffirming its leadership in aerospace-grade metal seals, spring-energized sealing solutions, and high-vacuum sealing systems.

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