News Center | Company & Industry News - Zhuhai Jiali Hardware

Four mainstream anti-corrosion crafts for industrial high-strength bolts include electro-galvanizing, zinc-nickel alloy, Dacromet and mechanical galvanizing. Hard restrictions exist on coating matching for different strength grades, standard electroplating is forbidden for grade 10.9 & 12.9 bolts. This article compares salt spray, hydrogen embrittlement risk, temperature resistance and cost parame

Grade 10.9 & 12.9 alloy high-strength bolts easily absorb hydrogen during electroplating, leading to delayed fracture after months of storage and assembly, triggering serious safety accidents on energy storage and wind power equipment. This article explains hydrogen embrittlement formation mechanism, compares hydrogen risk level of electro-galvanized, zinc-nickel and Dacromet coatings via table, s

High-strength fasteners for new energy energy storage, wind power and heavy industry equipment require strict mechanical properties, fatigue resistance and low-temperature toughness. This article explains the differences between grade 8.8/10.9/12.9 high-strength bolts, matches suitable models for wind tower, energy storage PACK and heavy-duty frame working conditions, summarizes selection mistakes

Real cooperation cases for new energy, automation and electronic equipment industries, showing the whole matching process of custom and standard fasteners.

Introduce complete pre-plating, main plating and passivation process of zinc-nickel coating for grade 10.9/12.9 battery pack bolts. Compare salt spray and hydrogen embrittlement resistance of electro-galvanized, mechanical galvanized and zinc-nickel coatings. Define coating thickness standards for inland and coastal energy storage projects, analyze coating peeling, black spot and hydrogen embrittl

Analyze hydrogen embrittlement cracking causes of grade 10.9/12.9 high-strength bolts for energy storage and power battery packs. Specify baking temperature and holding time for coated bolts according to GB/T 3098.1. Introduce full-process hydrogen control procedures and crack detection methods to eliminate delayed fracture risks after battery pack assembly.

Zhuhai Jiali launches closed-loop recycling production line for titanium scraps and scrapped fasteners in 2026. It carries out splitting, smelting and component reduction for waste vehicle titanium screws and hydrogen storage box connectors. The mechanical performance of recycled TC4 titanium reaches 98.5% of raw materials. The enterprise obtains ISO14064 carbon footprint certification to cut prod

Zhuhai Jiali Hardware focuses on R&D of fasteners for new energy vehicle battery packs and frames. The upgraded anti-loose screw technology passes one million vibration tests, supporting mass supply for vehicle manufacturers with standard & customized fasteners.

zhjiali focuses on high-strength industrial fasteners with high precision, vibration resistance and durability, providing stable fastening solutions for automated mechanical and industrial control equipment.

Introduce the one-stop service system of pre-sales selection, sample testing, mass delivery and after-sales quality assurance built by zhjiali for purchasers, solve all kinds of difficulties in fastener procurement and improve customer experience.

Zhjiali specializes in anti-corrosion treatment of SUS304 & SUS316 screws and bolts. Standardized passivation and electropolishing processes improve salt spray resistance, suitable for long-term use of coastal PV, chemical and medical equipment.

Collect long-term cooperation customer cases of ZHUHAI JIALI Hardware, covering 3C electronics, smart home, new energy, photovoltaic, medical devices and automotive electronics, showing the application effect of I-shaped brass inserts, precision screws and non-standard fasteners.

Pre-treatment, alloy electroplating, sealing passivation and hydrogen embrittlement testing procedures are fully cited from GB/T10125 zinc-nickel alloy plating standard, targeting M4-M8 sealing screws for power battery housing. Distinguish process parameters of two coating types with 12% and 15% nickel content, summarize rectification plans for three mass production defects: coating peeling, hydro

Based on H1 2026 auto parts survey data of China Association of Automobile Manufacturers, analyze market demand for special fasteners used in EV battery pack housing, motor shell and aluminum alloy body. Compare cost and durability differences among three types of vehicle screws: grade 8.8 carbon steel, 7075 aluminum alloy and SUS316 stainless steel. Sort out synchronous development requirements o

Founded in 2008, Zhuhai Jiali Hardware only holds ISO9001:2015 quality management system certification without IATF16949 special automobile qualification. This article objectively records daily implementation rules after 2026 annual system audit, covering raw material incoming, cold heading forming, anti-corrosion surface treatment, finished product inspection and warehouse delivery full-process c

The demand for GB standard fasteners remains stable in construction, machinery and hardware fields. Product quality, delivery efficiency and cost performance become the main competitive factors.

This guide introduces matching rules, assembly methods, installation points and taboos of GB bolts, nuts, flat washers and spring washers for standard hardware selection.

This article explains the core heat treatment process for high-strength fasteners, including principles, procedures and its effect on improving mechanical properties.

Zhuhai Jiali Hardware established in 2008 has passed 2026 ISO9001:2015 quality system annual audit, upgrade full-process quality control for riveting parts, high-strength bolts and micro screws, standardize production inspection rules, stabilize supplier qualification for industrial, energy storage and 3C customers.

Based on steel mill adjustment and nickel price fluctuation data, sort out fastener raw material price trend in the first half of 2026, announce component price adjustment range, and put forward inventory management suggestions for downstream purchasers and manufacturers.

Analyze rust causes of stainless steel fasteners and introduce practical anti-corrosion methods in production,storage and installation.

Booming new energy industry boosts market demand of high precision fasteners, pushing manufacturers to upgrade production and anti-corrosion technology.

This article elaborates on the process principle, film parameters, advantages and differences of zinc phosphating and manganese phosphating, compares galvanizing and blackening processes, and provides selection standards for automotive and mechanical high-strength bolts.

Compare six core performances of carbon steel and stainless steel fasteners, attach complete selection comparison table, clarify material selection rules for machinery, outdoor, chemical and vibration working scenes.

This article deeply analyzes the microscopic mechanism of bolt fatigue fracture, distinguishes vibration fatigue, stress fatigue and installation fatigue failure modes, and provides comprehensive improvement schemes from assembly, material selection, structure and operation maintenance.

Detailed selection table for bicycle fasteners, including specifications, materials, surface treatments and anti-loosening solutions for road bike, mountain bike, e-bike and folding bike.

Jiali Hardware provides one-stop bicycle fastener solutions for road, mountain, e-bike and folding bikes, including titanium alloy, stainless steel and anti-loosening screws for frame, brake, wheel and transmission.

Explain torque calculation, wrench calibration and on-site testing methods for high-strength bolts, analyze risks caused by torque deviation, and provide safety fastening and re-inspection standards.

Explain torque calculation, wrench calibration and on-site testing methods for high-strength bolts, analyze risks caused by torque deviation, and provide safety fastening and re-inspection standards.

Compare the performance differences between black oxide and galvanizing treatment for grade 8.8, 10.9 and 12.9 high-strength bolts, providing selection standards for different working conditions.