News Center - Company News & Industry Updates | Zhuhai Jiali Hardware

Equipment manufacturing and sheet metal enterprises often face batch color difference, dimension deviation, unqualified hardness, defective coating and mixed parts when purchasing full-category fasteners in bulk. This article establishes a complete incoming acceptance system, clarifies five major inspection standards including appearance, dimension, mechanical performance, surface treatment and pa

Complete equipment fasteners cover carbon steel, stainless steel and alloy materials with various surface treatments including electro-galvanizing, hot-dip galvanizing, Dacromet, stainless steel passivation and steel blackening. This article compares salt spray resistance, wear resistance, appearance and cost of all processes to help purchasers select according to working conditions, solving faste

Equipment manufacturers require dozens of fastener types including bolts, nuts, rivets, plastic fasteners and lock washers. Sourcing from multiple separate suppliers easily causes chaotic lead time, mixed specifications and inconsistent quality standards. This article explains advantages of one-stop bundled fastener procurement, compares cost, after-sales service and quality control between distri

Insufficient tightening torque leads to inadequate preload and loosening under long-term vibration; excessive torque causes thread yield and bolt fracture. This article provides standard torque table of M6~M30 grade8.8/10.9/12.9 bolts for dry unlubricated and lubricated conditions, sorts on-site assembly workflow for wind power & energy storage steel structures, introduces torque wrench calibratio

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.