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Tongxiang Yongguan Jiamei Surface Treatment
Blackening Treatment for Stainless Steel and Copper Materials (Fasteners, Rigging, Castings, Precision Machined Parts): High surface hardness: 6H grade. Strong adhesion: 5A grade. Clean, oil-free, and environmentally friendly, compliant with EU RoHS (SGS report available upon request). Thin coating (3-8 μm), minimally impacting thread acceptance with go/no-go gauges. Resistant to acids, alkalis, and seawater corrosion, verified by corrosion tests. Heat-resistant up to 400°C without peeling. Effectively prevents thread locking and provides lubrication, with a friction coefficient between 0.19 and 0.25. Excellent salt spray resistance: starting from 120 hours, up to 300 hours, and can achieve 1000 hours. UV-resistant, colorfast, and aging-resistant. Consistent color across multiple production batches. Contact: 18661897293 / 18653205193
PROFILE H2-2020
TaiZhou FengYe Meatal Products Co.,Ltd
Stainless steel self tapping screws, machine screws, hexagonal self tapping screws, aluminum alloy pendant, stainless steel back bolt, mechanical anchor bolt, wedge anchor bolt, wedge anchor, etc
PROFILE H2-V008
TAICANG SUNSHINE MACHINERY EQUIPMENT CO.,LTD
Wire pickling and phosphating equipment
PROFILE H1-2009
TIANJIN XINRUIFENG TECHNOLOGY CO., LTD.
Drywall Screw、Chipboard Screw、 Self Drilling Screw、Hex Head Self Drilling Screw、Self Tapping Screw、 410SS Self Drilling Screw
PROFILE H2-603
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Шанхайская выставочная компания "Afastener Exhibition Co., Ltd."
Телефон:+86 (0)20 8985 1867
Электронная почта: Info@afastener.com
