Ningbo JiuLong Fasteners Manufacture Co., Ltd.
BOLTS, A325M, din 931, JISB 1180, A490M, Manufacturer and Supplier - China(CN)
Hot Dip Galvanized Coatings (9)
It is widely applicable in metallurgy system,power mechanism,automobile industry,large-span steel structure factory house, railroad bridge,high-rise civil steel structure building, boiler steel support, other friction type steel construction linkage.
Standard:GB/T 18684,5267.2,ISO10683,DIN ISO 10683,ASTMF1136
Environmental protection (non-chromium) coating