Shaoxing yongan high strength fastener co.,ltd was established in 2001 by Mr Ge xingchang.
We are a professional manufacturer and exporter of high and low temperature fastener, high pressure corrosion resistant fastener.
We offer a full line of threaded steel rod and stud products as well as standard commodity hex bolts, nuts and washers in Carbon, Alloy and Stainless Steels, including ASTM A193 Grades B7, B7M, B8 (304 SS), B8M (316 SS). B8T, B8MX, B8TX, B16 etc. A320 L7, L7M, A453 660A, 660B, 660C. A325 & A490 steel structure bolt set, A194 series heavy hex nut.
The finish treatment include black oxided, phosphated, Zinc palted, Nickel plated, Hot dip galvanized, Cadmium plated, Dacromet, PTFE/Teflon etc
Now our products have been widely used in Oil & Gas engineering, petro-chemical engineering, power station, offshore engineering, nuclear engineering, heavy machinery, skyscraper etc.
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