Description: Heavy hex structual bolt, whose hex head is larger than that of hex bolt, can be used to steel fabrication and general construction, like bridges, highway structures buildings, ans so on, also can called heavy duty bolts.
Thread: M, UNC, UNF Head Mark: HR
Finish: plain ( self colour), black, zinc plated (black, blue, white, yellow), HDG, Dacromet, Nickel, Chrome,Geomet 500B, Magni, painting, Mechanical galvanized, Teflon, etc
Assembled parts: Heavy hex nut (A563 DH) and Hardened steel washer ( F436)
Package: 1) bulk in cartons (18kg or 25kg) + wooden pallet; 2) bulk in wood case,
3) bulk in pails + wooden pallet; 4) according to the customer's requirement
Trade term: EXW, FOB, CIF, DAP, DDU,DDP
Payment: T/T, L/C, Paypal, Western unoin, etc.
Strictly complies with ISO9001:2008 system, Each production process be well managed through self inspection, routing inspection by our workers. Our test equipments include: tensile machines, hardness tester, salt spray tester, Image measurement instrument, caliper, GO & NO-GO guage, etc.
Test and issue Material Test Report and Inspection Report by Hengrui before shipment to guarantee the product quality. The test report from the third parts are also avaliable as customer's requirments.
Contact: Monica Song
Add: Rm 208, block 76, Hongyin Plaza, No.1755, Nanlu Road, Pudong, Shanghai