Company Plicy: Quantity first, Credit top We , Wenzhou YiLi
Machinery Developping Co., Ltd. are Sino-American joint Venture,
Total capital costa are USD 8 million. The whole company covers a
area of 66 are, 56,000square meters. We are biggest one fastener
manufacturer in Wenzhou, We export large quantity to Europe,
America, Middle East Area, Southeast Asia and other countries; The
products are all kinds of standard fasteners like hex head
bolts,hex head cap screws,hex socket screws,Speedway guardrail
bolts, hex nuts , threaded rods,flat washers and spring washers,the
standards that we use are Germany standard DIN, America standard
ANSI,ASTM, International standard ISO ,British standard BSW etc.
Technical information The size under M20 are cold forged, the size
on the M22 above are hot forged, the nuts are the same. The grade
of the hex bolts(Metric) are Grade 4.8, 5.8, 6.8, 8.8, 10.9, 12.9,
; (ANSI)Grade 2, 5, 8, B7;the grade of hex nus(Metric) are grade 6
S181, 8 ,10, (ANSI) Grade 2, 5, 8 ,and so on. The material we use
carbon steel: C1008, C1010, C1035, C1045, alloy steel 40Cr, 35CrMo
42CrMo ,and so on. And some stainless steel A2,A4, SS304, SS306 and
so on. We have two pieces ?made in Taiwan ?heat treatment
equipments We have two packing items, one is carbon bulk, another
one is small box. We can make the surface are : plain, black, white
blue zinc plated, white zinc plated, yellow zinc palted, hot dip
galvanised and so on. Use of the products our products are widely
used for the energy, transportation,metallurgy,base construct and
important project like big span workshop,railroad, highway
bridge,underground,firepower,nuclear-powered electricity
station,high-floor building,palestra and the process of heavy
engineering machinery structure and so on. If you are interesting
to cooperate with our company, please let us know by return
Email.we will supply you with high quality and reasonable price.
Wish and Regards Roger Standardfastener AT Gmail DOT c