M3-M30 variety of nuts. Chinese GB52 standard, GB6170 high-strength nuts, galvanized nuts, black nuts, flange nuts, weld nuts, brass nut, nut standard steam, the international ISO standard, DIN standard, the United States ANSI standard, BS standard, Italy UNI standard and various shaped nut.
Hex head bolts and screws, High strength bolts for Structural application, Full thread stud bolts, Double-end stud bolts , Socket head cap/set screws, Welded stud, Anchor bolts, U bolts sets, Clamp sets, Insulation clamp sets.
Hex nuts, Heavy hex nuts, High strength nuts
for Structural application, lock nuts
Plain washer, spring washer, square taper
API 20E BSL1、BSL2、BSL3 Bolts and Nuts
Standard Fasteners: Nuts, Screws, Washers, Bolts, Screws, Threaded Rods, Drywall Screws, Rivets, Flange, Sleeves, etc., as well as a variety of Non-standard Fasteners, and we can also undertake external processing.
stainless steel nut
stainless steel hexagon nut
stainless steel hexagon flange nuts
stainless steel self-locking nuts
stainless steel hexagon domed cap Nuts
GB802-88 Acorn Nuts
GB39-88Square Nuts-product Grade C
GB/T13681-92 hexagon weld nuts
GB/T13680-92Square weld nuts
Hex Socket Set Screws With Flat Point
Hex Socket Set Screws With Taper Point
Hex Socket Set Screws With Dog Point
Hex Socket Set Screws With Cup Point
Hexagon bolts and screws
Hexagon socket screws
Thread rods, U bolts, hanger bolts
Hexagon nuts, square nuts
Kinds of washers
Screws as self tapping screws,self drilling screws, chipboard screws, furniture screws, wood screws
Special parts as per drawings and samples
All products can be available in different standard and surface treatment with steel material and stainless steel.
Hex Nuts, Hex Flange Nuts,Cap Nuts,Weld Nuts,Slotted Nuts,Nylon Lock Nuts,non-standard nuts,Weld Nuts in accordance with GB, ISO, BS, ANSI (IFI), JIS, DIN and high-quality products in various materials like ordinary steel, carbon steel, and high strength fasteners material
There are five major series of our products:
1. High strength bolts with large hexagon head for steel structures (GB/T 1228-1231)
2. Sets of torshear type high strength bolt hexagon nut and plain washer for steel structures (GB/T 3632-3633)
3. High strength bolts with hexagon head and flange torque type for steel structures (QBC 1011-1014)
4. Cheese head studs for arc stud welding (GB/T 10433)
5. Big specifications of wheel nuts, nuts with washer face and nuts sets
The products carried out the standard like USA (ANSI/ASME ), Germany(DIN), Japan(JIS), Britain(BS), Australia(AS) and International Standard (ISO)etc, for example:
1. USA Standard high strength bolts with large hexagon head for steel structures (ASTM A325 A490 A325M A490M)
2. USA Standard Sets of torshear type high strength bolt hexagon nut and plain washer for steel structures (ASTM E 1852)
3. Germany Standard high strength bolts for steel structures (DIN 6914-6916)
4. Japanese Industrial Standards high strength hexagon head bolts (JIS B 1186)
5. Japanese Industrial Standards high strength torque type bolts (JSS II-09)
6. British Standard high strength joints bolting (BS 4395)
7. Australia Standard high strength bolting (AS 1252)
8. USA Standard welding stud bolts (ANSI/AWSD 1.1)
9. USA Standard stainless steel welding stud bolts (ANSI/AWSD 1.6)
10. Japanese Industrial Standards Cheese head studs for arc stud welding (JISB 1198)
In the same way, the company also produces according to customer's requirement like standard or special big diameter and big length high strength bolts, hexagon nuts, foundation bolts, double thread ends studs, thread rods, rail tie-in bolts and welding bolts, studs, pins, riveted fasteners which supply for vessels or boilers industry line. In addition, we can satisfy the requirement for the surface finish, for example: phosphated, hot dip galvanized, mechanical galvanized, sherardizing, dacromet and Teflon, etc.
Among above-mentioned products, torshear high strength hexagon head with flange bolts, nuts and plain washers was our company’s patented products. They not only have the advantages of convenient handling, easy visual inspection, and high efficiency during construction but also convenient dismounting, and can use torque method to recheck if the bolts have been well fastened. These features have solved the problem of difficult fastening at the corner of the steel structure and prevented the potential risk of head broken caused by the indentation on the head shank of the washer.
Flat Washer: DIN 125A, DIN 9021, DIN 1052, DIN 7989, DIN 7349, etc.
Tab Washer: DIN 93, DIN 463
Spring Washer: DIN 127B, DIN 137A, DIN 137B
Conical Spring Washer: DIN 6796
Square Washer: DIN 434, DIN 435, DIN 436
Shim rings and supporting rings: DIN 988
AFNOR Washer: NF E 25-511 M, NF E 25-513, NF E 25-514
British Washer: BS 3410, BS 4320
Special washers acc. to your samples or drawings.