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.

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Dacromet surface processing, Dacromet chromium Dacromet processing, Surface Treatment, Metal Processing.

Various kinds of bolts, screws, hex nuts, flange nut, plain washers, spring washers, wood screws, thread rods and so on according to DIN, BS, ANSI/ ADSI, NFE, GB and ISO standards. Standard fastener Materials: carbon steel, stainless steel and copper with brüniert zinc plated, galvanized and nikel plated in the surface. Products: screws, bolts, nuts, washers, pins, rivets and so on. Our products are widely used in the areas of energy, electron, wiring, mechanism, chemistry, metallurgy, mould, hydraulic pressure, cars and so on. We can also manufacture non-standard fasteners according to guests’ inquiries. Our products have passed the authentication of ISO9001, QS9000 and other international standards.

DIN/ASME/IFI/GB/AS Standard: Hex Bolt, Carriage Bolt, Hex Flange Bolt, Hex Socket Head Bolt, Bolt & Screw, and Non-Standard Bolts. Dia from M5 To M30(1/4" To1"), length: from 8mm To 300mm. 1. hex bolt2. carriage bolt3. hex flange bolt4. hex socket head bolt5. guardrail bolt6. heavy hex bolt7. square head bolt8. stamping9. hex nut10.coulping nut

Main products: Finished hexagon head bolts conforming to national standards including GB30-76, GB21-76, GB5780-GB5783-86(Grade 4.8, Grade 8.8), diameter is M6-M30 and length is 16mm-200mm Processing customized business: Bolt with reduced stem, tower bolt, lock bolt, anchor bolt, stud bolt, galvanized bolt, DIN933-931 bolt, bolt of American National Standards Institute (ANSI), bolt of British Standards (BS), bolt of Japan Industrial Standards (JIS) ISO and matching products,and a variety of shaped bolts manufactured according to he requirement of customers. High strength bolts

Hex Nut ASME Nut Flange Nut Hex Weld Nut Threaded Rod

The company's main products covers more than 600 kinds of product specification, such as bolt and nut series, high strength bolt, flange bolt ,track bolt, subway segment bolt, instruction hardware and accessories, and can be made in standards of GB, DIN, BS, ANSI, JIS. The grade range including4.6 4.8，5.8， 6.8， 8.8，10.9，12.9.Our products are wildly used in Agricultural machinery, engineering machinery, automobile, subway, construction and other industries. The quality of our products has received wide acclaim in domestic and abroad, and now our output has reach 40 thousand ton annual, 50% of them are exported to Japan and Middle East Regional Area .Our.products have gain high prize from our customers for the high quality of work-product.

bolt,structural bolt,hex head bolt hex nuts ASTM A193/A193M-2006 ASTM A194/A194M-2005 ASTM A320/A320M-2004 ASTM A325/A325M-2005 ASTM A490/A490M-2004 ASTM F436/F436M-2004 ASTM F1852-2005 ASTM F2280-2006 AWS D1.1/D1.1M-2006 ASME B18.2.1-1996 ASME B18.2.2-1999 DIN 931-1987 DIN 934-1987 DIN 6914~6916-1989 EN 14399-1~6-2005 ISO 13918-1998 ISO 4014~4017-1999 ISO 4032-1999 AS 1252-1996 JIS B1186-1995 JIS B1198-1995 JIS B1180-2004 JIS B1181-2004 JSS II09-1996

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