various kinds of Guardrail bolts for freeways and railways, Carriage bolts and Hex bolts, Hex coach screw, Flange bolts, Nuts, etc, that conform with the ISO, ANSI, ASME, DIN, BSW, JIS, GB. We also customize various special-shaped parts according to the customer's requirements and specifications.
L type foundation bolts,T type bolts and nuts,standard fasteners,metro bolts,high strength bolts nuts and washers,expressway guardrail bolts and nuts,concrete bifurcation pillow bolts,non-standard screws,hex sockect cap bolts
Our major products,bolts and screw caps that match the standards of China,Germany,US,Britain.Australia,Japan,etc
The factory has a more than 20 year’s history of speciality production of all kinds of high strength bolts,standard components and nonstandard bolts.
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 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
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.
The company mainly engaged in wire rod with the diameter of 2 - 42 with processing, sales of finished wire:
Cold heading steel alloy with a diameter of 5.5 mm, with a diameter of 40 SCM415, SCM420, SCM435, SCM440, B7, ML20CRMO, ML35CrMO, ML42CrMO, ML20MnTiB, 10B18, 10B21, 10B28, 10B30, 10B33, 10B38, ML20CrMnTi, 30crmnti, Baoshan, Xing Gang
5.5 - Phi Phi 40 tool steel of Baosteel 50BV30, Xing steel,
Bearing steel with 5.5 - 40 GCr15 diameter Xingtai steel, Baosteel, Dalian special steel
The hard line with the diameter of 5.5 - 40 40# diameter, 45#, 65#, 70#, 80#,
High carbon steel with a diameter of 5.5 mm, with a diameter of 40 SWRH42B, SWRH47B, SWRH72B, SWRH77B, S10C, S20C, S40C, S50C, Baoshan, Xing Gang
Prestressed steel wire diameter 5.5 - 40 SWRH82A, SWRH82B, 87B with Baosteel, Xing Gang
Copper clad steel wire with a diameter of 5.5 mm, with a diameter of 40 SWRM6, SWRM10, SWRM12, SWRM15, XGM2 of baosteel,
Spring steel with the diameter of 5.5 - 40 65Mn, 60Si2MnA, 55SiCr with 60Si2CrVAT, Baosteel, Xing steel,
With the diameter of 5.5 - 40 16MNCR5 diameter steel gear of baosteel,
Carbon cold heading steel with the diameter of 5.5 - 40 SWRCH6A, SWRCH10A, Phi SWRCH18A, SWRCH22A, ML08AL, ML10AL, SWRCH10K, SWRCH15K, SWRCH20K, SWRCH35K, SWRCH40K, SWRCH45K, SWRCH50K, SAE1010, SAE1012, SAE1015, SAE1020, SAE1022, SAE1035, SAE1045, Baoshan, Xing Gang
Another of the company's monthly order 8620 is often wire and other special line of high-end cold heading 20CRNIMO GB, 8620, 25CR2MOV, 40CRMOV4-6, 18CRNIMO7-6, 40CRNIMO, S10C, S12C, 16MNCR5, SCM435, 20#, S20C, ML15, ML10, ML35, 20MNTIB, SWRCH10A, SWRCH22A, SWRCH18A, 17CR3, 20CR, SCM420, SCM440, 4140. GCR15, 100CR6 and other high-end cars, standing with a diameter of 5.5-40, processing the ball drawing specifications for cold heading line diameter 0.5-40. if your company required materials list is listed above, please inquire. Our company is a special dealer. All materials are from Baosteel Baosteel warehouse straight Germany Duies also booking treasure, South Korea Pohang, Taiwan steel, Kobe steel, Japan imported materials, welcome calls from the stock and the latest price list.
Yuhuan Zhengshi Machinery responsibility Co.,Ltd. Yuhuan ZhengShi Machinery Co.,Ltd, lies in Yuhuan country, Zhejiang province, which is called “the hometown of automobile and motorcycle”, established in 1983, It’s predecessor is Yuhuan Hongqi electric Appliances & Motor Fitting No,2 Factory. At present, Company mainly produce series of ball joint, control arm, Disc brake caliper parts（Include caliper Pistons and Series of adjust screws）, Drum Brake Parts (All kinds of Prepare Kits and Series of adjust Screws). Automobile Wheel Bolts and Nuts, Oil Connector, High Strength Bolts (Standard and Non-Standard). It has long been playing supporting role in cooperating with automobile manufacturing group companies all over the country, and its products already sell well in our domestic, as well as have a ready market in U.S.A, Korea, Italy, France, East-South area and Middle-East Countries..
The company mainly produces: GB70, DIN912 socket-head cap screws; GB5782, GB5783, outside, DIN933 DIN931 Hexagon bolt; GB1228, DIN6914 steel structure using high strength large Hexagon head bolts. GB27 Hexagon head bolt hole, GB3632 steel structure using high strength bolts torsion; GB3170 DIN934 nut, and T-type, double ended, square, oval head, fixing various types and specifications of non-standard bolt, specifications from M4-M100, as long as you want.
Heavy Hex Structural Bolt, Heavy Hex Bolt, Hex Bolt, Heavy Hex Nut, Hex Nut, Threaded Rods, Hardened Steel Washer, Flat Washer, Spring Washer in accordance with ASTM, ASME, ANSI, SAE, DIN, ISO, AS, BS, UNI, JIS etc.