Zhejiang Zhenglian Industrial Development Corp. is a professional Standard Fasteners manufacturer and exporter in China. We are specializing in Standard Fasteners. These products are been delivered to Europe, United States, Asia, the Middle East, Russia, Africa etc. countries. We are expanding more cooperation partners all over the world.
(1)Material: SUS304, SUS316 stainless steel
(2)Standard: DIN934, ISO4032;,UNI5588,ANSI B18.2.2
(3)Widely used in automobiles, the chemical industry, electrical power, construction and various machinery
(1)Standard: DIN985 and AISI/ASME
(2)Ring color: red, purple, white
(3)finish: natural color, zinc, hot dip galvanized
(4)material: carbon steel, stainless steel
(1)Standards: ISO,DIN, ANSI /ASME,GB Bolt/Screw and non-standard products
(2) Thread: UNC,UNF,UN
(3) Grade: DIN:GR4.8,8.8,10.9,12.9; SAE: GR.2, GR.5, GR.8 ;ASTM:A307;
(1)Specifications: DIN963; ASME18.6.3
(2)Surface: natural color, zinc, hot dip galvanized
(3) Thread: UNC,UNF,UN
(1)Material: SUS304, SUS316 stainless steel,carton steel,alloy steel
(2)Standard: DIN936,ISO4035,UNI5589; ANSI B18.2.2 and as customers' drawing.
(3)Widely used in automobiles, the chemical industry, electrical power, construction and various machinery
(1)Standard: DIN935, 979,UNI5593,UNI5594 ASME B18.2.2
(2)DIN: CLASS5, 6, 8, 10; ANSI: A307GR.5, GR.8
(3)Surface: natural color, zinc, hot dip galvanized
(1)Standard: ISO,DIN, ANSI/ASME, GB NUT and non-standard products.
(2)Products: Domed Cap Nuts,Domed Nuts,Cap Nuts
(3) Thread :UNC,UNF,UN
(1)Standard: ISO,DIN, ANSI/ASME, GB NUT and non-standard products.
(2)Products: Din985 Nylon Nut,Nylon Insert Lock Nut,Nylon Insert Nut,Nylon Nut,Nylon Lock Nut
(1)Standard: ISO,DIN, ANSI/ASME, GB NUT and non-standard products.
(2)Products: Hex nuts, hex jam nuts, hex slotted nuts, hex thick nuts, heavy hex nuts, Hex flange nuts, hex coupling nuts
(1)Material: 304, 304L, 316, 316L stainless steel
(2)DIN931 bolts and DIN933 bolts
(3)ANSI/ASME B18.2.1 hex head bolt
We manufacture a wide range of steel bolts that are made from stainless steel material. The use of advanced engineering techniques and modern machining facilities allows us to bring in our bolts with better precision, durability and finish. We also offer customization of products in various sizes and dimensions. We offer steel bolts & stainless ste
Hex bolts (six sided heads) are the industry standard for fasteners with forged heads. ASTM A307 grade A bolts, all SAE hex bolts, and several other common specifications require a standard (finished) hex head.
HEX HEAD BOLTS/HEX SCREWS are a very common bolt when it comes to construction or repair. They come in a large variety of sizes and diameters. The best way to choose a hex bolt or hex screw is to choose which material the bolt is made from to best suit your needs.
Features:
HEX HEAD BOLTS/HEX SCREWS are a very common bolt when it comes to construction or repair. They come in a large variety of sizes and diameters. The best way to choose a hex bolt or hex screw is to choose which material the bolt is made from to best suit your needs.
Features:
1. Material: Mild carbon steel, medium carbon steel, stainless steel, alloy steel
2. Grade: 4.8, 6.8, 8.8, 10.9, 12.9
3. Finish: Plain, zinc plated, oxide black, hot galvanize, chromate
4. Packing: 25kg/carton on bulk
Features:
ISO 898-1 Rods And Studs Features:
1) Standards: DIN975
2) DIN: ISO 898-1 CLASS 8.8
2) Surface: natural color, zinc, hot dip galvanized
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