ANSI B18.2.2 Metric Heavy Hex Screws (American Standard)
Vertical Plate Pressure Filter,Diaphragm Filter Press,Filter Press Hydraulic Cylinder,Continuous Filter Press Shenzhen Hongfa Environmental Protection Equipment CO., LTD , https://www.hongfafilterpress.com
Ningbo Gangtong Zheli Fasteners Co.,Ltd is a manufacturer in China which mainly produces high strength fasteners and specializes in all kinds of hardwares. Founded in 2001, In the past ten years, it developed fast with its factory located in Ningbo Zhenhai Chemical industrial area and its headquarter /foreign sales department in Ningbo Jiangdong Eastern Business Centre. The factory now covers an area of approximately 15,000 square meters, with monthly production capacity of 2000 tons. The company has its all-around research system, supply management, large-scale warehouse, metal fastener system, and advanced supply chain management technology with metal fasteners MRO-based integrated procurement distribution business, with annual sales over $15,000,000.
The company products consists of bolts & nuts assembled or separate, self tapping or drilling screws, lag screws, threaded rod or studs, washers, which are made from both carbon steel and stainless steel. The products are exported to North America, Europe, Australia, Russia, Southeast Asia and middle east and are strictly conform with DIN,ANSI/IFI, JIS,BS,ISO,GB specification, which are applied to architectural steel structures, brigdes, oil pipeline,machinery equipment, furniture,vessel, railway.
The company is firmly carrying out the ISO9001:2000 to every process of production,from raw material analysis, process inspection, to finally approve before shipment, we never stop focusing on achieving a super quality level. Quality is the life of enterprise, strengthening quality awareness, cultivating quality attitudes, standardizing quality behavior, setting up quality ethos is our direction to make our customers satisfied. Once defective products are found by our customers, we will follow strictly the 8D report and ultimately solve the problem and improves it.
The company always carry forward the spirit of "Employee is footstone, customer first, technique expert, quality first". We welcome all of you from all over the world to join us for the win-win business partnership and friendship,welcome to China, welcome to Gangtong Zheli Fasteners!
Thread size M4
M5
 M6
 M8
M10Â
 M12
 M14
M16Â
M18Â
 M20
 M22
M24
 M27
 M30
Pitch
 0.7
 0.8
 1
 1.25
 1.5
 1.75
 2
 2
 2.5
 2.5
 2.5
 3
 3
 3.5
K
 2.8
 3.5
 4
 5.3
 6.4
 7.5
 8.8
 10
 11.5
 12.5
 14
 15
 17
 18.5
 e
 A
7.66
 8.79
 11.05
 14.38
 18.9
 21.1
 24.49
 26.75
 30.14
 33.53
 35.72
 35.98
 45.2
 50.85
 B
 ---
8.63
10.89Â
14.2Â
18.72Â
20.88Â
23.91Â
26.17Â
29.56Â
32.95Â
35.03Â
39.55Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â
45.2Â
50.85Â
 S
 7
8Â
10
13Â
17Â
19Â
22
24
27Â
30Â
32Â
36Â
41Â
46Â
 L
8-40Â
8-40Â
 8-50
12-60Â
 16-60
 20-80
25-80Â
 30-100
 30-100
 40-100
50-100
50-100Â
 60-100
70-100
Â