Gold Index: 1088
Ningbo Milfast Beilun Metalworks Co.,Ltd [China (Mainland)]
Business Type:Manufacturer, Trading Company City: Ningbo Province/State: Zhejiang Country/Region: China (Mainland)
Flange Bolts Hex Flange Head DIN
DIN6921 Flange Bolts
The flange eliminates the need for a flat washer and helps compensate for a misaligned hole.
2015-05-11
ANSI ASME Hex Bolt
ANSI/ASME
The Hex Bolts under the standard system of ANSI or ASME have three main classes; just say class 2, class 5 and class 8.
ASTM A307 Gr. B Heavy Hex Bolts
A307 GR.B
The Bolt will generally conform to ANSI/ASME B 18.2.1M that are intended for flanged joints in piping systems with cast iron flanges.
ASTM A307A Hex Bolts
A307GrA
This specification covers the chemical and mechanical requirements of three grades of carbon steel bolts and studs in sizes 1/4 in. (6.35 mm) through
Heavy Hex Structural Bolts astm
A490
These bolts are intended for using in structural connections. These connections are comparable to those covered under the requirements of ASTM A490.
Heavy Hex Structural Bolts
A325
These bolts are intended for using in structural connections. These connections are comparable to those covered under the requirements of ASTM.