Jiangsu Profile
Product List
27991. Versatile Quick Connect Variable Diameter Flange for Easy Installation 
[Nov 14, 2025]
[Nov 14, 2025] Product Description FLANGE A flange is a disc-shaped mechanical part used for connecting pipes, valves, and equipment. It is usually made of metal forging or casting, with bolt holes in the middle for fastening. It ...
27992. Durable Rotary Flange Joint with Enhanced Sealing Technology [Nov 14, 2025]
[Nov 14, 2025] Product Description FLANGE A flange is a disc-shaped mechanical part used for connecting pipes, valves, and equipment. It is usually made of metal forging or casting, with bolt holes in the middle for fastening. It ...
27993. Premium DN80 Quick Connect Flange for Fast Installations [Nov 14, 2025]
[Nov 14, 2025] Product Description FLANGE A flange is a disc-shaped mechanical part used for connecting pipes, valves, and equipment. It is usually made of metal forging or casting, with bolt holes in the middle for fastening. It ...
27994. Reliable DN65 Quick Connect Flange for Seamless Pipe Connections [Nov 14, 2025]
[Nov 14, 2025] Product Description FLANGE A flange is a disc-shaped mechanical part used for connecting pipes, valves, and equipment. It is usually made of metal forging or casting, with bolt holes in the middle for fastening. It ...
27995. Versatile DN100 Quick Connect Flange for Industrial Applications [Nov 14, 2025]
[Nov 14, 2025] Product Description FLANGE A flange is a disc-shaped mechanical part used for connecting pipes, valves, and equipment. It is usually made of metal forging or casting, with bolt holes in the middle for fastening. It ...
27996. Durable Flange Sight Glass with Clear Visibility for Liquids [Nov 14, 2025]
[Nov 14, 2025] Product Description FLANGE A flange is a disc-shaped mechanical part used for connecting pipes, valves, and equipment. It is usually made of metal forging or casting, with bolt holes in the middle for fastening. It ...
27997. Precision Engineered DN100 Flange Sight Glass for Seamless Viewing [Nov 14, 2025]
[Nov 14, 2025] Product Description FLANGE A flange is a disc-shaped mechanical part used for connecting pipes, valves, and equipment. It is usually made of metal forging or casting, with bolt holes in the middle for fastening. It ...
27998. Premium DN50 Flange Sight Glass for Liquid Monitoring Solutions [Nov 14, 2025]
[Nov 14, 2025] Product Description FLANGE A flange is a disc-shaped mechanical part used for connecting pipes, valves, and equipment. It is usually made of metal forging or casting, with bolt holes in the middle for fastening. It ...
27999. Versatile Flat Welding Flange for Heavy-Duty Construction Needs [Nov 14, 2025]
[Nov 14, 2025] Product Description FLANGE A flange is a disc-shaped mechanical part used for connecting pipes, valves, and equipment. It is usually made of metal forging or casting, with bolt holes in the middle for fastening. It ...
28000. Durable DN80 Flange Sight Glass with Clear View Panel [Nov 14, 2025]
[Nov 14, 2025] Product Description FLANGE A flange is a disc-shaped mechanical part used for connecting pipes, valves, and equipment. It is usually made of metal forging or casting, with bolt holes in the middle for fastening. It ...
28001. High-Quality Flange Sight Glass DN125 for Industrial Applications [Nov 14, 2025]
[Nov 14, 2025] Product Description FLANGE A flange is a disc-shaped mechanical part used for connecting pipes, valves, and equipment. It is usually made of metal forging or casting, with bolt holes in the middle for fastening. It ...
28002. High-Quality Flat Welding Flange DN40 for Industrial Use [Nov 14, 2025]
[Nov 14, 2025] Product Description FLANGE A flange is a disc-shaped mechanical part used for connecting pipes, valves, and equipment. It is usually made of metal forging or casting, with bolt holes in the middle for fastening. It ...
28003. Durable Flat Welding Flange DN50 for Industrial Applications [Nov 14, 2025]
[Nov 14, 2025] Product Description FLANGE A flange is a disc-shaped mechanical part used for connecting pipes, valves, and equipment. It is usually made of metal forging or casting, with bolt holes in the middle for fastening. It ...
28004. Premium Flat Welding Flange DN65 for Industrial Applications [Nov 14, 2025]
[Nov 14, 2025] Product Description FLANGE A flange is a disc-shaped mechanical part used for connecting pipes, valves, and equipment. It is usually made of metal forging or casting, with bolt holes in the middle for fastening. It ...
28005. DIN6797 Internal Tooth Washers Stainless Steel Tooth Lock Washers / Serrated Washers M3-M30 [Oct 28, 2025]
[Oct 28, 2025] Product Description Internal Tooth Lock Washer are used for high vibration equipment bolting, internal teeth bite contact surface to enhance friction anti-loosening, suitable for carbon steel or stainless steel ...
Company: Bolnut Fastener Co., Ltd
