According to the basic usage conditions of straight threaded sleeves, commonly used sleeve models are divided into standard type, reducing type, positive and negative thread type, expanding type reducing positive and negative thread type, and locking nut type. Special types of sleeves should meet relevant design requirements.

The specifications include standard grid styles such as 16mm, 18mm, 20mm, 22mm, 25mm, 28mm, 32mm, 36mm, and 40mm. We also produce oversized styles such as 50mm, 55mm, and 60mm according to customer needs.

New national standard straight threaded steel sleeve parameter table

• 福建Thick pier sleeve
• 福建rebar coupler
• 福建rebar coupler
• 福建 connection sleeve
• 福建thread connection sleeve