Threaded pipe flanges are suitable only for low-pressure systems in which there are no thermal cycles that could cause

 the threads to loosen. Threaded pipe flange is supplied with a tapered internal thread that the pipe screws into.

Threaded flange find applications in areas in which hot work (welding, burning, and grinding) is undesirable.

Standards

ASME ANSI B16.5,ASME ANSI B16.47

API 605,API 6L.                                          MSS SP 44

CSA Z245.12                                              BS1560,BS 4504,BS 10.

EN1092-1 Type 13 ,  EN1759-1.                JIS B2220

AFNOR NF E29-200-1                               ISO7005-1

DIN2565, DIN2566, DIN2567, DIN2568, DIN2569

UNI 2276. UNI 2277.UNI 2278 .UNI 6089 .UNI 6090

Jinan Aowei offers Threaded Pipe Flange in A105N, A105, ST37.2, C22.8, P245GH, ST37.2 High Yield & Carbon steel.

Email summer@jnaowei.com for all your flange buying needs.

The picture below gives an overview of Threaded Flange.