# Field Pipe Cutting and Weld Beveling > Field Pipe Cutting and Weld Beveling: Pipe must be beveled before welding. Choose an ID-mounted beveling machine or an OD-mounted split-frame cutting and… - Source: Hefei Lanbo Electric Machines and Tools Technology Co., Ltd. (Lanbo) - URL: https://hflanbo.com.cn/en/wenti/guandao-pokou.html - Category: Welding & Tube End Prep - Published: 2026-10-19 - Last updated: 2026-10-19 - Phone: +86-551-6288 4258 / +86-551-6287 6222 / +86-551-6288 4054 / +86-136 3706 6767; Email: Lanbo@hflanbo.com.cn; Address: 159 Tiandu Road, Hefei Economic and Technological Development Zone, Hefei, Anhui 230601, China ## Details Common causes Pipe cannot be taken to the shop Hand-ground bevels are uneven How to diagnose Confirm pipe size, wall, material and bevel type How to fix it φ15–φ630 mm: GPN electric / GPK pneumatic ID-mounted beveling machines, self-centring φ25–φ1230 mm: OE series OD-mounted split-frame machines that cut and bevel in one pass What to send us Pipe OD, wall, material and bevel type Power or air on site ## FAQ ### How do you cut and bevel large pipe on site? With an OD-mounted split-frame machine such as the OE series, which mounts in line and cuts and bevels in one pass, for φ25–φ1230 mm.