Technical requirements for steel pipes This technical specification is suitable for the bidding for the procurement of steel pipe projects. Executive standards The steel pipe shall meet the...
Seamless steel pipe is a kind of strip steel with hollow section and no seam around it. Steel pipes have hollow cross-sections, which are widely used as pipelines for transporting fluids, such as oil,...
Forged pipe fittings: Forged pipe fittings mainly include socket welded fittings and threaded fittings. Butt welded pipe fittings or fittings of mixed connection forms sometimes adopt forging manufacturing...
Seamless and butt welded pipe fittings: The varieties of steel butt welded pipe fittings listed in the product standard include elbow, tee, cross, reducer, pipe cap, elbow, flanging nipple, branch pipe...
PTFE pipe is white and opaque, mainly including conduit, hose, liner pipe, braided reinforced pipe, etc. PTFE tube has excellent high and low temperature resistance and excellent chemical resistance....
Stamped elbow is one of elbow fittings, which has a good development trend at home and abroad and can play an effective role in practical performance. The basic processing procudure is...
Generally, the insulation steel pipe shall be coated with secondary inorganic zinc-rich primer (temperature resistance ≥400℃), and the pipe port shall be sealed with polyethylene film or three layers...
Process Flow of Sanitary Mirror Pipes Tube blank—check—peeling—check—heating—perforation—pickling—grinding—lubrication and air drying—welding head—cold...
1. Joint. Rigid joint, flexible joint, male thread joint, female thread joint, male and female thread joint, single-wire joint, double wire joint, screwed joint, flat face hammer...