122HP1172949212Years ago 382
between the electromagnetic coil and the group outlet pipe, and between the electromagnetic coil an...
256HP1583123772Years ago 339
QB square tube is a product appeared in recent years, which mainly has strict tolerance and roughnes...
717HP1274435422Years ago 326
Welding of stainless steel pipe argon arc welding stainless steel pipe: it is required to have deep...
256HP1583123772Years ago 338
The reason why the surface of fake and shoddy materials is easy to crack is that its blank is adobe...
984HP1437554932Years ago 344
The general alloy pipe with improved performance is variable and has high application value. The all...
709HP1805184932Years ago 354
Various surface treatments (concave convex pattern hand grasping pattern,StJohnsDoes the floor leat...
122HP1172949212Years ago 351
effectively deal with various faults of oil immersed transformer, make full use of the performance...
709HP1805184932Years ago 334
Fire protection, fire rating B, second only to stone Wear resistance, wear resistance Grade TWangsh...
570HP1556427002Years ago 368
passenger shipsPassenger trains, buses, aircraft stations, airports and scenic spots shall not prov...
256HP1583123772Years ago 329
B. low alloy structural steel C. ordinary structural steel and high-quality steel for specific purpo...