Composition, coating and Q690 coating-free bridge steel welding rod and preparation method thereof
CN110977249A
Welding nitrogen-controlled and nitrogen-uncontrolled ultralow-temperature austenitic stainless steel submerged-arc welding flux and preparation method thereof
CN110640347A
Carbon dioxide gas shielded flux-cored wire for hardfacing and preparation method thereof
CN110640352A
Flux-cored wire for Q500qENH coating-free bridge steel and preparation method thereof
CN110434506A
The equipment welding rod such as pressurized-water reactor nuclear power plant main equipment safe end and steam generator heat-transfer pipe
CN110524135A
The anti-hydrogen induced cracking hydrogen sulfide corrosion steel electrode of low-sulfur phosphorus and preparation method
CN110170765A
The mating acidic electrode of high Manganese Austenitic Cryogenic Steels of LNG storage tank peculiar to vessel and preparation method
CN109530881A
Weld submerged arc flux, welding wire and the preparation method of ultralow temperature potassium steel
CN109530967A
Mating submerged arc welding flux, welding wire and the preparation method of Q690QE bridge steel
CN109530966A
The submerged arc sintered flux of austenitic stainless steel containing Ti, welding wire and preparation method
CN109570824A
The pure austenite stainless steel-made welding rod of sulfuric acid corrosion resistant and preparation method of nickelic copper content low-heat crack sensitivity
CN108971798A
Mixed gas protected austenitic stainless steel special welding wire and preparation method
CN109249152A
The dedicated hard-face overlaying welding welding wire of core bar for rolling seamless and preparation method
CN108927610A
The pipeline-like welding rod special for special of nuclear leve dissimilar steel and preparation method
CN108890171A
Bearing device welding rod special for special and preparation method
CN108907506A
Input-energy steel special welding wire and preparation method
CN108907505A
Q550MPa high-strength steel special welding wire and preparation method
CN108907494A
Nuclear power AG728 steel electrode and preparation method
CN107914099A
Rutile-type flux-cored wire of 800MPa grades of tensile strength and preparation method thereof
CN107971657A
For weld SUS316L austenitic stainless steel deep cooling low temperature storage-transport vessel, equipment gas-shielded flux-cored wire
