CN104874980A
|
|
Finish machining method for large slender shafts
|
CN104482180A
|
|
Planet carrier casting material used for self-elevating offshore platform lifting gear box and production method
|
CN104439096A
|
|
Casting forming mould and method of planet carrier for lifting gearbox of self-elevating offshore platform
|
CN104228125A
|
|
Inlet and outlet skip car and working method of hot pressing forming die for thick steel plate
|
CN104174745A
|
|
Thick steel plate hot press forming system and forming method
|
CN103920841A
|
|
Upper and lower arc anvil tool for shaft forging forming of large hydraulic press and forging and drawing method
|
CN103741068A
|
|
Special process for freely forging EH36 optimized material steel ingot into plate-shaped bearing seat forged piece
|
CN103757553A
|
|
Shaft gear forged piece made of 40NiCrMo7 optimized material and manufacturing method thereof
|
CN104109803A
|
|
High-hardenability and low-temperature high-toughness returning tower integral casting material and manufacturing method thereof
|
CN103045949A
|
|
Large marine high strength corrosion-resistant stainless-steel exhaust valve seat with internal orifice diameter of larger than 220 mm
|
CN102796968A
|
|
cast steel material for bridge high creep resistance and high toughness at low temperature and preparation method thereof
|
CN102310938A
|
|
Integrally cast and formed multiple-shafting sealing position clamping sleeve pipe for boats and manufacture method
|
CN102328008A
|
|
Hammer forging forming process used for combining left and right supporting seats of train into one
|
CN102001442A
|
|
Casting formed blade guide frame and casting forming method thereof
|
CN102019336A
|
|
Die forging shaping technology specially used for manufacturing petroleum drilling machine elevator movable wing plates
|
CN102001441A
|
|
Cast and formed blade guiding frame and casting forming method thereof
|
CN101638716A
|
|
Special process for freely forging ASTMA514 (GradeQ) steel ingot into platy forged piece
|