ʻO Cold Drawn Large Diameter Seamless Rectangular Steel Pipe for crane machines, shipbuilding, agriculture machines ect industry use

10*10*1.5mm  -  460*460*30mm  or according to the customer’s requirements  (at the moment we are already have more 400pcs mold , each year will increase more than 10 pcs mold.

Kamalāpili     
20#, Q355 (me ka pūʻulu AF), Q390,Q420, Q460, Q500, Q550, Q620, Q690, BJ780, BJ890, YG960, 20Mn2, 35#, 45#, 40CrMo, 12CrMo, 15CrMo, 20CrMo, 30CrMo, 35CrMo 42CrMo, XNUMXCrMo a me nā mea ʻē aʻe

DIN, ASTM, GB, JIS, En, AISI, BS
Manufacturing process: high-quality seamless pipe’s empty drawing and core lining drawing are adopted

Annealing, normalizing and tempering

Hiki ke wehe ʻia ka hana maʻalahi, nā kikoʻī maʻamau ʻole no ka hana ʻana i ka mold, a hiki ke hoʻopili ʻia i nā mea liʻiliʻi; ʻO ka moʻo haʻahaʻa haʻahaʻa he mau hiʻohiʻona o ka ikaika kiʻekiʻe, ka paʻakikī kiʻekiʻe, ka hoʻopili maʻalahi, ka haʻahaʻa haʻahaʻa haʻahaʻa a me ka luhi luhi; ʻOi aku ka kiʻekiʻe o ka hana piha a me ke ola lawelawe ma mua o nā paipu welded.

Kaʻa kaʻa, axle kaʻa, locomotive rail, crane boom, mixer subframe, oil derrick, moana ʻenekinia moku, nukelea, makani makani, mahiʻai mīkini, textile machines, locomotive, alahaka a me ka ʻoihana kūkulu hoʻomau.