Ang seamless steel pipe para sa istraktura GB / t8162-2018 ay pangunahing ginagamit para sa pangkalahatang istraktura at machining. Ang kinatawan nitong materyal (tatak): carbon steel 20#, 45 steel; Alloy steel Q345, 20Cr, 40Cr, 20CrMo, 30-35crmo, 42CrMo, atbp.
Structural stainless steel seamless pipe (GB / T14975-2002) ay isang hot-rolled (extruded, expanded) at cold drawn (rolled) seamless pipe na gawa sa hindi kinakalawang na asero para sa corrosion-resistant pipe, structural parts at parts sa kemikal, petrolyo, liwanag tela, medikal, pagkain, makinarya at iba pang industriya. boses
1. Seamless steel pipe para sa istraktura: gb8162-2008
2. Ground seam steel pipe para sa fluid transmission: gb8163-2008
3. Seamless steel pipe para sa boiler: gb3087-2008
4. High pressure seamless pipe para sa boiler: GB5310-2008 (ST45.8 – type III)
5. High pressure seamless steel pipe para sa chemical fertilizer equipment: GB6479-2000
6. Seamless steel pipe para sa geological drilling: yb235-70
7. Seamless steel pipe para sa pagbabarena ng langis: yb528-65
8. Seamless steel pipe para sa petroleum cracking: GB9948-2006
9. Espesyal na seamless pipe para sa petroleum drill collar: yb691-70
10. Seamless steel pipe para sa automobile axle shaft: gb3088-1999
11. Seamless steel pipe para sa mga barko: gb5312-1999
12. Cold drawn cold rolled precision seamless steel pipe: gb3639-1999
13. Iba't ibang mga pipe ng haluang metal 16Mn, 27SiMn, 15CrMo, 35CrMo, 12CrMoV, 20g, 40Cr, 12Cr1MoV, 15CrMo
Bilang karagdagan, mayroong GB / t17396-2009 (hot rolled seamless steel pipe para sa hydraulic prop)
Gb3093-1986 (high pressure seamless steel pipe para sa diesel engine)
GB / t3639-1983 (cold drawn o cold rolled precision seamless steel tubes)
GB / t3094-1986 (cold drawn seamless steel pipe, espesyal na hugis na steel pipe)
GB / t8713-1988 (katumpakan na panloob na diameter na walang tahi na bakal na mga tubo para sa mga hydraulic at pneumatic na cylinder)
Gb13296-2007 (stainless steel seamless steel pipe para sa boiler at heat exchanger)
GB / T14975-2002 (stainless steel seamless steel pipe para sa istraktura)
GB / T14976-2002 (stainless steel seamless steel pipe para sa tuluy-tuloy na transportasyon)
GB / t5035-1993 (seamless steel pipe para sa automobile axle sleeve pipe)
API Spec 5ct-1999 (Specification para sa casing at tubing), atbp. Cold drawn (rolled) structural pipe: round pipe blank → heating → perforation → heading → annealing → pickling → oil coating (copper plating) → multi pass cold drawing (cold rolling) → blank pipe → heat treatment → straightening → hydrostatic test (flaw detection) → pagmamarka → warehousing.
Oras ng post: Ago-25-2021