Carbon Steel Rectangular Tubing
Reka ho tsoa China carbon steel Tubing e Rectangular Re boko ba hau!
Emisa ho batla hona joale 'me u lule le rona, hobane --
1. Re netefatsa hore re tla u fa liphaephe tsa tšepe tsa boleng bo phahameng ho feta tse ling ka theko e tšoanang.
2.Re tlameha ho u botsa theko e tlaase ho feta ba bang ba boleng bo tšoanang.
3. 80% ea bareki ba bacha ba re laela hape!
k'habone tšepe Rectangular tubing, Ke mofuta oa sekoti lisekoere sefapano karolo leseli tšesaane-lebota tšepe phala, e tsejoang hape e le tšepe sehatsetsi kobeha karolo.E entsoe ka tšepe ea Q235 e chesang e kolobisitsoeng kapa e batang e kolobisitsoeng kapa poleiti ea coil e le lisebelisoa tsa motheo ka ho kobeha ka mokhoa o batang ebe ka tjheseletsa e phahameng e entsoeng ka sebopeho sa karolo ea lisekoere le boholo ba tšepe.Ho phaella ho thickening ea lerako, boholo hukung le bohale flatness ea chesang phuthoa eketsehileng-tenya lerako lisekoere tube fihla kapa esita le feta boemo ba ho hanyetsa tjheseletsa batang eaba ba etsa lisekoere tube.
Carbon Steel Rectangular Tubing Classification
Tube ea tšepe e se nang seam le thapo ea tšepe e cheselitsoeng (peipi e cheselitsoeng) e chesang e kentsoeng e se nang sekoli, tube e huleloang e batang e se nang sekoere, tube ea extrusion e se nang seamless, square tube e cheselitsoeng.
The welded square pipe e arotsoe ka:
1, ho latela ts'ebetso: arc welding square tube, welding welding square tube (high frequency, low frequency), khase welding square tube, sebono se tjheseletsa square tube;
2, ho ea ka weld - ho otlolohile seam tjheseletsa sekwere pipe, spiral welding square pipe
Carbon Steel Rectangular Tubing Identification Mokhoa
1. Fake le tlaase khutlonnetsepa phala ho bonolo ho mena.Folding ke mefuta e fapaneng ea mela e robehileng e entsoeng ka holim'a tube e khutlonnetsepa.Hangata phoso ena e tsamaea ka bolelele ba longitudinal ea sehlahisoa.Lebaka la ho mena ke hore ka lebaka la ho phehella katleho e phahameng ea bahlahisi ba fake le ba tlase, khatello e kholo, tsebe e hlahisoa, ho phutheloa ho latelang ho phuthetsoe, sehlahisoa se phuthoang se tla peperana kamora ho kobeha, le matla a tšepe e fokotsehile haholo.
2. Ponahalo ea phala fake khutlonnetsepa hangata ba le pockmarked ketsahalo.Li-pockmark ha li tloaelehe ebile li na le mefokolo holim'a tšepe e bakoang ke ho senyeha ho hoholo ha li-rolling groove.Hangata ho roala ha groove ho feta maemo ka lebaka la ho lelekisa phaello ea baetsi ba liphaephe tse kgutlonne tse shoddy.
3. Bokaholimo ba tube ea fake le e tlase e tlase ho bonolo ho hlahisa scarring.Ho na le mabaka a mabeli :(1).Fake rectangular tube material ha e ts'oane, litšila.(2).Baetsi ba Shoddy ba tataisa lisebelisoa tse bonolo, tse bonolo ho khomarela tšepe, litšila tsena
4. Shoddy thepa holim'a bonolo ho petsoha, lebaka ke hore billet ea eona ke adobe, adobe pores, adobe tshebetso tsidifatso ka lebaka la karolo ea mocheso khatello ea kelello, crack, ka mor'a hore rolling ho na le mapetsong.
5. Pipe e poteletseng ea khutlonnetsepa e bonolo ho ingoaea, lebaka ke hore thepa ea moetsi oa liphaephe tse khutlonnetsepa e bonolo, e bonolo ho hlahisa burr, e senya bokaholimo ba tšepe.Mekhoro e tebileng e fokotsa matla a tšepe.
6. Fake rectangular tube ntle le metallic luster, khanya e khubelu kapa mabaka a lintlha tse peli, billet ea eona ke adobe.Mocheso oa mocheso oa thepa ea shoddy ha o tloaelehe, mocheso oa tšepe oa bona o lekanngoa ka pono, kahoo o ke ke oa phuthoa ho latela se boletsoeng. sebaka sa austenite, 'me ts'ebetso ea tšepe ka tlhaho e ke ke ea fihla boemong bo tloaelehileng.
7. Mekoallo e pota-potileng ea li-tubes tsa fake le tse tlaase tse nang le mahlakore a mabeli li tšesaane ebile li le tlaase, tseo hangata li bonahalang li tletse ho se khotsofale.Lebaka ke hore moetsi o na le mamello e kholo e mpe le khatello ea mela e seng mekae ea pele ea lihlahisoa tse felileng
8. Karolo ea sefapano sa "fake rectangular tube" ke oval, lebaka ke hore moetsi e le hore a boloke lisebelisoa, khatello ea rolara e phethiloeng ka pel'a tse peli e kholo, matla a rebar ena a fokotsehile haholo, empa hape. ha e finyelle maemo a boholo ba sebopeho sa rebar.
9. Sebopeho sa tšepe ea boleng bo phahameng ke junifomo, tonnage ea mochine o batang oa ho kuta e phahame, 'me sefahleho sa ho qetela sa hlooho ea ho itšeha se boreleli ebile se hloekile.Ka lebaka la thepa e futsanehileng ea thepa ea bohata le e tlaase, sefahleho sa ho qetela sa hlooho ea ho itšeha hangata se na le ts'ebetso ea nama e oelang, ke hore, khanya e sa tsitsang le e se nang tšepe.'Me hobane sehlahisoa sa moetsi se fokotsa hlooho, hlooho le mohatla li ka hlaha tsebe e kholo.
10. Fake rectangular tube material e na le litšila tse ngata, boima ba tšepe bo nyenyane, 'me boholo ba eona ha bo mamelle tabeng ea ho se be le vernier caliper, e ka lekanngoa le ho hlahlojoa.Ka mohlala, bakeng sa rebar 20, tekanyetso ea naha e bolela hore mamello e kholo ke 5%.Ha e lekanya 9M, boima ba eona ba khopolo ea motso o le mong ke 120kg, 'me boima ba eona bo fokolang e lokela ho ba: 120x (L-5%) = 114kg.Boima ba 'nete ba motso o le mong o lekantsoeng bo nyane ho feta 114kg, ka hona ke tšepe ea fake%.Ka kakaretso, palo e felletseng e sebetsa betere, haholo-holo ka lebaka la liphoso tse akaretsang le khopolo ea monyetla.
11. Bophara bo ka hare ba phala ea shoddy e khutlonnetsepa e fetoha haholo, ka mabaka a latelang: Ho se tsitse ha mocheso oa tšepe ho na le holim'a Yin - Yang.Sebopeho sa tšepe ha se lekane.Hobane lisebelisoa li bonolo, matla a motheo a tlase, leloala le leholo.Ho tla ba le phetoho e kholoanyane ka har'a beke e le 'ngoe, e le hore ho matlafatsa ho se tšoane ebile ho bonolo ho robeha.
12. Letšoao la khoebo le khatiso ea li-tubes tsa boleng ke maemo a tloaelehileng.
13. Karohano ea li-tubes tse khutlonnetsepa tse nang le li-diameter tse ka holimo ho 16 li ka holimo ho IM.
Mehala ea longitudinal ea rebar ea tšepe ea shoddy hangata e ba wavy.
Carbon Steel Rectangular Tubing Formula To Calculate
2 [(a - d - 2 r + PI (d/r + 2) / 2 + (b - d - 2 r + PI (d/r + 2) / 2) x7.85 d (kg), a, b bakeng sa bolelele ba khutlonnetsepa le bophara (m), r (m) bakeng sa likhutlo tse 'nè tsa tube cavity, chitja arc radius, d bakeng sa lerako botenya (mm).
| Ntho | MS hollow mild square erw square le rectangular Steel Pipes and Tubes |
| Lintho tse bonahalang | SPHC, Q195,Q215,Q235,Q345,SAE1010,SAE1020, API thepa e tloaelehileng, ASTM A53 A,B |
| Botenya ba lebota | 0.5-20 limilimithara |
| bophara ba bokantle | SHS: 15 * 15-400 * 400mm, RHS: 20 * 25-400 * 300mm |
| Bolelele | 2m-12m kapa ho latela tlhoko ea bareki |
| Botenya Mamello | + 5%- |
| Phekolo ea Bokaholimo | Penta e ntšo / bokaholimo bo entsoeng ka varnish, oli e thibelang ho bola, e entsoe ka masenke |
| Qetello ea phala | Qetello e hlakileng |
| Ho tshwaya | Ho latela tlhoko ea moreki |
| Maemo a Machaba | ASTM A500, GB/T6728-2002 |
| Tšebeliso | Mechini le ho etsa, sebopeho sa tšepe,Kaho ea Likepe, Ho kopanya, Chassis ea koloi |
| Setifikeiti | ISO,BV,API |
| ODM/OEM | fumaneha |
Constituent Of The Material
| Kereiti | C | Mn | Si | S | P | UTS(MPa) | YS(MPa) | EI(%) |
| Q235B | 0.12-0.20 | 0.30-0,70 | 0.30 | 0.045 | 0.045 | 375-500 | 235 | 26 |
| Q345B | 0.12-0.20 | 1.20-1.60 | 0.20-0,55 | ≤0.045 | ≤0.045 | 510-600 | 345 | 22 |
| 20#(GB) | 0.17-0.23 | 0.38-0,65 | 0.17-0.37 | ≤0.030 | ≤0.030 | 410-550 | ≥245 | ≥20 |
Pontšo ea Sehlahisoa
