Stainless steel welded pipe tih hian steel pipe chhung leh pawn lam dimensional accuracy khauh tak (tolerance range), chhung leh pawn lam leh pawn lam finish tha, roundness, straightness, leh uniform wall thickness nei a kawk a ni. He technology hmanga siam stainless steel welded pipe-a technical indicator lian ber berte chuan national standard GB12771-2002 leh standard ISO4394/I-1980 (E) requirements an thleng tawh emaw, a then chu a tlukpui emaw a ni. Stainless steel welded pipe dikzia control dan tur hi thil pawimawh tak a ni.
Stainless steel welded pipe-a surface density sang tak a awm avangin, a pawn lam chu a polih loh pawhin a tlangpuiin mesh 260 vel a thleng thei a ni. Stainless steel welded pipe chu chhung leh pawnah a polish a nih chuan a straightness a tlahniam ang. Chuvangin, steel pipe dik tak atana thil tul bik a awm chuan polishing hi a tlangpuiin a tha lo. Stainless steel welded pipe a polished surface chu a eng hle tawh a. Cold-rolled stainless steel welded pipe hian comprehensive performance tha tak a nei a, pressure sang tak, cold-formed, flared, leh flattened te chu cracking emaw wrinkling emaw awm lovin a tuar thei a ni. Complex deformation hrang hrang leh mechanical processing a ti thei bawk. Stainless steel welded pipe chu vacuum annealed a nih hnuah chuan steel pipe chu a process theih a ni.
Stainless steel welded pipe hi a tlangpuiin mechanical structure, hydraulic equipment, machinery leh production field dang siamna atan hman a ni. Instrumentation, medical equipment, precision equipment, electronic equipment, aerospace, thin-walled water supply pipeline leh heat exchanger-ah te, welded pipe hman te hi high outer diameter dimensional accuracy nei turin a ngai a ni. Welded pipe mill pangngai chuan he thil phut hi a tlin thei lo. Seko Machinery hian welded pipe hmanrua leh production factors te hian stainless steel welded pipe outer diameter dimensional accuracy a nghawng dan thlirlet turin a hruai che a ni.
1. GB/T 3639-2000 atanga high-precision stainless steel welded pipe-a dimensional accuracy mamawhna chuan
mechanical structures-te tan mechanical structure-te tan standards dang, mechanical structure-te tan pawha hman theih tur, mechanical structure-te tan a ni. Precision stainless steel welded pipe-a nghawng a neih dan. Diameter (Table 1) leh wall thickness deviation (Table 2) mamawhna allowable deviation. Welded pipe chhunga inner diameter tolerance hi pawn lam diameter tolerance leh wall thickness tolerance in a nghawng ber a ni. He thuziak hian inner diameter tolerance chungchang a sawi lo.
2. Stainless steel welded pipe pawn lam diameter dimensional accuracy nghawngtu thilte thlirletna
2.1 Steel strip thickness leh width accuracy-in nghawng a neih dan
2.2 Welded pipe pawn lam diameter chu sizing hmaa a tolerance leh sizing amount-in nghawng a neih dan
1) Dimension of welded pipe pawn lam diameter sizing hmaa
welded diameter-a sizing hmaa sizing of the welded chu sizing isize of many as the to many as the to many as the to many as the superposition Steel strip, welding roll dimensional accuracy leh a gap te chu a ni.
2) Welded pipe outer diameter dimensional accuracy-a sizing amount-in nghawng a neih dan
Sizing amount of high-precision welded pipe chu welded pipe pangngai aiin a lian deuh tur a ni. Sizing amount tehna principle chu: 1Sizing amount chu diameter hmaa welded pipe pawn lam diameter tolerance aiin a tam tur a ni ②Sizing amount leh pass times tling.
2.3 Sizing machine frame stiffness leh hmanrua size in a nghawng dan .
2.3.1 Frame Stiffness
Welded pipe sizing machine base-a elastic deformation chu base-a stressed part hrang hrang elastic deformation sum nen a inang a ni.
2.3.2 Sizing Rolling Force .
1) Unit pressure average
2) Contact area
3) Sizing rolling force .
2.3.3 Sizing machine base atanga elastic deformation .
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Steel strip thickness leh width dikna hian sizing hmain welded pipe pawn lam diameter dikna chauh a nghawng a, mahse sizing process chhung hian a tam lo. Sizing pass leh sizing amount hi sizing hmain welded pipe outer diameter tolerance a zirin an teh ber a ni. Sizing pass leh sizing amount tling chu welded pipe finished product outer diameter dikna tihchangtlunna atana guarantee bulpui ber a ni. Welded pipe pawn lam diameter dikna nghawngtu ber chu sizing machine lian tham leh hmanrua siamna dik tak a ni. hangao tech (Seko Machinery) tih a ni a. Precision High-Speed Stainless Steel Industrial Pipe Machine , Model leh Mold Design te hi chiang taka control a ni a, a kalphung hrang hrang welding forming, annealing bright, precise sizing, etc. te chu online-ah tihfel theih a ni a, hei hian darkar 24 chhunga siam chhunzawm zel a tlin thei a ni. A chipchiar zawkna tur chuan min rawn zawt thei ang che!
