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Građevinska cijev 50*50mm 4x4 kvadratna cijev kvadratna cijev 20mm metalna kvadratna cijev za čelični stup ograde
Crna cijev

Građevinska cijev 50*50mm 4x4 kvadratna cijev kvadratna cijev 20mm metalna kvadratna cijev za čelični stup ograde

Kvadratna cijev je dugačka čelična šipka koja ima šuplji unutrašnjost. Ime je dobila po svom kvadratnom presjeku. Budući da je izrađena od čelika, vrlo je izdržljiva. Također je otporna na koroziju, hrđu i mrlje. Ove cijevi mogu čak izdržati kiselinu, slanu vodu i izloženost kemikalijama.

Ova vrsta cijevi podijeljena je u dvije kategorije - bešavne čelične cijevi i zavarene čelične cijevi. Kao što i samo ime govori, bešavna čelična cijev ima glatku i nesmetanu strukturu te nema zavare na površini. S druge strane, zavarena čelična cijev ima savijenu čeličnu ploču koja je zavarena u kvadratni oblik, stvarajući šav na tijelu cijevi.

  • Veličina: 10*10~500*500 mm
  • Debljina stijenke: 0,6~30 mm
  • Površinski: nauljeno/lakirano/pocinčano
  • Duljina: 3~12 m

SMSTEELKvadratna/pravokutna cijev

● Prethodno pocinčana kvadratna/pravokutna cijev: Prethodno pocinčana kvadratna/pravokutna cijev izrađena je izravno od vruće pocinčane čelične trake.

● Vruće pocinčana kvadratna/pravokutna cijev: Vruće pocinčana kvadratna/pravokutna cijev ima deblji cinkov premaz od prethodno pocinčane kvadratne/pravokutne cijevi. Crne cijevi će se uroniti u cinkovu kupku za pocinčavanje.

● Elektro pocinčane kvadratne/pravokutne cijevi: Tehnologija elektro pocinčanih kvadratnih/pravokutnih cijevi slična je vruće pocinčanim cijevima, ali je debljina cinkovog premaza manja nego kod vruće pocinčanih cijevi.

● Obojeno kvadratno/pravokutno: Obojeno kvadratno/pravokutno kako bi se prvo uklonila hrđa i očistilo ulje, a zatim obojilo željenom bojom.

Standard: GB/T6728:2002, ASTM A500, JIS G3466, EN10210, EN10219

Vrsta čelika:
GB/T6728:2002: Q195, Q235, Q345
ASTM A500: GR. A, GR. B, GR. C, GR. D
JIS G3466: SS440, SS540
EN10210, EN10219: S235JR, S275JR, S355JR, S355J2H

SMSTEELKvadratna cijev

Veličina Debljina stijenke Veličina Debljina stijenke Veličina Debljina stijenke Veličina Debljina stijenke
mm mm mm mm mm mm mm mm
10x10 0,6-0,8 42x42 1,2-6,0 90x90 2,5-6,0 150x150 4,0-8,0
12x12 0,6-0,8 45x45 1,2-6,0 95x95 2,5-6,0 160x160 4,0-8,0
13x13 0,6-2,0 48x48 1,2-6,0 100x100 2,5-6,0 180x180 4,0-8,0
15x15 0,7-2,0 50x50 1,5-6,0 105x105 2,5-6,0 200x200 5,0-10,0
16x16 0,7-2,0 55x55 1,5-6,0 110x110 3,0-6,0 220x220 8,0-25,0
20x20 1,0-3,0 60x60 1,5-6,0 115x115 3,0-6,0 250x250 8,0-25,0
25x25 1,0-3,0 65x65 2,0-6,0 120x120 3,0-6,0 280x280 8,0-25,0
30x30 1,2-4,0 70x70 2,0-6,0 125x125 3,0-6,0 300x300 8,0-25,0
35x35 1,0-4,0 75x75 2,0-6,0 130x130 3,0-6,0 350x350 8,0-25,0
38x38 1,0-5,0 80x80 2,5-6,0 135x135 4,0-14,0 400x400 8,0-25,0
40x40 1,0-6,0 85x85 2,5-6,0 140x140 4,0-8,0 450x450 8,0-25,0
            500x500 8,0-25,0

SMSTEELUobičajena upotreba kvadratne cijevi

Otpornost kvadratnih cijevi daje im širok raspon vanjske primjene. Njihova šuplja unutrašnjost čini ih izvrsnima za transport tekućina poput benzina, vode i drugih naftnih derivata.

Unatoč svojoj robusnoj strukturi, ove cijevi su relativno lagane i mogu se savijati kako bi se prilagodile različitim slučajevima upotrebe. Također su bitne komponente u proizvodnji određene opreme, mehaničkih dijelova i industrijske infrastrukture.

SMSTEELPravokutna cijev

Veličina Debljina stijenke Veličina Debljina stijenke Veličina Debljina stijenke Veličina Debljina stijenke Veličina Debljina stijenke
mm mm mm mm mm Mm mm mm mm mm
20x10 0,7-2,0 70x25 1,2-6,0 100x90 2,0-6,0 130x50 2,0-6,0 150x110 2,0-6,0
20x14 0,7-2,0 70x30 1,2-6,0 110x25 2,0-6,0 130x60 2,0-6,0 150x250 3,0-12,0 3,0-12,0
20x15 0,7-2,0 70x40 1,2-6,0 110x30 2,0-6,0 130x70 2,0-6,0 150x300 2,0-6,0
26x13 0,7-2,0 70x50 2,0-6,0 110x40 2,0-6,0 130x80 2,0-6,0 160x40 2,0-6,0
30x10 0,7-2,0 70x60 2,0-6,0 110x50 2,0-6,0 130x90 2,0-6,0 160x50 2,0-6,0
30x15 0,7-2,0 80x20 1,2-4,0 110x60 2,0-6,0 130x100 2,0-6,0 160x60 2,0-6,0
30x20 0,8-2,0 80x25 1,2-6,0 110x70 2,0-6,0 130x110 2,0-6,0 160x70 2,0-6,0
40x10 0,8-2,0 80x30 1,2-6,0 110x80 2,0-6,0 130x120 2,0-6,0 160x80 2,0-6,0
40x15 1,0-2,0 80x40 1,2-6,0 110x90 2,0-6,0 140x30 2,0-6,0 160x90 2,0-6,0
40x20 1,0-2,5 80x50 2,0-6,0 110x100 2,0-6,0 140x40 2,0-6,0 160x100 2,0-6,0
40x25 1,0-2,5 80x60 2,0-6,0 110x140 4,0-6,0 140x50 2,0-6,0 180x40 2,0-6,0
40x30 1,0-2,5 80x70 2,0-6,0 120x25 2,0-6,0 140x60 2,0-6,0 180x50 2,0-6,0
50x11 1,0-2,0 90x25 1,2-6,0 120x30 2,0-6,0 140x70 2,0-6,0 180x60 2,0-6,0
50x15 1,0-3,0 90x30 1,2-6,0 120x40 2,0-6,0 140x80 2,0-6,0 180x70 2,0-6,0
50x20 1,0-3,0 90x40 2,0-6,0 120x50 2,0-6,0 140x90 2,0-6,0 180x80 2,0-6,0
50x25 1,0-3,0 90x50 2,0-6,0 120x60 2,0-6,0 140x100 2,0-6,0 190x40 2,0-6,0
50x30 1,0-3,0 90x60 2,0-6,0 120x70 2,0-6,0 140x110 2,0-6,0 190x50 2,0-6,0
50x40 1,0-3,0 90x70 2,0-6,0 120x80 2,0-6,0 140x120 2,0-6,0 190x60 2,0-6,0
60x15 1,0-3,0 90x80 2,0-6,0 120x90 2,0-6,0 150x30 2,0-6,0 190x70 2,0-6,0
60x20 1,0-3,0 100x25 2,0-6,0 120x100 2,0-6,0 150x40 2,0-6,0 200x40 2,0-6,0
60x25 1,0-4,0 100x30 2,0-6,0 120x110 2,0-6,0 150x50 2,0-6,0 200x50 2,0-6,0
60x30 1,0-4,0 100x40 2,0-6,0 120x130 4,0-6,0 150x60 2,0-6,0 200x60 2,5-6,0
60x40 1,2-6,0 100x50 2,0-6,0 120x140 4,0-6,0 150x70 2,0-6,0 200x100 3,0-13,0
60x50 1,2-6,0 100x60 2,0-6,0 120x200 4,0-6,0 150x80 2,0-6,0 200x300 3,0-13,0
70x20 1,0-6,0 100x70 2,0-6,0 130x30 2,0-6,0 150x90 2,0-6,0 200x400  
70x25 1,2-6,0 100x80 2,0-6,0 130x40 2,0-6,0 150x100 2,0-6,0    

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